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Title (link to summary)NumberDate (released or updated)
Final Storage Assessment Little and Middle Spokane Watersheds 12-03-333December 2004
City of Yelm Groundwater Monitoring Project 12-03-204December 2004
Quality Assurance Project Plan: Stormwater Quality Survey of Western Washington Construction Sites: Year 2 04-03-118December 2004
Quality Assurance Project Plan: Ostrich Bay Sediment Toxicity Evaluation 04-03-117December 2004
Quality Assurance Project Plan: Post Point, Bellingham Bay Sediment Sulfide and Toxicity Assessment 04-03-116December 2004
Washington State Polybrominated Diphenyl Ether (PBDE) Chemical Action Plan: Interim Plan 04-03-056December 2004
Focus on interim chemical action plan for PBDE flame retardants 04-03-055December 2004
Lakewood Plaza Cleaners, June and November 2004 Groundwater Monitoring Results 04-03-054December 2004
Dungeness River and Matriotti Creek Post-Total Maximum Daily Load Data Review 04-03-053December 2004
Hudson Bay Aquifer Recharge Testing Annual Report 2004 12-03-301November 2004
Quality Assurance Project Plan: Verification of 303(d) Listings for Fish Tissue in the Skagit and Pend Oreille Rivers 04-03-115November 2004
Quality Assurance Project Plan: Groundwater, Soil, and Crop Nitrogen at a Field Where Dairy Waste is Used as Fertilizer in Whatcom County. 04-03-112November 2004
American Plating Post-Interim-Action Groundwater Monitoring Results, February and August 2004 04-03-052November 2004
Results of a Screening Analysis for Pharmaceuticals in Wastewater Treatment Plant Effluents, Wells, and Creeks in the Sequim-Dungeness Area 04-03-051November 2004
Surface Water Monitoring Program for Pesticides in Salmonid-Bearing Streams, April to December, 2003: A Cooperative Study Conducted by the Washington State Departments of Ecology and Agriculture 04-03-048November 2004
Groundwater Recharge Topic Paper, Derivation of the CARA Susceptibility Map 12-03-272October 2004
Quality Assurance Project Plan: Montesano Groundwater Investigation of Leaking Underground Storage Tank Sites. 04-03-114October 2004
Quality Assurance Project Plan: Old Stillaguamish River Channel Diel Surveys. 04-03-113October 2004
Focus on the Draft PBDE Chemical Action Plan 04-03-046October 2004
DRAFT Washington State PBDE Chemical Action Plan 04-03-045October 2004
DDT Contamination and Transport in the Lower Mission Creek Basin, Chelan County: Total Maximum Daily Load Assessment 04-03-043October 2004
Stormwater Quality Survey of Western Washington Log Yards 04-03-041October 2004
A Total Maximum Daily Load Evaluation for Chlorinated Pesticides and PCBs in the Walla Walla River 04-03-032October 2004
Study of Phosphorus Sources in Groundwater Entering Lake Steilacoom 12-03-205September 2004
Quality Assurance Project Plan: Total Maximum Daily Load Effectiveness Monitoring Study: Lakes Erie and Campbell 04-03-206September 2004
Quality Assurance Project Plan: Fecal Coliform Bacteria TMDL for Oakland Bay-Hammersley Inlet and Tributaries 04-03-111September 2004
Quality Assurance Project Plan: Naches River Temperature Total Maximum Daily Load 04-03-110September 2004
Quality Assurance Project Plan: Pend Oreille River Temperature Total Maximum Daily Load Technical Study 04-03-109September 2004
Washington State Toxics Monitoring Program: Toxic Contaminants in Fish Tissue and Surface Water in Freshwater Environments, 2002 04-03-040September 2004
Dissolved Oxygen Measurements in Oakland Bay (Mason County) 04-03-039September 2004
Interim Report: Stormwater Quality Survey of Western Washington Construction Sites 04-03-036September 2004
Willapa River Watershed Temperature Total Maximum Daily Load Study 04-03-024September 2004
Palermo Wellfield Superfund Site Subdrain System and Treatment Lagoon, Status Report, October 2003 and May 2004 04-03-038August 2004
Data Summary: Stillaguamish River Watershed Fecal Coliform, Dissolved Oxygen, pH, Mercury, and Arsenic Total Maximum Daily Load Study 04-03-037August 2004
Condition of Fresh Waters in Washington State for the Year 2003: Technical Appendix 04-03-034August 2004
Condition of Fresh Waters in Washington State for the Year 2003 04-03-033August 2004
Whatcom Creek Fecal Coliform Total Maximum Daily Load Study 04-03-015August 2004
Quality Assurance Project Plan: Lake Tapps Monitoring 04-03-204July 2004
Quality Assurance Project Plan: Lake Bacteria Sampling Project 04-03-202July 2004
Quality Assurance Project Plan: Effects of Small-Scale Gold Dredging on Metals Concentrations in the Similkameen River 04-03-108July 2004
The impact of endothall on the aquatic plant community of Kress Lake, Washington. Journal of Aquatic Plant Management 42: 109-114. 04-03-057July 2004
Verification of 303(d)-listed Sites in Northwest, Central, and Eastern Regions of Washington State 04-03-035July 2004
River and Stream Water Quality Monitoring Report for Water Year 2003 04-03-031July 2004
Stillaguamish River Watershed Fecal Coliform, Dissolved Oxygen, pH, Mercury, and Arsenic Total Maximum Daily Load Study 04-03-017July 2004
Quality Assurance Project Plan: BEACH Program 04-03-205June 2004
Shelton Laundry and Cleaners, November 2003 and April 2004 Groundwater Monitoring Results 04-03-029June 2004
Flow Summary for Gaging Stations on the Willapa River and Selected Tributaries 04-03-023June 2004
Mercury in Lake Whatcom Sediments: Spatial Distribution, Depositional History, and Tributary Inputs 04-03-019June 2004
Appendix E. Color Photograph Figures 04-03-002appEJune 2004
Appendix D. Data Sets Used for the Lake Roosevelt Portion of the TMDL 04-03-002appDJune 2004
Appendix C. Technical Analysis of TDG Processes 04-03-002appCJune 2004
Appendix B. Response to Public Comments 04-03-002appBJune 2004
Appendix A. Summary Implementation Strategy 04-03-002appAJune 2004
Total Maximum Daily Load for Total Dissolved Gas in the Mid-Columbia River and Lake Roosevelt 04-03-002June 2004
Dungeness Groundwater Modeling Evaluation of Full Buildout in Dungeness River Area 12-03-283May 2004
Quality Assurance Project Plan: Pend Oreille River Total Dissolved Gas Total Maximum Daily Load Technical Study 04-03-107May 2004
Quality Assurance Project Plan: Tributaries to Totten, Eld, and Little Skookum Inlets Temperature and Fecal Coliform Bacteria Total Maximum Daily Load Study 04-03-106May 2004
North Fork Palouse River Fecal Coliform Bacteria Total Maximum Daily Load Recommendations 04-03-022May 2004
Groundwater Contributions to Siebert Creek (Clallam County) During the Summer of 2003 04-03-021May 2004
Oakland Bay Study: A dye and modeling study in an enclosed estuary with a high degree of refluxing 04-03-020May 2004
Little Squalicum Creek Screening Level Assessment 04-03-014April 2004
Assessment of Changes in Water Quality in the Spokane River Between Riverside State Park and the Washington-Idaho Border 04-03-007April 2004
Upper Chehalis River Fecal Coliform Bacteria Total Maximum Daily Load Recommendations 04-03-004April 2004
Quality Assurance Project Plan: Snoqualmie River Total Maximum Daily Load Effectiveness Evaluation 04-03-201March 2004
Quality Assurance Project Plan: American Plating Post-Interim Action Monitoring 04-03-105March 2004
Dungeness Bay Fecal Coliform Bacteria Total Maximum Daily Load Study 04-03-012March 2004
Trophic State Census of Washington State Lakes by Satellite Imagery 04-03-011March 2004
Stillaguamish River Watershed Temperature Total Maximum Daily Load Study 04-03-010March 2004
Frequently Asked Questions about Washington State Department of Ecology’s Centralia-Chehalis Area Groundwater Study 04-03-009March 2004
Sediment Quality Triad Index in Puget Sound 04-03-008March 2004
Level 2 Technical Assessment Watershed Simulation Model, Little and Middle Spokane Watersheds 12-03-332February 2004
Appendix D Phase II Watershed Assessment, Nitrate Concentration and Distribution Study 12-03-295February 2004
Quality Assurance Project Plan: Screening for Pharmaceuticals in Wastewater Treatment Plant Effluents, Groundwater, and Surface Water in the Sequim-Dungeness Area 04-03-104February 2004
Quality Assurance Project Plan: Deschutes River, Capitol Lake, and Budd Inlet Temperature, Fecal Coliform Bacteria, Dissolved Oxygen, pH, and Fine Sediment Total Maximum Daily Load Study 04-03-103February 2004
Spokane River and Lake Spokane (Long Lake) Pollutant Loading Assessment for Protecting Dissolved Oxygen 04-03-006February 2004
Third Screening Investigation of Water and Sediment Quality of Creeks in Ten Washington Mining Districts, with Emphasis on Metals 04-03-005February 2004
Quality Assurance Project Plan: Groundwater Assessment Program Pilot Study, Phase 2 04-03-102January 2004
Quality Assurance Project Plan: Spatial Extent of Dioxin/Furan Contaminated Sediments in Dillenbaugh Creek 04-03-101January 2004
Squalicum Creek Toxics Screening Study 04-03-003January 2004
Lower Skagit River Tributaries Temperature Total Maximum Daily Load Study 04-03-001January 2004