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Keywords: water quality


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 14, 2014 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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