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Title (link to summary)NumberDate (released or updated)
Columbia Basin GWMA Subsurface Mapping and Aquifer Assessment Project, Final Project Performance Report 12-03-262December 2009
Water Quality Study Design (Quality Assurance Project Plan): Deschutes River Multi-parameter Total Maximum Daily Load Effectiveness Monitoring Pilot Project. 09-03-133December 2009
Focus on Limiting the Use of Copper and Other Substances in Vehicle Brake Pads 09-03-057December 2009
QAPP Groundwater Level Gauging Program, Northern Lincoln County, ver_1 Draft 12-03-326November 2009
Quality Assurance Project Plan: Assessment of Aquatic Toxicity in North Creek, Gig Harbor. 09-03-132November 2009
Quality Assurance Project Plan: Waitsburg Wastewater Treatment Plant Groundwater Study: Evaluation of Nutrient Loading to the Touchet River 09-03-119November 2009
Montesano Groundwater Investigation of Leaking Underground Storage Tanks: September 2008 and April 2009 09-03-056November 2009
Washington State Toxics Monitoring Program: Freshwater Fish Tissue Component, 2008 09-03-055November 2009
American Plating Post-Interim-Action Groundwater Monitoring Results: May and September, 2008 09-03-054November 2009
Contaminant Loading to the Lower Duwamish Waterway from Suspended Sediment in the Green River 09-03-028November 2009
Quality Assurance Project Plan: Lower White River pH Nutrients Study. 09-03-131October 2009
Quality Assurance Project Plan: Deschutes River Continuous Nitrate Monitoring 09-03-130October 2009
Quality Assurance Project Plan: Lake Ozette Watershed PBT Monitoring: Speciated Mercury in Stream Surface Waters 09-03-129October 2009
Quality Assurance Project Plan: Effects of Conventional versus Minimum Tillage on Groundwater Nitrate at a Manured Grass Field 09-03-126October 2009
Quality Assurance Project Plan: Tracking Short-Term Movements of Suspended Sediments in the Lower Duwamish Waterway. 09-03-124October 2009
Puget Sound Boatyards: Zinc, Copper, Lead, and Hardness Concentrations in Receiving Waters 09-03-051October 2009
Quality Assurance Project Plan: Leach Creek (Pierce County) Mercury and Copper Monitoring. 09-03-128September 2009
Quality Assurance Project Plan: White Salmon River Fecal Coliform Bacteria Compliance Monitoring 09-03-127September 2009
Quality Assurance Project Plan: Monitoring Seep Water from the Port Angeles Landfill to an Intertidal Area 09-03-125September 2009
Quality Assurance Monitoring Plan: Continuous Monitoring for Oxygen, Temperature, pH, and Conductivity in Statewide Rivers and Streams 09-03-122September 2009
Dissolved Oxygen and pH Modeling of a Periphyton Dominated, Nutrient Enriched River. Article in Journal of Environmental Engineering. 09-03-049September 2009
Lower Duwamish Waterway: Tracing Short-Term Movements of Suspended Sediment, Summary Report 09-03-048September 2009
Mercury Sources to Lake Ozette and Lake Dickey: Highly Contaminated Remote Coastal Lakes, Washington State, USA. Article in the journal, Water, Air, & Soil Pollution, Vol 208, No 1-4, p 275-286. 09-03-047September 2009
Focus on Environmental Laboratory Accreditation rule revision 09-03-046September 2009
Measuring Mercury Trends in Freshwater Fish in Washington State, 2008 Sampling Results 09-03-045September 2009
Focus on Puget Sound's Urban Bays: Sediment Quality in Elliott Bay, 1998 to 2007 09-03-043September 2009
Washington State Dissolved Oxygen Standard: A Review and Discussion of Freshwater Intragravel Criteria Development 09-03-039September 2009
POSTER: New Visual Tools to Use with Stream Temperature and Shade Modeling 09-03-038September 2009
Urban Waters Initiative, 2007: Sediment Quality Changes in Elliott Bay since 1998 (Summary) 09-03-031September 2009
Appendices: Urban Waters Initiative, 2007: Sediment Quality in Elliott Bay 09-03-014-AppendicesSeptember 2009
Urban Waters Initiative, 2007: Sediment Quality in Elliott Bay 09-03-014September 2009
Focus on River and Stream Water Quality Monitoring Program 09-03-009September 2009
Monitoring Riparian Buffer Functions to Reduce Non-Point Pollution in Pierce County, Clarks Creek, Puyallup 12-03-260August 2009
Quality Assurance Project Plan: Potential Impacts from Mercury Used in Historic Gold Mining on Six Rivers and Streams 09-03-123August 2009
Quality Assurance Project Plan: The Puget Sound Assessment and Monitoring Program Sediment Monitoring Component. 09-03-121August 2009
Quality Assurance Project Plan: Skagit-Samish Watershed Intensive Surface Water Sampling for Pesticides in Salmonid-Bearing Streams 09-03-120August 2009
Quality Assurance Project Plan: Control of Toxic Chemicals in Puget Sound Phase 3: Characterization of Toxic Chemicals in Puget Sound and Selected Major Tributaries 09-03-118August 2009
Quality Assurance Project Plan: Nooksack Basin Prediction of Gaged Flows by Modeling 09-03-117August 2009
Palermo Wellfield Superfund Site: Subdrain System and Treatment Lagoon, Status Results, October 2007 and June and November 2008 09-03-044August 2009
Salmon Creek Nonpoint Source Pollution Total Maximum Daily Load: Water Quality Effectiveness Monitoring Report 09-03-042August 2009
River and Stream Water Quality Monitoring Report, Water Year 2008 09-03-041August 2009
Streamflow Summary for Gaging Stations on the Snoqualmie River and Selected Tributaries, 2006 09-03-040August 2009
Quality Assurance Project Plan: Crab Creek Alternate Water Supply Route Study: Water Quality Monitoring 09-03-116July 2009
Quality Assurance Project Plan: Grayland Ditch: An Evaluation of Organophosphate Pesticides and Pesticide Test Kits 09-03-115July 2009
Quality Assurance Project Plan: Supplemental: Walla Walla River Basin Fecal Coliform Bacteria and pH Total Maximum Daily Load Study 09-03-114July 2009
Baseline Characterization of Nine Proposed Freshwater Sediment Reference Sites, 2008 09-03-032July 2009
Groundwater Level Declines in the Columbia River Basalt Group and their Relationship to Mechanisms for Groundwater Recharge: A Conceptual Groundwater System Model 15-03-201June 2009
Memo: Groundwater Monitoring in Chumstick Creek Subwatershed 14-03-039June 2009
Little Spokane River Groundwater Inventory & Mapping Report 12-03-334June 2009
Spokane County West Plains Geophysics Orientation Survey-Final 12-03-328June 2009
Cumulative Impact Analysis_Report_of Outdoor Water Use by Permit-Exempt Wells in the Chumstick and Mission Creek Subwatersheds 12-03-321June 2009
Response to Ecology Comments on Asotin and Alpowa Creek Phase II Hydrogeology Report 12-03-309June 2009
Final Phase 1 Asotin and Alpowa Subbasins Hydrogeological Report 12-03-307June 2009
Surface Water/Groundwater Exchange Along the East Fork Lewis River (Clark County), 2005 09-03-037June 2009
POSTER: Using Models to Compare and Prioritize Actions in Puget Sound: Who’s Modeling What and Why? 09-03-035June 2009
POSTER: Modeling Dissolved Oxygen in Budd Inlet and Capitol Lake 09-03-034June 2009
Determination of PBT Chemical Trends in Selected Washington Lakes Using Age-Dated Sediment Cores, 2008 Sampling Results 09-03-030June 2009
POSTER: Use of Fluorescent Tracer Particles in the Lower Duwamish Waterway 09-03-029June 2009
POSTER: Groundwater Nitrate Below a Manured Dairy Field Over the Sumas-Blaine Aquifer 09-03-027June 2009
POSTER: South Puget Sound Dissolved Oxygen Study: Using Models to Inform Management Decisions 09-03-026June 2009
Quality Assurance Project Plan: Trends Monitoring for Organic PBTs: Revisions for the 2009 Spring Monitoring Effort 09-03-113May 2009
Effect of Fluridone on Macrophytes and Fish in a Coastal Washington Lake. Article in the Journal of Aquatic Plant Management. 09-03-033May 2009
POSTER: The Sediment Quality Triad Index: An Indicator for Puget Sound & A Baseline (1997-2003) Update 09-03-024May 2009
POSTER: Sediment Quality in the Bays and Inlets of the San Juan Islands, Eastern Strait of Juan De Fuca, and Admiralty Inlet 09-03-023May 2009
POSTER: Polybrominated Diphenyl Ethers (PBDES) in Puget Sound Sediments (2004-2008) 09-03-022May 2009
PBT Trend Monitoring: Lead in Suspended Particulate Matter, 2008 09-03-020May 2009
POSTER: The Washington Marine Shoreline Public Access Project 09-03-019May 2009
POSTER: Washington’s Swimming BEACH Program, Fecal Bacteria Monitoring and Beach Closures, 2004-2008 09-03-018May 2009
Quality Assurance Project Plan: Audubon Lake's Connection to Upper Crab Creek (Lincoln County): Source Assessment 09-03-112April 2009
Quality Assurance Project Plan: Sumas-Blaine Surficial Aquifer Long-Term Ambient Groundwater Monitoring 09-03-111April 2009
Quality Assurance Project Plan: Puget Sound Dissolved Oxygen Modeling Study: Intermediate-scale Model Development 09-03-110April 2009
Quality Assurance Project Plan: New Zealand Mud Snail Potassium-Chloride and Magnesium-Chloride Bioassay. 09-03-109April 2009
Quality Assurance Project Plan: PBDE Flame Retardants in Spokane River Fish Tissues and Osprey Eggs 09-03-108April 2009
Quality Assurance Project Plan: Okanogan River DDT and PCB Total Maximum Daily Load Effectiveness Monitoring 09-03-107April 2009
High-resolution Porewater Sampling Near the Groundwater/Surface Water Interface 09-03-017April 2009
Control of Toxic Chemicals in Puget Sound: Phase 2, Development of simple numerical models: The long-term fate and bioaccumulation of polychlorinated biphenyls in Puget Sound. 09-03-015April 2009
Addendum to Quality Assurance Project Plan: Skokomish River Basin Fecal Coliform TMDL Attainment Monitoring 05-03-201ADD1April 2009
Addendum 3 to Quality Assurance Project Plan: Washington State Surface Water Monitoring Program for Pesticides in Salmonid Habitat in Two Index Watersheds 03-03-104ADD3April 2009
Technical Memorandum Groundwater Contour Map 12-03-319March 2009
Upper Moses Coulee Pumping Impact Analysis Report 12-03-318March 2009
Aquifer Recharge Feasibility Study for Dungeness Peninsula 12-03-285March 2009
Quality Assurance Project Plan: General Characterization of PCBs in South Lake Washington Sediments. 09-03-106March 2009
Quality Assurance Project Plan: Innovative Temperature Total Maximum Daily Load Pilot Study 09-03-105March 2009
Entiat River Basin: Regressions for Predicting Gaged Streamflows 09-03-016March 2009
Washington State Toxics Monitoring Program: Trend Monitoring for Chlorinated Pesticides, PCBs, and PBDEs in Washington Rivers and Lakes, 2007 09-03-013March 2009
Lakewood Plaza Cleaners Groundwater Monitoring Results, May and October 2008 09-03-012March 2009
2008 Dungeness Groundwater Flow Model Design, Construction, Calibration and Results 12-03-341February 2009
Piezometer Monitoring in Chumstick and Mission Creeks 12-03-322February 2009
Groundwater Elevation Monitoring Report_Exempt Well Water Use Phase II_2008 12-03-314February 2009
Dungeness Groundwater Flow Model Design, Construction, Calibration and Results_2008 Final Report 12-03-282February 2009
Quality Assurance Project Plan: Dungeness Bay and Lower Dungeness River Watershed Fecal Coliform Bacteria Total Maximum Daily Load Effectiveness Monitoring 09-03-104February 2009
Montesano Groundwater Investigation of Leaking Underground Storage Tanks, October 2007 and April 2008 09-03-011February 2009
PBDE and Dioxin/Furans in Spokane Stormwater 09-03-010February 2009
POSTER: Pesticides in Salmonid-bearing Streams in an Urban and Agricultural Watershed of the Salish Basin 09-03-008February 2009
Plate 2: Surface-water/Groundwater Interactions and Near-stream Groundwater Quality along the Palouse River, South Fork Palouse River, and Paradise Creek 09-03-007plate2February 2009
Plate 1: Surface-water/Groundwater Interactions and Near-stream Groundwater Quality along the Palouse River, South Fork Palouse River, and Paradise Creek 09-03-007plate1February 2009
Surface-water/Groundwater Interactions and Near-stream Groundwater Quality along the Palouse River, South Fork Palouse River, and Paradise Creek 09-03-007February 2009
Sediment Trap Monitoring in Four Inlets of South Puget Sound 09-03-006February 2009
Irrigation Canal Effects on Copper Levels in Water and Sediment of the Mid-Columbia and Wenatchee Rivers 09-03-005February 2009
Quality Assurance Project Plan: Puget Sound Dissolved Oxygen Modeling Study: Large-scale Model Development. 09-03-103January 2009
Water Quality Study Design (Quality Assurance Project Plan): Liberty Bay Tributaries Fecal Coliform Bacteria Total Maximum Daily Load 09-03-102January 2009
Palouse River Watershed PCB and Dieldrin Monitoring, 2007-2008: Wastewater Treatment Plants and Abandoned Landfills 09-03-004January 2009
Washington State Toxics Monitoring Program: Freshwater Fish Tissue Component, 2007 09-03-003January 2009
Streamflow Summary for Gaging Stations on the East Fork Lewis River, 2005-06 09-03-002January 2009
Addendum to Quality Assurance Project Plan: South Prairie Creek Total Maximum Daily Load Phase II Evaluation 01-03-064ADD1January 2009