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Groundwater - Water Quality (21 publications 1965-2021)

Title (link to summary)	Number	Date (released or updated)
Focus On: Water Quality Assessment	21-10-015	April 2021
Focus on: Drinking Water Well Tests in the Lower Yakima Valley	21-03-012	April 2021
Quality Assurance Project Plan: Groundwater Monitoring Well Installation 2020-2021: Washington Department of Ecology and the National Groundwater Monitoring Network	21-03-104	March 2021
Quality Assurance Project Plan: Sumas-Blaine Surficial Aquifer Long-Term Ambient Groundwater Monitoring	19-03-114	November 2019
POSTER: Changes in Nitrate-N Concentration in the Sumas-Blaine Aquifer between 1997 and 2018	19-03-006	April 2019
Yakima Railroad Area PCE Contamination: Groundwater Quality Performance Monitoring Data Summary 2017	18-03-027	July 2018
Wastewater Treatment System Groundwater Assessment for Edison, Washington	18-03-007	April 2018
Concentrated Animal Feeding Operation Permit	17-10-002	January 2017
Economic Impact Analysis: Final Concentrated Animal Feeding Operation General Permit	17-10-001	January 2017
Inland Empire Paper Company Nutrients and Common Ions: Source Water Study	16-03-023	June 2016
Quality Assurance Project Plan: Sumas-Blaine Aquifer Nitrate Contamination Summary	11-03-111	October 2011
Quality Assurance Project Plan: Hangman Hills Sewage Treatment Plant Nutrient Loading and Groundwater Study	10-03-116	September 2010
Quality Assurance Project Plan: Sumas-Blaine Surficial Aquifer Long-Term Ambient Groundwater Monitoring	09-03-111	April 2009
Nitrate Trends in the Central Sumas-Blaine Surficial Aquifer	08-03-018	July 2008
Quality Assurance Project Plan: Bertrand Creek and Meadowdale Areas (Whatcom County) Follow-Up Study of EDB and 1,2-DCP in Residential Wells.	07-03-102	January 2007
Water in the Skagit River Basin, Washington	WSB 47	January 1978
Geology and water resources of the San Juan Islands, San Juan County, Washington	WSB 46	January 1975
Water in the Palouse River Basin, Washington	WSB 39	January 1975
Water in the Okanogan River Basin, Washington	WSB 34	January 1974
Preliminary investigation of the geology and ground-water resources of the lower Chehalis River Valley and adjacent areas, Grays Harbor County, Washington	WSB 30	January 1966
Ground water in Washington -- its chemical and physical quality	WSB 24	January 1965

 

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