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Keywords: water quality


Agreement Commitment Report_Living Resources Monitoring Plan 1988

Publication date: July 01, 1988 | Type of document: | Download: Electronic Version

In working toward the goal of restoring the abundance and diversity of living resources in the Bay, monitoring is essential.  Many of the actions necessary to improve the quality of Bay habitats have been ideentified and are being…

Econoic Guidance for Water Quality Standards Workbook 1995

Publication date: March 01, 1995 | Type of document: | Download: Electronic Version

This workbook provides guidance for those seeking to remove a designated use (such as might occur under a Use Attainability), or obtain a variance based n economic considerations, or to lower water quality in a high-quality water.  In…

Chesapeake Bay Region Nutrient Management Training Manual 1997

Publication date: January 01, 1997 | Type of document: | Download: Electronic Version

The efficient use of nutrients in agricultural production systems has important environmental implications.  The potential exists, for accelerated nutrient loss, when the amount of essential nutrients exceeds the uptake needs of a crop…

Benefits of Water Quality Policies: The Chesapeake Bay

Publication date: January 01, 1997 | Type of document: | Download: Electronic Version

The purpose of this paper is to estimate the benefits of water quality legislation in the Bay region from 1972, the year the Clean Water Act was promulgated, to 1996.  Nutrients, nitrogen and phosphorous, are the dominant criteria…

Water Quality Trading Assessment Handbook_Can Water Quality Trading Advance Your Watershed's Goals?

Publication date: November 01, 2004 | Type of document: | Download: Electronic Version

this handbook is intended to help you answer the third and fourth questions listed in the document, providing an analytical framework to assess the conditions and water quality problem(s) in a watershed and determine whether WQT could…

Tributary Water Quality Characterization Report 1987

Publication date: June 01, 1989 | Type of document: | Download: Electronic Version

This report presents the tributary water quality data collected from December 1986 through November 1987 on the James, Rappahannock, York and Pamunkey rivers.  Individual stations located on the Apprmattox, Chickahominy, Mattaponi, and…

Tributary Water Quality Characterization Report 1986

Publication date: November 01, 1987 | Type of document: | Download: Electronic Version

The objective of this report is to present the tributary water quality data collected from December 1985 through November 1986.  This report will focus on the James,Rappahannock, York, and Pamunkey rivers.  Individual stations located…

Tributary Strategy for Nutrient Reduction in Maryland's Patuxent Watershed 1995

Publication date: May 01, 1995 | Type of document: | Download: Electronic Version

This document is a Strategy or an approach to achieve the 40% nutrient reduction goal for the Patuxent watershed.  It represents a collective effort ove rthe past year among all levels of government, and extensive input by various…

Tributary Strategy for Nutrient Reduction in Maryland's Patapsco/Back River Watershed 1995

Publication date: May 01, 1995 | Type of document: | Download: Electronic Version

this document is a Strategy or approach to achieve the 40% nutrient reduction goal for the Patapsco/Back River watershed.  It represents a collective effort over the past year among all levels of government, and extensive input by…

Trends in Nutrient and Suspended Solids at the FallLine of Five Tributaries to the Chesapeake Bay in Virginia, July 1988 through 1995 2000

Publication date: January 01, 1996 | Type of document: | Download: Electronic Version

The purpose of this report is to: 1) present flow-adjusted trends in nutrients and suspended solids for five major tributariesto Chesapeake Bay in Virginia near the Fall Line; 2) discuss possible factors that affect trends in water…

Trends and Status of Flow, Nutrients, and Sediment for Selected Nontidal Sites in the Chesapeake Bay Watershed(1985-1998) 2000

Publication date: January 01, 2000 | Type of document: | Download: Electronic Version

Data from 30 stream sites in nontidal portions of the Chesapeake Bay Watershed were analyzed tp dpcument annual nutrient and sediment loads and trends for the period 1985 through 1998 as part of an annual water-quality update for the…

Toxic Contaminants iin the Chesapeake Bay and its Watershed_Extent and Severity of Occurrence and Potential Biological Effects 2012

Publication date: December 01, 2012 | Type of document: | Download: Electronic Version

Exposure to toxic contaminants can result in adverse effects on biological resources within the Chesapeake Bay and its watershed.  In 2010, the Chesapeake Bay Program (CBCP), a federal-jurisdictional partnership, reported that 72…

The Effects of Nitrogen and Sediment Loadings on Water Quality in the Virginia Western Shore Tributaries o Chesapeake Bay 1998

Publication date: March 01, 1998 | Type of document: | Download: Electronic Version

The Rappahannock, York and James Rivers each exhibit response in their estuarine receiving waters to inputs at their fall lines.  However, these response are not identical in each of the rivers, nor are they identical to Patuxent River…

The Cumulative Frequency Diagram Method for Determining Water Quality Attainment 2006

Publication date: October 01, 2006 | Type of document:

In June 2000, Chesapeake Bay Program (CBP) partners adopted the Chesapeake 2000 agreement, a strategic plan that calls for defining the water quality conditions necessary to protect aquaitc living resources.  These water quality…

Taking Environmental Protection to the Next Level 2007

Publication date: April 01, 2007 | Type of document: | Download: Electronic Version

This report examines the qater quality program, and finds that it is time to apply a much broader set of remedies.  The Academy Panel learned what needs to be done by conducting an in-depth review of the Chesapeake Bay Program.  It is…

Data Report Hypoxia in the York River 1991

Publication date: May 01, 1993 | Type of document: | Download: Electronic Version

This data report describes field studies conducted during the summer of 1991 by the Virginia Institute of Marine Science (VIMS) when both the physical environment and the dissolved oxygen regime were monitored, with the objective of…

From the Mountains to the Sea_The State of Maryland's Fershwater Streams 1999

Publication date: December 01, 1999 | Type of document: | Download: Electronic Version

The Maryland Biological Stream Survey, conducted by the Maryland Department of Natural Resources, sampled about 1,000 randomly-selected sites on first through third order freshwater streams throughout Maryland from 1995 to 1997.  biota…

Factors Affecting Nutrient Trends in Major Rivers of the Chesapeake Bay Watershed 2000

Publication date: January 01, 2000 | Type of document: | Download: Electronic Version

The major factors affecting the trends were changes in nutrient sources and natural variations in streamflow.  The dominant source of nitrogen and phosphorus from 1985 to 1998 in six of the seven tributary basins to Chesapeake Bay was…

Elements of a State Water Monitoring and Assessment Program 2003

Publication date: March 01, 2003 | Type of document: | Download: Electronic Version

States have taken very different approaches, within their resource limitations, to implement their monitoring programs.  They have applied a range of monitoring and assessment approaches (e.g., water chemistry, sediment chemistry,…

Strengthing the Management, Coordination, and Accountability of the Chesapeake Bay Program Report to Congress 2008

Publication date: July 01, 2008 | Type of document: | Download: Electronic Version

This report constitutes CBP's response to Congress's request for a report on the implementation of GAO's recommended actions.  The report also describes the CBP partner's development and continued refinement of an action plan for the…

Relation of Land Use to Nitrogen Concentration in Ground Water in the Patuxent River Basin, Maryland 1995

Publication date: January 01, 1995 | Type of document: | Download: Electronic Version

This report describes the relation of different land uses associated with nonpoint sources of nitrogen to be concentration of nitrogen in gournd water within the Patuxent River Basin in Maryland.  Historical groundwater data from the…

Maryland Department of Natural Resources Chesapeake Bay Water Quality Monitoring Program 1997

Publication date: May 01, 1997 | Type of document: | Download: Electronic Version

This is a progress report primarily summarizing 4.5 years of data from July 1992 - december 1996.  Although we present selected data covering the entire project period of August 1990 to December 1995, a previous report (Fisher etal.…

Maryland Oyster Roundtable Action Plan 1993

Publication date: December 01, 1993 | Type of document: | Download: Electronic Version

In the summer of 1993 the State of Maryland convened the Oyster Roundtable to address major concerns about how to bring oyster stocks in Maryland's Chesapeake Bay back to economically and ecologically healthy levels.  The Department of…

Condition of the Mid-Atlantic Estuaries 1998

Publication date: November 01, 1998 | Type of document: | Download: Electronic Version

This report represents the synthesis of information published in a variety of scientific reports or contained in established scientific databases.  We collected no new data specifically for the production of this report.  Because of the…

Bay Barometer Series April 1987-March 1989 1989

Publication date: April 01, 1989 | Type of document: | Download: Electronic Version

The Chesapeake Bay Barometer is a monthly eenvironmental publication of the federal/state Chesapeake Bay Program (CBP).  The Barometer depicts the current water quality of the Bay in terms of water clarity and dissolved oxygen. …

Evaluatiing Progress in Determining Potential Risks and Benefits of Introducing Diploid Crassostrea ariakensis to Chesapeake Bay 2006

Publication date: August 06, 2006 | Type of document: | Download: Electronic Version

Responses were received from all of the reserachers involved in laboratory or field studies listed in Appendix I.  Responses are summarized in Table I, and full responses are included in the accompanying spreadsheet.  Our summary below…

Chesapeake Bay Striped Bass Management Plan Agreement Commitment Report 1989

Publication date: December 01, 1989 | Type of document: | Download: Electronic Version

A comprehensive approach to managing Chesapeake Bay fisheries is needed because biological, physical, economic, and social aspects of the fisheries are shared among the Bay's jurisdictions.  The Chesapeake Bay Progran's Living Resources…

1992 Distribution of Submerged Aquatic Vegetation in the Chesapeake Bay 1992

Publication date: December 01, 1993 | Type of document: | Download: Electronic Version

The term "submerged aquatic vegetation" for the purpose of this report encompasses 19 taxa from 10 vascular macrophyte families and 3 taxa from 1 freshwater macrophytic algal family, the Characeae, but excludes all other algae, both…

Chesapeake Bay Alosid, Blue Crab, bluefish, and Weakfish/Spotted Seatrout Fishery Management Plans 1992

Publication date: December 01, 1992 | Type of document: | Download: Electronic Version

Each year the fishery management plans adopted by the Chesapeake Bay's Executive Committee are reviewed and updated.  The annual review provides a format for incorporating new information, evaluating progress toward achieving…

Aquatic Reef Habitat Plan Agreement Commitment Report 1994

Publication date: December 01, 1994 | Type of document: | Download: Electronic Version

The purpose of this Plan is to guide the development and implementation of a regional program to rebuild and restore reefs as habitat for oysters and other ecologically valuable aquatic species.  The main objective of this of this…

Annual Progress Report Chesapeake Bay Striped Bass fishery Management Plan 1991

Publication date: April 01, 1991 | Type of document: | Download: Electronic Version

The Chesapeake Bay Striped Bass Fishery was conducted during several periods in different locations from September 1990 through February 1991.  Systems were put in place to allocate the catch among different user groups, to monitor the…

Chesapeake Bay Communities-Making the Conection 1995

Publication date: December 01, 1995 | Type of document: | Download: Electronic Version

This compilation of case studies is a significant indication of the range of important environment activites occurring with the nearly 2,000 communities in the Chesapeake Bay watershed.  Local governments and community organization have…

Chesapeake Bay Fisheries Research Program Symposium Report 2003

Publication date: February 01, 2004 | Type of document: | Download: Electronic Version

Recently, there has been a collectiveeffort to investigate an ecosystem-based approach to fisheries management in Chesapeake Bay.  That is, an approach that considers the many interactions that exist between managed fish populations,…

Chesapeake Bay Basin Monitoring Program Atlas Volume I 1989

Publication date: August 01, 1989 | Type of document: | Download: Electronic Version

The objective of the Chesapeake Bay Basin Monitoring Program Atlas is to provide a source of information under one cover, describing current long-term environmental monitoring programs iin the Chesapeake Bay basin.  Its structure…

Alliance for the Chesapeake Bay White Paper - Riparian Forest Buffers 1996

Publication date: January 01, 1996 | Type of document: | Download: Electronic Version

We now recognize that forests along waterways, also known as "riparian forests", are an important resource that protects water quality and provides habitat and food necessary to support fish survival and reproduction.  Used as buffers,…

A Biological Study of Baltimore Harbor 1975

Publication date: February 02, 1975 | Type of document: | Download: Electronic Version

The results show that much of the bottom is indeed highly unfavorable for living organisms although some areas are still healthy.  The waters above the bottom, however, are mostly of better quality than many people would imagine.  It is…

An Urgent Call to Action Part II 2009

Publication date: August 01, 2009 | Type of document: | Download: Electronic Version

A continuation of An Urgent Call to Action on the future of clane water if actions are not taken now.

An Urgent Call to Action Part I 2009

Publication date: August 01, 2009 | Type of document: | Download: Electronic Version

The amount of nutrients entering our waters has dramatically escalated over the past 50 years, and nutrients now pose significant water quality and public health concerns across the United States.  In terms of growing drinking water…

Ambient Toxicity Testing in Chesapeake Bay_Year 8 Report Part I 2000

Publication date: July 01, 2000 | Type of document: | Download: Electronic Version

Data presented in this report were collected during the eighth year of a research program designed to assess ambient toxicity of living resource habitats in Chesapeake Bay.  The goals of this study were to identify toxic ambient areas…

Chesapeake Bay Achieveing Nutrient and Sediment Reduction Goals in the Chesapeake Bay Part II 2011

Publication date: May 01, 2011 | Type of document:

In 2009, the EPA requested that the National Research Council (NRC) evaluate and provide advice on the CBP nutrient reduction program and strategy.  The EPA specifically directed NRC to evaluate the tracking of best management practice…

Achieveing Nutrient and Sediment Reduction Goals in the Chesapeake Bay Part I 2011

Publication date: May 04, 2011 | Type of document: | Download: Electronic Version

In 2009, the EPA requested that the National Research Council (NRC) evaluate and provide advice on the CBP nutrient reduction program and strategy.  The EPA specifically directed the NRC to evaluate the tracking of best management…

Toxics Reevaluation and Revision Highlights 2000

Publication date: March 01, 2000 | Type of document:

This is a summary list of the major directionss, goals and commitments the stakeholders have developed at theToxics Reevaluation and Revision (Toxics R&R) forums and working sessions.  More detao;ed stalejp;der cp,emts amd doscissopm…

Interim Report to the Chesapeake Bay Executive Council 1995

Publication date: November 01, 1995 | Type of document: | Download: Electronic Version

Restoring water quality and living resources are the principal goals of the 1987 Chesapeake Bay Agreement.  In 1992, these goals were reaffirmed by recognizing the importance of the Bay's tributary stream and rivers.  since then,…

Synthesis of U.S. Geological Survey Science for the Chesapeake Bay Ecosystem and Implications for environmental Management 2007

Publication date: January 01, 2007 | Type of document: | Download: Electronic Version

The purpose of this report is to present a synthesis of the USGS Chesapeake Bay science related to this 2001-06 golas and provide implications for environmental management.  The report provides USGS findings that address the science…

Pollution Prevention Toolkit Part II 1998

Publication date: May 01, 1998 | Type of document: | Download: Electronic Version

Local governments in the Chesapeake Bay watershed, of which there are over 1,650, have repeatedly indicated a need for tools, techniques and models to help them contribute to the Chesapeake Bay restoration and protection effort and…

Pollution Prevention Tool Kit Part I 1998

Publication date: May 01, 1998 | Type of document: | Download: Electronic Version

Local governments in the Chesapeake Bay watershed, of which there are over 1,650, have repeatedly indicated a need for tools, techniques and models to help them contribute to the Chesapeake Bay restoration and protection effort and…

Chesapeake Bay Nonpoint Source Programs Part I 1987

Publication date: July 01, 1987 | Type of document: | Download: Electronic Version

This report describes the current programs to ameloriate nonpoint sources of pollution to the Bay that have been developed by the four jurisdictions in cooperation with other agencies; the achievements to date in terms of pollutant…

Riparian Forest Buffer Panel Interim Report 1995

Publication date: November 01, 1995 | Type of document:

Restoring water quality and living resources are the principal goals of the 1987 Chesapeake Bay Agreement.  In 1992, these goals were reaffirmed by recognizing the importantce of the Bay's tributary streams and rivers.  Since the,.…

Chesapeake Bay Financing Authority Organization Template 2005

Publication date: July 01, 2005 | Type of document:

In January of 2005, the Chesapeake Executive Council issued Directive 04-1 in response to the recommendations set forth by the Blue Ribbon Panel.  That directive instructed the Principals Staff Committee "to convene a Committee of…

Chesapeake Bay Financing Authority Organization Template 2005

Publication date: July 01, 2005 | Type of document:

In January of 2005, the Chesapeake Executive Council issued Directive 04-1 in response to the recommendations set forth by the Blue Ribbon Panel.  That directive instructed the Principals Staff Committee "to convene a Committee of…

Toxics Reevaluation and Revision Highlights 2000

Publication date: March 01, 2000 | Type of document: | Download: Electronic Version

Our goal is a Chesapeake Bay free toxics by reducing or eliminating the inputof chemical contaminants from all controllable sources to levels that result in no toxic or bioaccumulative impact on the living resources that inhabit the Bay…

The Chesapeake Bay Agenda An Action Agenda 1991

Publication date: August 01, 1991 | Type of document: | Download: Electronic Version

We have scored significant gains in our common effort to sustain the productivity and safeguard the future of the Chesapeake Bay.  Under the 1987 Chesapeake Bay Agreement, literally hundreds of tasks have been initiated to fulfill its…

Chesapeake Bay Bluefish Fishery Management Plan 1990

Publication date: December 01, 1990 | Type of document: | Download: Electronic Version

One of the strategies for implementing the Living Resources Commitments of the 1987 Chesapeake Bay Agreement is to develop and adopt a series of baywide fishery management plans (FMPs)for commercially, recreationally, and selected…

Chesapeake Bay Atlantic Croaker and Spot Fishery Management Plan 1991

Publication date: December 08, 1992 | Type of document: | Download: Electronic Version

One of the strategies for implementing the Living Resources Commitments of the 1987 Chesapeake Bay Agreement is to develop and adopt a series of baywide fishery management plans (FMPs) for commercially, recreationally, and selected…

An Introduction to Watershed Management Planning 2003

Publication date: October 01, 2003 | Type of document: | Download: Electronic Version

Watershed management planning provides opportunities to address water quality and habitat issues within the physical boundaries of a watershed rather than political boundaries.  It is an inclusive approach to support environmental…

Water-Quality Characteristics of Five Tributaries to the Chesapeake Bay at the Fall Line, Virginia, July 1988 through June 1993

Publication date: January 01, 1995 | Type of document: | Download: Electronic Version

Development in the Chesapeake Bay region has adversely affected the water quality of the Bay.  The general degradation in the Bay has resulted in the decline of commercial fishing industries and has reduced the area of aquatic…

Virginia Chesapeake Bay Water Quality and Living Resources Monitoring Programs 1998

Publication date: January 05, 1998 | Type of document: | Download: Electronic Version

This document represents a systhesis of the overall findings of water quality and living resources data generated over the first 12 years (1985 through 1996) of the Virginia Chesapeake Bay Monitoring Program.  In this report, patterns…

Tributary Water Quality 1984_1985

Publication date: September 01, 1987 | Type of document: | Download: Electronic Version

In the summer of 1984, the Environmental Protection Agency, the commonwealth of Virginia and State of Maryland instituted the mainstem water quality monitoring programs to study the Chesapeake Bay.  During this period the Commonwealth…

Recreational Boat Pollution and the Chesapeake Bay 1991

Publication date: January 01, 1991 | Type of document: | Download: Electronic Version

In the 1987 Chesapeake Bay Agreement includes the commitment "to eliminate pollutant discharges from recreational boats"  as one of its water quality objectives.  This challenge was re-emphasized by EPA Administrator William K. Reill in…

Chesapeake Futures Part II _ Overarching Teme for STAC's Priority Needs in Support of C2K 2003

Publication date: April 17, 2003 | Type of document: | Download: Electronic Version

This report outlines the likely consequences of some of the choices being made currently and their implications for the future of the nation'd lstgest and historically most productive estuary.  Chesapeake Futures: Choices for the 21st…

Introduction to an Ecosystem 2001

Publication date: September 01, 2001 | Type of document: | Download: Electronic Version

The relentless encroachment of people threatens the ecological balance of the Bay.  More than 15 million people live, work and play in the watershed.  Each individual directly affects the Bay by adding waste, consuming resources and…

A Comparison of Existing Water Quality Criteria and Standards with Living Resources Habitat Requirements 1989

Publication date: August 01, 1989 | Type of document: | Download: Electronic Version

A report prepared by the Criteria and Standards Workgroup of the Chesapeake Bay Program's Living Resources Subcommittee.  The workgroup was charged with comparing existing water quality criteria and standards with the water quality…

The State of the Chesapeake Bay_Third Biennial Monitoring Report 1989

Publication date: January 01, 1989 | Type of document: | Download: Electronic Version

For the Chesapeake Bay Program, the definition of monitoring takes on additional dimension-the long term process of collecting critical environmental data throughout a 66,500 square mile ecosystem.  Hundreds of individuals-scientists,…

The State of the Chesapeake Bay_Second Annual Monitoring Report 1984_1985

Publication date: January 01, 1984 | Type of document: | Download: Electronic Version

This second report from the Chesapeake Bay Program Monitoring Subcommittee summarizes data collected at over 165 stations Bay-wide for the new coordinated monitoring program from June 1984 through September 1985.  This initial effort…

Riparian Forest Buffers Part III 1994

Publication date: October 05, 1994 | Type of document: | Download: Electronic Version

On October 5-6, 1994, the Nutrient Subcommittee and Forestry Workgroup of the Chesapeake  Bay Program Hosted a conference on the subject of Riparian Forest Buffers.  Participants came together to discuss, debate and learn about the…

Riparian Forest Buffers Part II 1994

Publication date: October 05, 1994 | Type of document: | Download: Electronic Version

On October 5-6, 1994, the Nutrient Subcommittee and Forestry Workgroup of the Chesapeake Bay Program hosted a conference on the subject of Riparian Forest Buffers.  Participants came together to discuss, debate and learn the value of…

Riparian Forest Buffers Part I 1994

Publication date: October 05, 1994 | Type of document: | Download: Electronic Version

On October 5-6, 1994, the Nutrient Subcommittee and Forestry Work Group of the Chesapeake Bay Progam haosted a conference on the subject of Riparian Forest Buffers.  Participants came together to discuss, debate, and learn about the…

Forest of the Bay Part II 2000

Publication date: January 01, 2000 | Type of document: | Download: Electronic Version

Forests are vital to the health of the Chesapeake Bay.  Policy makers and the public are now recogniing the role the Bay's forests play in helping to maintain water quality, air quality, watershed health and resilience, living…

Forests for the Bay Part I 2000

Publication date: January 01, 2000 | Type of document: | Download: Electronic Version

Forests are vital to the health of the Chesapeake Bay.  Policy markers and the public are now recognizing the role the Bay's forests play in helping to maintain water quality, air quality, watershed health and resilience, living…

Wetlands_the Vital Link Between the Watershed and the Bay 1997

Publication date: March 01, 1997 | Type of document: | Download: Electronic Version

The Chesapeake Bay Program, in its effort to measure progress in protecting and restoring wetlands throughout the watershed, committed to performing a status and trends survey of Chesapeake wetlands every five years.  The information…

Virginia Chesapeake Bay Water Quality and Living Resources Monitoring Programs 1985-1996

Publication date: January 01, 1998 | Type of document: | Download: Electronic Version

This document represents a synthesis of the overall findings of water quaity and living resources data gen erated over the first 12 years(1985-1996) of the Virginia Chesapeake Monitoring Program.  In this report, patterns of water…

The Chesapeake Bay Program..An Action Agenda_Envisioning Success 1991

Publication date: August 01, 1991 | Type of document: | Download: Electronic Version

We have scored significant gains in our common effort to sustain the productivity and safeguard the future of the Chesapeake Bay.  Under the 1987 Chesapeake Bay Agreement, literally hundreds of tasks have been initiated to fulfill its…

First Annual Progress Report under the Chesapeake Bay Agreement 1985

Publication date: December 01, 1985 | Type of document: | Download: Electronic Version

The Chesapeake Bay Program findings clearly indicated that the Bay is an ecosystem in decline.  The Bay's ecosystem is complex and difficult to understand, but some of the links between problems and their causes became clear in the…

Benchmarks for Nitrogen, Phosphorus, Chlorophyll and Suspended Sediments in Chesapeake Bay 2003

Publication date: March 17, 2003 | Type of document: | Download: Electronic Version

When this oroject was conceived, there was no a priori plan of how to analyze the historical data to identify parameter concentrations that might qualify as benchmark levels.  The historical water quality data at the CBP is a…

Water Quality Functions of Riparian Forest Buffer Systems in the Chesapeake Bay Watershed Part II 1995

Publication date: August 01, 1995 | Type of document: | Download: Electronic Version

This document is a research synthesis requested by the Forestry Work Group of the Nutrient Subcommittee of the Chesapeake Bay Program.  In developing the outline for the report, the authors agreed to specifically focus on the existing…

Water Quality Functions of riparian Forest Buffer Systems in the Chesapeake Bay Watershed Part I 1995

Publication date: August 01, 1995 | Type of document: | Download: Electronic Version

This document is a research synthesis requested by the Forestry Work Group of the Nutrient Subcommittee of the Chesapeake Bay Program.  In developing the outline for the report, the authors agreed to specifically focus on the existing…

Conserving Chesapeake Landscapes 2010

Publication date: December 01, 2010 | Type of document: | Download: Electronic Version

On June 28, 2000, the Chesapeake Executive Council signed a new agreement for the restoration of the Bay, entitled Chesapeake 2000.  Unprecedented in scope and complexity, the new accord called for a range of actions, most with specific…

Chesapeake Bay Ecosystem Modeling Program Part II 1995

Publication date: March 01, 1995 | Type of document: | Download: Electronic Version

This is Part II of the Chesapeake Bay Ecosystem Modeling Program Part I.

Chesapeake Bay Ecosystem Modeling Program Part I 1995

Publication date: March 01, 1995 | Type of document: | Download: Electronic Version

In the 1992 amendments to the Chesapeake Bay Agreement, the Chesapeake Executive Council reaffirmed its emphasis  on the restoration and enhancement of living resources and their habitats.  To accomplish this goal, it is essential to…

A Screening Level Probabilistic Ecological Risk Assessment of Copper and Cadmium in the Chesapeake Bay Watershed 1997

Publication date: September 01, 1997 | Type of document: | Download: Electronic Version

the goal of this study was to conduct a screening level probabilistic ecological risk assessment for copper and cadmium in the Chesapeake Bay watershed by using the following distinct phases:  problem formulation, analysis and risk…

An Assessment of Salinity Effects on the toxicity of Atrazine to Chesapeake Bay Species_Data Needs for Development of Estuarine Aquatic Life Criteria 1994

Publication date: March 01, 1994 | Type of document: | Download: Electronic Version

this study was designed to determine the influence of a range of salinities (5, 15 and 25 ppt) on the acute toxicity of atrazine to the copepod, Eurytemore affinis and the sheepshead minow larvae,  Cyprinodon variegatus.  An additional…

A Pilot Study for Ambient Toxicity Testing in Chesapeake Bay Year 3 Report 1994 Part II

Publication date: July 01, 1994 | Type of document: | Download: Electronic Version

This pilot study was designed to evaluate ambient toxicity in the Chesapeake Bay watershed by using a battery of water column and sediemtn toxicity tests.  A team of scientists from two Chesapeake Bay research laboratories worked…

A Pilot Study for Ambient Toxicity Testing in the Chesapeake Bay Year 3 1994 Part I

Publication date: July 01, 1994 | Type of document: | Download: Electronic Version

This pilot study was designed to evaluate ambient toxicity i the ChesapeakeBay Watershed by using a battery of water column and sediment toxicity tests.  a team of scientists from two Chesapeake Bay research laboratories worked jointly…

Water Quality 2004

Publication date: January 01, 2004 | Type of document: | Download: Electronic Version

This is the first in a series of newsletter to be produced by the Monitoring and Analysis Subcommittee (MASC).  MASC coordinates and supports the monitoring activities of the Chesapeake Bay ecosystems, those factors that effect the…

Understanding "Lag Times" Affecting the Improvement of Water Quality in the Chesapeake 2005

Publication date: January 01, 2005 | Type of document: | Download: Electronic Version

Better quantifying the "lag time" between changes in nutrient and sediment sources in the Chesapeake Bay watershed and improvement in the Bay's water quality and submerged aquatic vegetation (SAV) is critical to help resource managers…

Shrinking Striped Bass Habitat in Chesapeake Bay and Albemarle Sound 1988

Publication date: September 01, 1988 | Type of document: | Download: Electronic Version

This project seeks to develop strategies and priorities for arresting habitat deterioration and restoring lost habitats in estuaries through identification of critical zones for maintaining living resources.  It uses as an examle one…

Reducing Pollution from Nonpoint Sources_The Chesapeake Experience 1990 Part II

Publication date: November 01, 1990 | Type of document: | Download: Electronic Version

REducing pollution from nonpoint sources has been one of the most difficult challenges in the Chesapeake Bay restoration effort.  The states and the federal government have joined in mounting a comprehensive effort and the dollar…

Reducing Pollution from Nonpoint Sources_The Chesapeake Experience 1990 Part I

Publication date: November 01, 1990 | Type of document: | Download: Electronic Version

Reducing pollution from nonpoint sources has been one of the most difficult challenges in the Chesapeake Bayrestoration effort.  The states and the federal government have joined in mounting a comprehensive effort to define, quantify…

Chesapeake Bay Wetlands Policy 1988

Publication date: December 01, 1988 | Type of document: | Download: Electronic Version

The Policy establishes an immediate goal of no net loss with a long-term goal of a "net resource gain".  The gain of wetland acreage and function over present day conditions serves as a means of recoering the values of wetlands already…

Chesapeake Bay Watershed Assistance Network Access to Federal Funds

Publication date: March 01, 2007 | Type of document: | Download: Electronic Version

In its 2005 Directive, "Meeting the Nutrient and Sediment Goals-Next steps", the first Chesapeake Bay Federal Principals meeting was held on October 7, 2005.  At that meeting, high level federal representatives, supported by the…

Chesapeake Bay Citizen Monitoring Program Report 1989

Publication date: June 01, 1989 | Type of document: | Download: Electronic Version

A committee of eight Bay managers and scientists worked with the Citizen Monitoring Coordinator in setting up the pilot program.  This technical advisory committee reviewed the project plans and the protocol manual, provided technical…

Adjusting Helix Kjeldahl Nitrogen Results_ Maryland Chesapeake Bay Mainstem Water Quality Monitoring Program, 1984-1985

Publication date: January 01, 1992 | Type of document: | Download: Electronic Version

In this report, a comparison data set with helix and block results for the same samples was analyzed to estimate the magnitude of the low bias of the helix method compared to the block method.  This data set extends the comparison made…

Acid Mine Drainage Loadings to the Chesapeake Bay Watershed 1998

Publication date: July 01, 1998 | Type of document:

The purpose of this literature synthesis is to determine the significance of AMD in contributing trace elements (contaminants) to the Chesapeake Bay watershed and determine the extent of the contribution from a local, regional and…

Conserving Chesapeake Landscape; Protecting Our Investments, Securing Future Progress

Publication date: February 01, 2001 | Type of document: | Download: Electronic Version

On June 28, 2000, the Chesapeake Executive Council signed a new agreement for the restoration of the Bay, entitled Chesapeake 2000.  Unprecedented in scope and complexity, the new accord called for a range of actions, most with specific…

Chesapeake Bay WaterColumn Contaminants Critical Issue Forum Proceedings

Publication date: July 01, 1993 | Type of document: | Download: Electronic Version

Rich Batiuk, EPA, Chesapeake Bay Program Office, described the objectives of the critical issues forum, the questions posed to the forum participants by the Toxics Subcommittee, and the process for incorporating forum findings into the…

Chesapeake Bay Nutrient Reduction Progress and Future Directions 1997

Publication date: October 01, 1997 | Type of document: | Download: Electronic Version

Since 1983, the Chesapeake Bay Program has been working in cooperation with local governments, industry, farmers, environmentalists, conservation associations, citizen groups, and others throughout the Bay region to restore the water…

Achieving Nutrient and Sediment Reduction Goals in the Chesapeake Bay 2011

Publication date: March 01, 2011 | Type of document: | Download: Electronic Version

The Chesapeake Bay Program (CBP), a partnership among the U.S. Environmental Protection Agency, the six watershed states, and the District of Columbia, is working at federal, state, and local levels to restore the Chesapeake Bay…

Progress to Improve Water Quality Conditions in Rock Creek Estuary, Anne Arundel County, Maryland 1990

Publication date: January 01, 1990 | Type of document: | Download: Electronic Version

Rock Creek is a 3-mile, 873 acre estuary in northern Anne Arundel County, Maryland (Figure 1).  It is a tributary to the Patapsco River, just upstream from the river's mouth of the Chesapeake Bay.  Rock Creek's watershed encompasses…

Maryland Water Quality Inventory 1986

Publication date: April 15, 1986 | Type of document: | Download: Electronic Version

The Patuxent River has been a major focal point for water quality management in Maryland for well over a decade.  As the Baltimore and Washington, D.C. metropolitan areas have encroached on the Patuxent watershed, long-time residents…

The Second Progress Report under the 1987 Chesapeake Bay Agreement 1989

Publication date: December 01, 1989 | Type of document: | Download: Electronic Version

This Second Progress Report attemtps to track at least some of those ripples.  It describes major efforts under way which contribute to the restoration of the Bay, though their cumulative effects are not yest fully defined.  The task of…

Policy and Program Re commendations for the Chesapeake Bay 1983

Publication date: August 01, 1983 | Type of document: | Download: Electronic Version

This report fulfills the last of the assignmen ts given to the U.S. Environmental Protection Agency by Congress in 1976 when funds were apprpriated to establish the Chesapeake Bay Program.  The final Congressional directive asked for…

Governing Chesapeake Waters A History of Water Quality Controls on Chesapeake Bay 1607-1972_1981

Publication date: October 01, 1981 | Type of document: | Download: Electronic Version

This report has relied primarily on written sourcwes.  Those providing most fruitful have been the annual reports of various state agencies, the occasional reports of study commissions and blue ribbon panels, and the coes, statutes, and…

Chesapeake Bay_A Profile of Environmental Change 1983

Publication date: September 01, 1983 | Type of document: | Download: Electronic Version

Usiing segmentation to look at water quality is not new.  Planning agencies for the Great Lakes divided the lakes into zones with similar nutrient and chlorophylla levels to monitor eutrophication.  To locate acceptiable sites for…

Baywide Nutrient Reduction Strategy 1990 Progress Report 1991

Publication date: June 01, 1991 | Type of document: | Download: Electronic Version

In response to the 1987 Chesapeake Bay Agreement, the Chesapeake Bay jurisdictions, working through a Water Quality Task Group, developed the Baywide Nutrient Reduction Strategy (Chesapeake Bay Program, 1988a) for reducing nutrients…

Comparison of Mid-Bay and Lateral Station Water Quality Data in the Chesapeake Bay Mainstem 1993

Publication date: June 01, 1993 | Type of document: | Download: Electronic Version

Seasonal median water quality values were compared between stations in mid-Bay and lateral regions in seven east-west transects in the mainstem Chesapeake Bay.  Comparisons were made over seven years, 1985-1991, for April-October…

Chesapeake Bay Program Nutrient Reduction Strategy Reevaluation Rept #8 1992

Publication date: December 01, 1992 | Type of document:

this report is one of a series of reports prepared for the Chesapeake Bay Program Reevaluation of the Nutrient Reduction Strategy.  This report provides information on the financial cost effectiveness and nutrient removal effectiveness…

Chesapeake Bay Basin Monitoring Program Atlas _Voulme II 1989

Publication date: August 01, 1989 | Type of document:

To monitor the bacteriological quality of Maryland's shellfish harvesting waters to assure adequate public health protection from shelstock unsafe for human consumption.  To assist in the identification and elimination of pollution…

Chesapeake Bay and its Tributaries_Results of Monitoring Programs and Status of Resources 1998

Publication date: January 01, 1998 | Type of document: | Download: Electronic Version

This  report is part of Virginia's ongoing effort to measure progress toward Bay restoration and to assess the quality of Virginia's rivers and streams.  The information in this report offers an insight into the monitoring of our waters…

A Report to the Citizens of the Bay Region 2008

Publication date: March 01, 2008 | Type of document: | Download: Electronic Version

The Chesapeake Bay 2007 Health and Assessment is presented this year as one document with four chapters, stressing the health of the Bay, the stressors to our environment, restoration efforts and, new this years, a summary of local…

Chesapeake Bay Low Flow Strategy Study 1996

Publication date: September 01, 1996 | Type of document: | Download: Electronic Version

The purpose of this study is to develop a general strategyto study and manage the impacts of low freshwater inflows, and reduction of low freshwater inflows, from the Susquehanna River on the salinity distribution, water quality,…

The Effect of pH on the Release of Phosphorus from Potomac river Sediment 1987

Publication date: November 01, 1987 | Type of document: | Download: Electronic Version

Recurring algal blooms in the tidal freshwater portion of the Potomac River indicate an association between chlorophyll a high phosphorus concentrations, and high pH of the water.  In the present study, the release of phosphorus from…

The State of the Chesapeake Bay 1999

Publication date: October 01, 1999 | Type of document: | Download: Electronic Version

This report highlights water quality conditions and the status of creatures that call the Bay home.  The first question we answer is how are our most important species doing?  We also explain the progress we're making to reduce the top…

Year Two Report_A Pilot Study for Ambient Toxicity Testing in Chesapeake Bay

Publication date: November 01, 1992 | Type of document: | Download: Electronic Version

this pilot study was designed to evaluate ambient toxicity in the Chesapeake Bay watershed by using a battery of water column, sediment and suborganismal tests.  A team of scientists from three Chesapeake Bay research laboratories…

The Introduction of Nonindigenous Species to the Chesapeake Bay via Ballast Water

Publication date: January 05, 1995 | Type of document: | Download: Electronic Version

Nonindigenous species are having dramatic effects on marine, estuarine and freshwater ecosystems through out the world.   These invading species can have strong economic and environmental consequences.  The impacts of the recent and…

The Influence of Salinity on the Chronic Toxicity of Atrazine to Sago Pondweed: Filling a Data Need for Development of anEstuarine Chronic Criterion

Publication date: October 01, 1998 | Type of document: | Download: Electronic Version

The objective of this study was to conduct a series of 28 d partial life cycle atrazine sub-chronic toxicity tests with sago pondweed, Potamogeton pectinatus. at salinities of 1, 6 and 12 ppt.  These data will be used by Maryland…

Statistical and Analytical Support Contract: Final Report 1987

Publication date: February 01, 1987 | Type of document: | Download: Electronic Version

The primary focus of this contract was the devlopment of a statistical analysis framework for detection of trends in Chesapeake Bay water quality attributable to pollution-control management actions.  In Chapter II, a procedure for…

Screening of Candidate Species for Development of Standard Operating Procedures for Aquatic Toxicity Testing with Resident Chesapeake Bay Biota

Publication date: March 01, 1994 | Type of document: | Download: Electronic Version

the goal of this study was to evaluate 25 resident Chesapeake Bay species (vertebrates, invertebrates and plants) as potential candidates for future Standard Operating Procedures (SOP)  development for estuarine water column toxicity…

Ripariann Forest Buffer Panel Interim Report 1995

Publication date: November 01, 1995 | Type of document: | Download: Electronic Version

Restoring water quality and living resources are tje [rincipal goals of the 1987 Chesapeake Bay Agreement.  In 1992, these goals were reaffirmed by recognizing the importance of the Bay's tributary streams and rivers.  Since then,…

Recommended Guidelines for Sampling and Analyses in the Chesapeake Bay Monitoring Program 1996

Publication date: August 01, 1996 | Type of document: | Download: Electronic Version

The purpose of this document is to provide field and laboratory methods and associated quality control (QC) procedures and criteria that will result in the generation of data of known and documented quality for use in the Chesapeake Bay…

Chesapeake Bay Groundwater Toxics Loading Workshop Proceedings

Publication date: July 01, 1993 | Type of document: | Download: Electronic Version

The workshop discussed how groundwater delivers more than one-half of the freshwater that enters Chesapeake Bay.  This large volume of freshwater is transported to the Bay as base flow an as direct discharge or upwelling.  Base flow…

Nutrient Trading in the Chesapeake Bay Watershed 2001

Publication date: September 26, 2000 | Type of document: | Download: Electronic Version

The public meetings provided an opportunity for public review and comment on the Draft Nutrient Trading Guidance Document.  The document was written by the Nutrient Trading Negotiation Team, a group composed of a wide array of…

Guide to Using Chesapeake Bay Program Water Quality Monitoring Data

Publication date: March 01, 1993 | Type of document: | Download: Electronic Version

this document describes the Chesapeake Bay Mainstem Water Quality Monitoring Program in general and provides detailed information about the existing Program database.  The two main purposes of this document are to assist those who wish…

Chesapeake Bay Pprogram Nutrient Trading Fundamental Principles and Guidelines

Publication date: March 01, 2001 | Type of document: | Download: Electronic Version

this document presents fundamental principles and guidelines for nutrient trading in the Chesapeake Bay watershed.  The Chesapeake Bay Program convened the Nutrient Trading Negotiation Team (Negotiation Team) in June 1999 for the…

Chesapeake Bay mainstem Monitoring Program Statistical and Analytical Support Contract_Final Report_Volume 1

Publication date: September 01, 1987 | Type of document: | Download: Electronic Version

The primary focus of this contract was the development of a statistical analysis framework for the detection of trends in Chesapeake Bay water quality attributable to pollution-control managementactions.  In Chapter II, a procedure for…

Nutrient-Dissolved Oxygen Dynamics in Chesapeake Bay: The roles of Phytoplankton & Micro-Heterotrophs Under Summer Conditions_1985

Publication date: August 01, 1987 | Type of document: | Download: Electronic Version

This study focused on the relationships of phytoplankton and micro-heterotrophs to the development and maintenance of anoxia in the mesohaline region of Chesapeake Bay.  A series of 14 cruises were made from February to October, 1985,…

Monitoring Needs and Partnership Opportunites Assessment: A Report to the Chesapeake Bay Program Monitoring Re-Alignment Action Team

Publication date: September 01, 2009 | Type of document: | Download: Electronic Version

The Chesapeake Bay Program (CBP) Monitoring efforts have served to provide Bay water quality and living resource health assessments while guiding restoration efforts in the Bay community for over 25 years.  As an outcome of a Chesapeake…

An Introduction to Sedimentsheds: Sediment and its Relationship to Chesapeake Bay Water Clarity

Publication date: January 30, 2002 | Type of document: | Download: Electronic Version

On January 30-31, 2007 the Chesapeake Bay Program's (CBP) Sediment Workgroup and the CBP's Science and Technical Advisory Committee convened a workship titled:  "An Introduction to Sedimentsheds: Sediment and its Relationship to…

Coupling Suspended Sediment Dynamics and Light Penetration in the Upper Chesapeake Bay

Publication date: May 01, 2006 | Type of document: | Download: Electronic Version

The attenuation of light underwater is an important process.  Three water quality constituents contribute to light attenuation in estuaries:  colored dissolved organic matter (CDOM) absorbs light selectively at blue wavelengths;…

Coupling Water Quality and Upper Trophic Level Models for Chesapeake Bay: A Planning Workshop

Publication date: March 01, 2005 | Type of document: | Download: Electronic Version

Recent publications of the Chesapeake 2000 agreement (C2K) and the Fisheries Ecosystem Plan reflect the growing interest in integrated management of water quality and fisheries.  Together, these two directives call for a combination of:…

Chesapeake Bay Coordinated Split Sample Program Annual Report, 1990-1991

Publication date: June 01, 1993 | Type of document:

The CSSP has two main objectives; identifying parameters with low inter-organization agreement, and estimating measurement system variability.  The identification of parameters with low agreement is used as part of the overall Quality…

Riparian Areas: A Strategy for Habitat Restoration

Publication date: January 01, 1993 | Type of document:

this habitat restoration strategy is an attempt to examine the many benefits that a healthy riparian area bestows upon all species that interact with the Bay ecosystem, including man.  Many psecies that are listed as endangered or…

The Role and Function of Forest Buffers in the Chesapeake Bay Basin for Nonpoint Ssource Management

Publication date: February 01, 1993 | Type of document: | Download: Electronic Version

This paper primarily discusses elements if the relationship between forests and water quality in the context of the forest buffer. 

Trends in The Distribution, Abundance, and Habitat Quality of Submerged Aquatic Vegetation in Chesapeake Bay and its Tidal Tributaries:1971-1991

Publication date: May 01, 1994 | Type of document:

Submerged aquatic vegetation (SAV) historically contributed to the high primary and secondary productivity of Chesapeake Bay, but in the late 1960s and 1970s it experienced a dramatic baywide decline due to increased nutrient and…

Chesapeake Bay Nutrients, Light and SAV: Relationships Between Water Quality and SAV Growth in Field and Mesocosm Studies

Publication date: June 01, 1995 | Type of document: | Download: Electronic Version

The SAV beds in the Chesapeake Bay and the lower bay demonstrated different capacities to attenuate inorganic nutrients and suspended particles from adjacent channel waters.  At the Goodwin Island the meadow canopy effectively trapped…

Nutrient-Dissolved Oxygen Dynamics in Chesapeake Bay: The Roles of Phytoplankton and Micro-Heterotrophs Under Summer Conditions, 1985

Publication date: August 01, 1987 | Type of document: | Download: Electronic Version

This tudy focused on the relationships of phytoplankton and micro-heterotrophs to the development and maintenance of anoxia in the mesohaline region of Chesapeake Bay.  A series of 14 cruises were made from February to October, 1985, on…

Achieving the Chesapeake Bay Nutrient Goals

Publication date: October 01, 1994 | Type of document: | Download: Electronic Version

In 1982, this Bay Agreement nutrient reduction goal was confirmed by the use of computer models, and strengthened by allocating nutrietn reduction goals to each of the ten major tributary systems of the Bay, as well as to each…

A Report to Congress on the Patuxent River

Publication date: January 01, 1998 | Type of document:

The Patuxent River is one of eight major tributaries to the Chesapeake Bay.  It begins near the convergence of Carroll, Howard, Frederick and Montgomery counties, and is bordered byPrince George's, Anne Arundel, Calvert and St. Mary's…

Forestry Best Management Practices and Water Quality in the Piedmont and Ridge-And-Valley Provinces

Publication date: July 07, 1997 | Type of document: | Download: Electronic Version

Ecological functions of forests include provision of a clean and continuous water supply, soil stabilization and sediment retention, nutrient and carbon storage, production of wood products, moderation of woodland stream temperatures,…

Executive Council's Agricultural Nonpoint Source Initiative

Publication date: September 01, 1993 | Type of document: | Download: Electronic Version

The goal of Total Resource Management Planning is to identify ways to manage agricultural land holistically by including both environmental and economic factors.  The process makes the farmer aware of tthe relationship among various…

Chesapeake Bay Submerged Aquatic Vegetation Water Quality and Habitat-Based Requirements and Restoration Targets_A Second Technical Synthesis

Publication date: August 01, 2000 | Type of document:

The  principal relationships between water quality conditions and light regimes for growth of SAV are illustrated in Figuree1, which represents an expansion of a similar conceptual diagram presented in the first SAV technical…

Ambient Water Quality Criteria for Dissolved Oxygen, Water Clarity and Chlorophyll a for the Chesapeake Bay and Its Tidal Tributaries

Publication date: May 01, 2010 | Type of document:

In April 2003, the U.S. Environmental Protection Agency (EPA) published the Ambient Water Qualityy Criteria for Dissolved Oxygen, WaterClarity and Chlorophyll a for the Chesapeake Bay and Its Tidal Tributaries which was the…

Ambient Water Quality Criteria for Dissolved Oxygen, Water Clarity and Clorophyll a for the Chesapeake Bay and Its Tidal Tributaries

Publication date: May 01, 2010 | Type of document: Report | Download: Electronic Version

In April 2003, the U.S.  Environmental Protection Agency (EPA) published the Ambient Water Quality Criteria for Dissolved Oxygen, Water Clarity and Chlorophyll a for the Chesapeake Bay and Its Tidal Tributaries which was the foundation…

Nutrient-Dissolved Oxygen Dynamics in Chesapeake Bay

Publication date: August 01, 1987 | Type of document: | Download: Electronic Version

This study was funded by grants X-003311-01-0 and X-003310-02-0 from the U.S. Environmental Protection Agency and the National Oceanographic and Atmospheric Administration through the University of Maryland Sea Grant College.  The…

Nutrient Trading to Maintain the Nutrient Cap in the Chesapeake Bay Watershed

Publication date: December 14, 1998 | Type of document: | Download: Electronic Version

this workshop was held om December 14, 1998.  Its purpose, as delineated on the agenda (see Appendix I) was to initiate a process to develop nutrient trading policies and guidelines to achieve and maintain the Nutrient Cap in the…

Baywide Nutrient Reduction Strategy Progress Report

Publication date: December 01, 1989 | Type of document:

In 1988, the Water Quality Task Group developed the Basinwide Nutrient Reduction Strategy.  The strategy describes state point and nonpoint source (NPS) programs designed to meet the agreement goal of reducing nutrient loads entering…

Targeting Toxics: A Characterization Report A Tool for Directing Management & Monitoring Actions in the Chesapeake Bay's Tidal Rivers

Publication date: June 01, 1999 | Type of document: | Download: Electronic Version

Chemical contamination in water, sediment and/or in animal tissue us an importaant issue for peiople everywhere.  In the Chesapeake Bay region, scientists and managers have been carrying out a multi-step effort assess the Bay's tidal…

The Community Watershed Initiative Strategy: Recognizing Shared Vision, Realizing Shared Goals

Publication date: December 01, 1998 | Type of document: | Download: Electronic Version

AS directed by the Chesapeake Executive Council in 1997 (see appendix I) the  Community Watershed Initiative offers a framework to enable the Chesapeake Bay Program (CBP) to better support community watershed efforts for the benefit of…

The Restoration of the Anacostia River - The Report to Congress

Publication date: July 01, 2015 | Type of document:

The House and Senate Committies on Appropriations in their approval of the U.S. Environmental Protection Agency (EPA) FY92 Operating Plan directed EPA to conduct a stidu of the Anacostia River.  This study "should include...ana analysis…

Synthesis of Nutrient and Sediment Data for Watersheds Within the Chesapeake Bay Drainage Basin

Publication date: January 01, 1995 | Type of document: | Download: Electronic Version

Nutrient and sediment data collected by Federal and state agencies from 9172 through 1992 at 1,058 surface-water sites in nontidal parts of the Chesapeake Bay Basin were compiled into a large database.  Adequate nutrient, sediment and…

Reducing Pollution from Nonpoint Sources: The Chesapeake Experience-1990

Publication date: November 01, 1990 | Type of document: | Download: Electronic Version

Reducing pollution from nonpoint sources has been one of the most difficult challenges in the Chesapeake Bay restoration effort.  The states and the federal government have joined in mounting a comprehensive effort to defime, quamtify…

Dissolved Oxygen Trends in the Chesapeake Bay (1984-1990)

Publication date: September 01, 2015 | Type of document:

Low dissolved oxygen is one of the most important problems facing managers and scientists in the restoration of Chesapeake Bay.  Oxygen is critical to the health and survival of tje Bay's aquatic life.  Faced with decreasing levels of…

Chesapeake Bay Basin Toxics Loading and Release Inventory

Publication date: May 01, 1999 | Type of document:

This Toxics Loading and Release Inventory is one of many tools the Chesapeake Bay Program is using to  set more targeted source reduction and pollution prevention goals to reduce and eliminate toxic impacts in the Bay.  The overall goal…

Biological Nitrogen and Phosphorus Removal in Oxidation Ditch and High Nitrate Recycle Systems

Publication date: August 01, 1990 | Type of document:

Full scale process modifications were conducted in an oxidaation ditch system to understand the kinetics of biological nitrogen and phosphorus removal in activated sludge systems which may use high nitrate or internal recycles.  Design…

Chesapeake Bay Nutrients, Light and SAV: Relationships Between Water Quality and SAV Growth in Field and Mesocosm Studies

Publication date: June 01, 1995 | Type of document:

The decline of submerged aquatic vegetation (SAV) in the Chesapeake Bay has been associated with light limitation resulting from changes in water quality (Kemp et al/ 1984, Orth and Moore 1983).  Eutrophication severely limits the…

Water Quality GIT BMP Review Protocol

Publication date: | Type of document: Policy Document | Download: Electronic Version

July 13, 2015 version.

Homeowner BMP crediting memo

Publication date: | Type of document: | Download: Electronic Version

Approved by the Water Quality Goal Implementation Team, February 10, 2014.

The Conowingo Dam and Chesapeake Bay Water Quality

Publication date: January 15, 2013 | Type of document: Backgrounder | Download: Electronic Version

Each year, the Susquehanna River provides the Bay with one-quarter of its sediment loads. Working to curb these loads are three large reservoirs located along the lower portion of the river, each of which sits behind a dam. These…



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