Past Publications
Water Quality Goal Implementation Team (GIT 3)
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Understanding Chesapeake Bay Modeling Tools: A history of updates, governance, policy and procedures
The Chesapeake Bay Program uses state-of-the art science and monitoring data to replicate conditions of the Chesapeake Bay watershed. This information is then used by decision-makers at the federal, state and local levels to determine...
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March 30, 2020
Recommendations of the BMP expert panel for agricultural ditch management practices
The Agricultural Ditch Management BMP Expert Panel convened in 2016 and deliberated to develop the recommendations described in this report in response to the Charge provided to the panel by the Agriculture Workgroup (Appendix D: Panel...
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Recommendations of the Expert Panel to Define Removal Rates for Shoreline Management Projects.
BMP expert panel report approved by Water Quality Goal Implementation Team: July 13, 2015
Amended by WTWG and WQGIT: June 2017
Further Amended November 2019
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May 15, 2018
Recommendations of the Expert Panel to Define Removal Rates for Shoreline Management Projects (WQGIT Approved 7/13/15, WTWG Revised 6/1/17)
Recommendations of the Expert Panel to Define Removal Rates for Shoreline Management Projects (WQGIT Approved 7/13/15, WTWG Revised 6/1/17).
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November 28, 2017
Ambient Water Quality Criteria for Dissolved Oxygen, Water Clarity and Chlorophyll a for the Chesapeake Bay and Its Tidal Tributaries 2017 Technical Addendum
A total of seven addendum documents have been published by EPA since April 2003. Four addenda were published documenting detailed refinements to the criteria attainment and assessment procedures (U.S. EPA 2004a, 2007a, 2008, 2010)...
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January 01, 2017
Recommendations of the Phase 6 Expert Panel to Define Removal Rates for Cover Crop Practices
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December 01, 2016
Recommendations of the Phase 6 Expert Panel to Define Removal Rates for Conservation Tillage Practices
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November 17, 2016
Recommendations of the Phase 6 Expert Panel to Define Removal Rates for Nutrient Management Practices
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December 19, 2016
Wetlands and Wetland Restoration: Recommendations of the Wetland Expert Panel for the incorporation of non-tidal wetland best management practices (BMPs) and land uses in the Phase 6 Chesapeake Bay Watershed Model
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September 26, 2016
Recommendations from the Manure Treatment Technologies Expert Panel to the Chesapeake Bay Program’s Water Quality Goal Implementation Team to define Manure Treatment Technologies as a Best Management Practice
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December 12, 2016
Recommendations of the Expert Panel to Define Removal Rates for Disconnecting Runoff from Impervious Areas onto Amended Soils or Treatment in the Stormwater Conveyance System
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Recommendations of the Expert Panel to Define Removal Rates for Oyster Aquaculture Practices
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December 19, 2016
Animal Waste Management Systems: Recommendations from the BMP Expert Panel for Animal Waste Management Systems in the Phase 6 Watershed Model
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November 07, 2016
Recommendations of the Expert Panel to Define BMP Effectiveness for Urban Tree Canopy Expansion
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May 26, 2016
Recommendations of the Expert Panel to Define Removal Rates for Street and Storm Drain Cleaning Practices
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Recommendations of the Expert Panel to Define Removal Rates for Shoreline Management Projects
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June 01, 1993
Comparison of Mid-Bay and Lateral Station Water Quality Data in the Chesapeake Bay Mainstem
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...
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October 01, 2014
Strengthening Verification of Best Management Practices Implemented in the Chesapeake Bay Watershed: A Basinwide Framework
Stakeholder groups, communities and people across the 64,000 square foot Chesapeake Bay region must have confidence that there is strong science behind the Chesapeake Bay “pollution diet” (known as the Total Maximum Daily Load or...
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Continuous High Residue Minimum Soil Disturbance BMP
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Resource Improvement Practice Definitions and Verification Visual Indicators Report
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Water Quality GIT BMP Review Protocol
July 13, 2015 version.
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Water Quality Standards Attainment and Monitoring Outcome Justification
Water Quality Standards Attainment and Monitoring Outcome: Continually improve the capacity to monitor and assess the effects of management actions being undertaken to implement the Bay TMDL and improve water quality. Use the...
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2017 and 2025 Watershed Implementation Plans Outcomes Justification
2017 Watershed Implementation Plans Outcome: By 2017, have practices and controls in place that are expected to achieve 60 percent of the nutrient and sediment pollution load reductions necessary to achieve applicable water quality...
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WQGIT Governance Protocols
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Definitions and Nutrient and Reduction Efficiencies of Nutrient Application Management for use in Phase 5.3.2 of the Chesapeake Bay Program Watershed Model
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Homeowner BMP crediting memo
Approved by the Water Quality Goal Implementation Team, February 10, 2014.
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December 06, 2012
Chesapeake Bay Program Partnership BMP Verification Principles
Developed by the BMP Verification Committee and Water Quality Goal Implementation Team, these principles were adopted by the Principals' Staff Committee to guide the jurisdictions’ development and implementation of BMP verification...
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November 19, 2012
Recommendations of the Expert Panel to Define Removal Rates for Urban Stormwater Retrofit Projects (short version) with updated adjustor curves January 2015
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November 13, 2012
Recommendations of the Expert Panel to Define Removal Rates for New State Stormwater Performance Standards (short version) with updated adjustor curves January 2015
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January 04, 2013
Documentation for Scenario Builder
Creation of the Nutrient and Scenario Builder tool was achieved with the excellent assistance of the Chesapeake Bay Program Information Technology contractor’s team led by Jessica Rigelman. With her leadership, Jonathan Lewis, Robert...
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July 16, 2012
Applying the Decision Framework to Attaining Water Quality Standards in the Chesapeake Bay and Its Tidal Tributaries
The Chesapeake Bay Program (CBP) Water Quality Goal Implementation Team (WQGIT) supports the commitments of the CBP partnership to reduce nitrogen, phosphorus and sediment pollution loads in order to achieve water-quality standards in...