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Title (link to summary)NumberDate (released or updated)
South Fork Palouse River Watershed Fecal Coliform Bacteria Total Maximum Daily Load: Water Quality Implementation Plan 11-10-074December 2011
Development of Benthic SQVs for Freshwater Sediments in Washington, Oregon, and Idaho 11-09-054December 2011
PCB, Dioxin, and Chlorinated Pesticide Sources to Vancouver Lake 11-03-063December 2011
Background Characterization for Metals and Organic Compounds in Northeast Washington Lakes, Part 2: Fish Tissue 11-03-054December 2011
Quality Assurance Project Plan: Cherry and Ames Creeks (Snoqualmie River Tributaries) Dissolved Oxygen Study 11-03-115November 2011
Pyrethroids in Freshwater Sediments of King County 11-03-061November 2011
Lake Chelan Wapato Basin Total Phosphorus Total Maximum Daily Load: Water Quality Effectiveness Monitoring Report 11-03-049November 2011
Pend Oreille River Temperature Total Maximum Daily Load: Water Quality Improvement Report 10-10-065November 2011
Grays Harbor Fecal Coliform Bacteria Monitoring to Characterize Water Quality in Urban Stormwater Drains 11-10-079October 2011
Salmon Creek Temperature Total Maximum Daily Load: Water Quality Improvement Report and Implementation Plan 11-10-044October 2011
Addendum to Gibbons Creek Watershed Fecal Coliform Total Maximum Daily Load Implementation Monitoring Quality Assurance Project Plan 11-03-117October 2011
Measuring Mercury Trends in Freshwater Fish in Washington State, 2010 Sampling Results 11-03-053October 2011
Errata: Pend Oreille River Temperature Total Maximum Daily Load: Water Quality Improvement Report 10-10-065errata1October 2011
Quality Assurance Project Plan: Black Lake Grocery Groundwater Confirmational Monitoring 11-03-114September 2011
Quality Assurance Project Plan: Elwha-Dungeness Watershed Planning Area Assessment of Gaged Streamflows by Modeling 11-03-112September 2011
Quality Assurance Project Plan: Salmon Creek Watershed Low Dissolved Oxygen and pH Characterization Study 11-03-110September 2011
Erratum Bear-Evans Watershed Temperature, Dissolved Oxygen and Fecal Coliform Bacteria Total Maximum Daily Load Water Quality Implementation Plan 11-10-024erratum1August 2011
Addendum to Quality Assurance Project Plan: Aquatic Plant Monitoring in Washington Lakes and Rivers. 11-03-106Addendum1August 2011
Characteristics of small headwater wetlands in second-growth forests of Washington, USA. Article in the journal, Forest Ecology and Management. 11-03-047August 2011
White Salmon River Watershed Fecal Coliform Bacteria Attainment Monitoring Study 11-03-046August 2011
PBT Chemical Trends in Washington State Determined from Age-Dated Lake Sediment Cores, 2010 Sampling Results 11-03-045August 2011
Erratum Green River Temperature Total Maximum Daily Load Water Quality Improvement Report 11-10-046erratum1July 2011
Erratum Whatcom, Squalicum and Padden Creeks Temperature Total Maximum Daily Load Water Quality Improvement Report 11-10-019erratum1July 2011
Quality Assurance Project Plan: Aquatic Plant Monitoring in Washington Lakes and Rivers 11-03-106July 2011
River and Stream Water Quality Monitoring Report, Water Year 2010 11-03-037July 2011
Wenatchee Watershed Planning Area: Prediction of Gaged Streamflows by Modeling 11-03-028July 2011
2010 Report to the Legislature: Water Banking in Washington State 11-11-072June 2011
Focus on Sinclair & Dyes Watersheds: High levels of bacteria in local streams and inlets 11-10-052June 2011
Newaukum Creek Temperature Total Maximum Daily Load: Water Quality Improvement Report and Implementation Plan 11-10-047June 2011
Green River Temperature Total Maximum Daily Load: Water Quality Improvement Report 11-10-046June 2011
Snoqualmie River Basin Temperature Total Maximum Daily Load - Water Quality Improvement Report and Implementation Plan 11-10-041June 2011
Puyallup River Watershed: Fecal Coliform Total Maximum Daily Load - Water Quality Improvement Report and Implementation Plan 11-10-040June 2011
Oakland Bay, Hammersley Inlet, & Selected Tributaries Fecal Coliform Bacteria Total Maximum Daily Load Water Quality Improvement Report (WQIR)/Implementation Plan (WQIP) 11-10-039June 2011
Whatcom, Squalicum, and Padden Creeks Temperature Total Maximum Daily Load: Water Quality Improvement Report 11-10-019June 2011
Relative Importance of Wastewater Treatment Plants and Non-point Sources of Perfluorinated Compounds to Washington State Rivers 11-03-036June 2011
Polychlorinated Dibenzodioxins and Dibenzofurans in Surface Sediments of Bellingham Bay, 2010 11-03-033June 2011
Nason Creek (Chelan County) Oxbow Reconnection Monitoring, 2010 11-03-032June 2011
Deschutes River Continuous Nitrate Monitoring 11-03-030June 2011
Focus on Green River Watershed: Water in Green River and Newaukum Creek is Too Warm 11-10-043May 2011
Focus on Snoqualmie Watershed: Watershed Streams Too Warm 11-10-042May 2011
Frequently Asked Questions: Pend Oreille River Temperature TMDL Dispute Resolution 11-10-035May 2011
Focus on Urban Stream Temperature: Several Creeks Flowing to Bellingham Bay Need Your Help 11-10-032May 2011
Hangman (Latah) Creek Watershed Fecal Coliform Bacteria, Temperature, and Turbidity Total Maximum Daily Load: Water Quality Implementation Plan 11-10-012May 2011
Washington State Toxics Monitoring Program: Monitoring with SPMDs for PBTs in Washington Waters in 2009 11-03-029May 2011
Mercury and Copper Levels in Leach Creek (Pierce County) During 2009-2010 11-03-014May 2011
Spokane River PCB Source Assessment, 2003-2007 11-03-013May 2011
Toxics in Surface Runoff to Puget Sound: Phase 3 Data and Load Estimates 11-03-010May 2011
Lower Okanogan River Basin DDT and PCB Total Maximum Daily Load: Water Quality Effectiveness Monitoring Report 11-03-009May 2011
Appendix P. Watershed-Scale Total Toxic Chemical Loading Estimates 1103010AppendixPApril 2011
Appendix L. Summary Statistics for Toxic Chemical Concentrations by Monitoring Location, Land Use, and Watershed 1103010AppendixLApril 2011
Appendix K. Detection Frequency Summary Tables for Individual Parameter by Flow Condition, Land Use, and Watershed 1103010AppendixKApril 2011
Appendix J. Validation Reports for Stream Gauging Data 1103010AppendixJApril 2011
Appendix G. Alternative Method for Computing Watershed Scale Loading Estimates 1103010AppendixGApril 2011
Appendix D. Figures Showing Sample Collection Times Relative to the Stream Hydrograph at Each Monitoring Location 1103010AppendixDApril 2011
Yakima River Basin Study - Proposed Integrated Water Resource Management Plan for the Yakima River Basin 11-12-004April 2011
Assessment of Aquatic Toxicity in North Creek, Gig Harbor 11-03-022April 2011
Appendices C-E: Surface Water Monitoring Program for Pesticides in Salmonid-Bearing Streams, 2010 Data Summary 11-03-021AppendicesC-EApril 2011
Surface Water Monitoring Program for Pesticides in Salmonid-Bearing Streams, 2010 Data Summary 11-03-021April 2011
Phase 2: High Summer Bacteria Concentrations in South Puget Sound Streams 11-03-019April 2011
Non-Project Environmental Impact Statement Aquatic Invasive Species Control 10-10-010April 2011
Addendum 4 to Quality Assurance Project Plan: Washington State Surface Water Monitoring Program for Pesticides in Salmonid Habitat for Two Index Watersheds. 03-03-104ADD4April 2011
Frequently Asked Questions on Ecology's Petition Response: How Ecology’s alternative to the Lake Whatcom petition will serve to protect the lake’s water quality 11-11-070March 2011
Bear-Evans Watershed Temperature, Dissolved Oxygen and Fecal Coliform Bacteria TMDL - Water Quality Implementation Plan 11-10-024March 2011
Frequently Asked Questions: In-Lieu Fee Mitigation 11-06-008March 2011
Quality Assurance Project Plan: Wenatchee Watershed Planning Area Assessment of Gaged Streamflows by Modeling 11-03-104March 2011
Hangman Creek Watershed Dissolved Oxygen, pH, and Nutrients Total Maximum Daily Load Study: Data Summary Report 11-03-020March 2011
Mercury Concentrations in Lake Ozette Sockeye 11-03-017March 2011
Final Economic Impact Analysis: Aquatic Plant and Algae Management General Permit 11-10-014February 2011
Lacamas Creek Fecal Coliform, Temperature, Dissolved Oxygen, and pH Total Maximum Daily Load: Water Quality Study Design (Quality Assurance Project Plan) 11-03-102February 2011
Quality Assurance Project Plan: Pyrethroids in Freshwater Sediments of King County 11-03-101February 2011
Control of Toxic Chemicals in Puget Sound: Characterization of Toxic Chemicals in Puget Sound and Major Tributaries, 2009-10 11-03-008January 2011
Appendices C-G: Surface Water Monitoring Program for Pesticides in Salmonid-Bearing Streams, 2009 Data Summary 11-03-004-Appendices C-GJanuary 2011
Surface Water Monitoring Program for Pesticides in Salmonid-Bearing Streams, 2009 Data Summary 11-03-004January 2011
Mercury Levels in Gold Mining Reaches on Seven Washington Rivers and Creeks 11-03-003January 2011
Walla Walla Watershed Planning Area: Prediction of Gaged Streamflows by Modeling 11-03-002January 2011
Protecting Washington from invasive species and toxic algae 10-10-044January 2011