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Keywords: nutrients


Status Yields and Trends of Nutrients and Sediment and Methods of Analysis for the Nontidal Data-Collection Programs, Chesapeake Bay Basin 1985-96

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

Data from more than 200 sites in nontidal portions of the Chesapeake Bay were compiled to document annual nutrient and sediment loads and trends for the period 1985 throgh 1996 as part of the 1997 Reevaluation of the Chesapeake Bay…

Nutrient Reduction Technology Cost Estimates for Point Sources in the Chesapeake Bay Watershed

Publication date: November 01, 2002 | Type of document:

the purpose nof this report is to provide costs estimates for treatment technologies associated with varying concentration levels of nitrogen and phosphorus removal from inductrial and municipal wastewater plants in the Chesapeake Bay…

Nutrient Trading In the Chesapeake Bay Watershed-Public Comments Summary

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

This document is a collective summary of the documents (both during the public meetings as well as those written) received by all jurisdictions.  The process undertaken to prodice this summary included the following steps:  1) Each…

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…

Vegetated Filter Strips for Agricultural Runoff Treatment

Publication date: August 01, 1987 | Type of document:

When data from all tests were averaged, mass losses of total suspended solids, nitrogen and phosphoru from bare source areas were reduced by 72%, 17%, and 41% respectively, by 4.6 m (15 ft) wide filters.  TSS, N, and P reductions by 9.2…

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…

Restoring a Bay Resource-Riparian Forest Buffer Demonstration Sites

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

The use of demonstration sites for riparian forest buffer establishment is one way to help accomplish the objectives of communication, education, and monitoring.  The riparian forest buffers in this document are located in agricultural,…

Chesapeake Bay Area - Nutrient Management Programs - An Overview

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

In response to Executive Council directives and the Nutrient Subcommittee charge for the development of a comprehensive and accurate BMP tracking and reporting system, the Chesapeake Bay Program is reviewing and evaluating the current…

Evaluation of Wastewater Treatment Plants for BNR Retrofits Using Advances in Technology

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

This project was inititaed on June 1, 1995 for the purpose of stimulating efforts towards the reduction of point source nutrient discharges to the waters of the Chesapeake Bay Watershed.  Prior to the project a few engineering firms had…

Evaluating Nutrient and Sediment Losses from Agricultural Lands: Vegetative Filter Strips

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

This report is part of a bi-state reserach effort funded by the EPA Chesapeake Bay Program between the states of Maryland and Virginia.  This report describes the Virginia project.  The Maryland project is described in another…

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…

Baywide Nutrient Reduction Strategy Progress Report-1989

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

This first progress report under the 1988  Baywiden Nutrient Reduction Strategy describes implementation progress and analytic refinements promised in the original strategy.  The Nonpoint Source Subcommittee NPS Nutrient Reduction Task…

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…

River Flow, Long-term Trends and Stream Health In the Chesapeake Bay Watershed

Publication date: May 09, 2011 | Type of document: Backgrounder | Download: Electronic Version

Backgrounder: River Flow, Long-term Trends and Stream Health In the Chesapeake Bay Watershed



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