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Quality Assurance Project Plans (QAPPs) (531 publications 1990-2021)

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Title (link to summary)NumberDate (released or updated)
Quality Assurance Project Plan Guidance: Special Condition S8.D: Phase I Municipal Stormwater Permit 10-10-075December 2010
Quality Assurance Project Plan: Puget Sound Groundwater Toxics Loading Analysis, Direct Discharge Pathway 10-03-122December 2010
Weaver Creek (Mason County) Fecal Coliform Attainment Monitoring 10-03-070December 2010
Addendum to Quality Assurance Project Plan: Des Moines, Massey, and McSorley Creeks Copper and Zinc Water Quality Assessment 08-03-119 Addendum 1December 2010
Quality Assurance Project Plan: Skagit Bay Fecal Coliform Bacteria Loading Assessment 10-03-121November 2010
Quality Assurance Project Plan: Assessment for Chemical Contaminants in Northeastern Washington Area Lakes. 10-03-119November 2010
Quality Assurance Project Plan: Grays Harbor Fecal Coliform Bacteria Monitoring to Characterize Water Quality in Urban Stormwater Drains 10-10-066October 2010
Quality Assurance Project Plan: Mercury Screening in Lake Ozette Sockeye 10-03-118October 2010
Quality Assurance Project Plan Addendum: Measuring Mercury Trends in Freshwater Fish in Washington State. 06-03-103Addendum1October 2010
Quality Assurance Project Plan: Hangman Hills Sewage Treatment Plant Nutrient Loading and Groundwater Study 10-03-116September 2010
Quality Assurance Project Plan: Analyzing Toxaphene at Water Quality Criteria Levels in Treated Lakes and Agricultural Streams 10-03-115September 2010
Quality Assurance Project Plan: Pilot Study of an Ambient Monitoring Approach for Evaluating the Biological Integrity of Urban Streams. 10-03-114September 2010
Quality Assurance Project Plan: Blue-Green Algae Toxins in Fish and Sediment from Washington Lakes: Microcystins and Saxitoxin 10-03-112September 2010
Quality Assurance Project Plan: Supplemental: South Fork Palouse River Basin Dissolved Oxygen and pH Total Maximum Daily Load Study 10-03-111September 2010
Quality Assurance Project Plan: Phase 2: High Summer Bacteria Concentrations in Streams 10-03-110September 2010
Quality Assurance Project Plan: Little Spokane River Watershed Dissolved Oxygen and pH Total Maximum Daily Load Study: Water Quality Study Design 10-03-113August 2010
Quality Assurance Monitoring Plan: Ambient Biological Monitoring in Rivers and Streams: Benthic Macroinvertebrates and Periphyton 10-03-109August 2010
2010 Addendum to Quality Assurance Project Plan: The Puget Sound Assessment and Monitoring Program Sediment Monitoring Component. 09-03-121-Addendum1August 2010
Quality Assurance Project Plan: Monitoring Stream Temperatures and Habitat Characteristics for the Extensive Riparian Status and Trends Program 10-03-105July 2010
Quality Assurance Project Plan: Humptulips River Temperature Monitoring 10-10-034June 2010
Quality Assurance Project Plan - Black Creek Temperature Monitoring 10-10-033June 2010
Quality Assurance Project Plan: Walla Walla Watershed Planning Area Prediction of Gaged Streamflows by Modeling 10-03-108June 2010
Quality Assurance Project Plan: Evaluating the Toxicity of Arsenic and Lead in the Soils of the Tacoma Smelter Plume Footprint and Hanford Site Old Orchards Areas. 10-03-107June 2010
Quality Assurance Project Plan: Asotin Creek Fecal Coliform Study. 10-03-106June 2010
Addendum 2 to Quality Assurance Project Plan: South Prairie Creek Total Maximum Daily Load Phase II Evaluation 10-10-014March 2010
Quality Assurance Project Plan: Nason Creek (Chelan County) Oxbow Reconnection Monitoring 10-03-104March 2010
Quality Assurance Project Plan: Upper Mainstem Stillaguamish River Dissolved Oxygen Study 10-03-103March 2010
Quality Assurance Project Plan: Assessing the Potential for Excessive Lead and Arsenic in Construction Site Stormwater Discharges. 10-03-102March 2010