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Title (link to summary)NumberDate (released or updated)
QAPP: Monitoring Metals in Lake Roosevelt Surface Water 25-03-103June 2025
Puget Sound Nutrient Source Reduction Project. Volume 2: Model Updates and Optimization Scenarios, Phase 2 25-03-003June 2025
Quality Assurance Project Plan: Assessment of Lead and Cadmium in Children’s Jewelry 2025 25-03-102May 2025
Standard Operating Procedure EAP092, Version 1.4: BEACH Program Bacteria Sampling 25-03-201April 2025
Per- and Polyfluoroalkyl Substances in Freshwater Fish of Ten Lakes, 2023 Results 25-03-007April 2025
Spokane River and Lake Spokane Dissolved Oxygen Total Maximum Daily Load 10-Year Effectiveness Study 25-03-001April 2025
Quality Assurance Monitoring Plan: Marine Waters Long-Term Monitoring, Water Column Program, 2025 25-03-101March 2025
Focus on: Quilcene/Tarboo Watershed Study in 2025-2026 25-03-006February 2025
Lakewood Plaza Cleaners/Ponders Corner Groundwater Monitoring Results, April 2022 25-03-005February 2025
Toxics in Packaging Overview: 2014–2015, 2015–2016, 2017, and 2018–2019 Results 25-03-004February 2025
Assessing Sources of Toxic Chemicals Impacting Juvenile Chinook Salmon: Snohomish River Watershed Source Assessment of PBDE Flame Retardants 25-03-002February 2025
Quality Assurance Project Plan: Toxic Chemicals in Stormwater Runoff From Artificial Turf Installations 24-03-108January 2025