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Drinking Water (22 publications 1995-2023)


Title (link to summary)NumberDate (released or updated)
Bailer Hill Area PFAS Postcard 2023 23-09-182November 2023
Deer Lake Area PFAS Site Notification Postcard 23-09-194June 2023
Harrington Lagoon Area PFAS Site Notification Postcard 23-09-193June 2023
Mabana Area PFAS Site Notification Postcard 23-09-192June 2023
Guidance for Investigating and Remediating PFAS Contamination in Washington State 22-09-058June 2023
WRIA 8 Cedar-Sammamish Watershed Water Availability 20-11-008September 2022
Remedial Action Grant and Loan Guidance for the 2023–25 Biennium: Oversight Remedial Action Grants and Loans, Area-wide Groundwater Investigation Grants, and Safe Drinking Water Action Grants 22-09-043June 2022
EAGL Instructions for 2023–25 Remedial Action Grant & Loan Applications: Toxics Cleanup Program’s guidance for using Ecology’s Administration of Grants & Loans System (EAGL) to apply for Oversight Remedial Action Grants & Loans, Area-wide Groundwater Investigation Grants, Safe Drinking Water Action Grants 22-09-044January 2022
Quality Assurance Project Plan: Lower Yakima Valley Groundwater Management Area (GWMA) Ambient Groundwater Monitoring Network 21-03-106June 2021
Focus on: Drinking Water Well Tests in the Lower Yakima Valley 21-03-012April 2021
Fargher Lake Grocery Groundwater Monitoring Results, April and July 2019: Data Summary Report 21-03-006April 2021
Focus on: Oversight Remedial Action Grants & Loans and Safe Drinking Water Action Grants: Implementing New Permit Condition 20-09-054January 2020
Focus on: The Pollution Prevention for Healthy People and Puget Sound Act 19-04-012May 2019
POSTER: Changes in Nitrate-N Concentration in the Sumas-Blaine Aquifer between 1997 and 2018 19-03-006April 2019
Sumas-Blaine Aquifer Long-Term Groundwater Quality Monitoring, 2009-2016 17-03-013October 2017
Lake Whatcom Watershed Cooperative Drinking Water Protection Project: Results of 1998 Water, Sediment and Fish Tissue Sampling 99-337September 1999
Sumas-Blaine Surficial Aquifer Nitrate Characterization 98-310May 1998
Yelm Groundwater Baseline Sampling 98-301January 1998
Pesticide Residues in the Kittitas Valley Surficial Aquifer 97-318April 1997
Ground Water Quality Characterization and Nitrate Investigation of the Glade Creek Watershed 96-348November 1996
Pesticide Residues in the Skagit Delta Surficial Aquifer - Washington State Pesticide Monitoring Program 96-302April 1996
Watershed Briefing Paper for the San Juan Islands Water Resource Inventory Area 95-347September 1995