Publications & Forms

Title (link to summary)	Number	Date (released or updated)
QAPP: Monitoring Metals in Lake Roosevelt Surface Water	25-03-103	June 2025
Focus on: Lake Sediment Core Study for Toxic Chemical Trends — Summer 2025	25-03-010	June 2025
Puget Sound Nutrient Source Reduction Project. Volume 2: Model Updates and Optimization Scenarios, Phase 2	25-03-003	June 2025
Soos Creek Watershed Modeling & Analysis to Address Bioassessment Impairments for the Soos Creek Fine Sediment Total Maximum Daily Load Study	24-03-003	June 2025
Quality Assurance Project Plan: Assessment of Lead and Cadmium in Children’s Jewelry 2025	25-03-102	May 2025
Standard Operating Procedure EAP092, Version 1.4: BEACH Program Bacteria Sampling	25-03-201	April 2025
Per- and Polyfluoroalkyl Substances in Freshwater Fish of Ten Lakes, 2023 Results	25-03-007	April 2025
Spokane River and Lake Spokane Dissolved Oxygen Total Maximum Daily Load 10-Year Effectiveness Study	25-03-001	April 2025
Quality Assurance Monitoring Plan: Marine Waters Long-Term Monitoring, Water Column Program, 2025	25-03-101	March 2025
Focus on: Quilcene/Tarboo Watershed Study in 2025-2026	25-03-006	February 2025
Lakewood Plaza Cleaners/Ponders Corner Groundwater Monitoring Results, April 2022	25-03-005	February 2025
Toxics in Packaging Overview: 2014–2015, 2015–2016, 2017, and 2018–2019 Results	25-03-004	February 2025
Assessing Sources of Toxic Chemicals Impacting Juvenile Chinook Salmon: Snohomish River Watershed Source Assessment of PBDE Flame Retardants	25-03-002	February 2025
Quality Assurance Project Plan: Toxic Chemicals in Stormwater Runoff From Artificial Turf Installations	24-03-108	January 2025

Ecology Publications & Forms

Environmental Assessment (3608 publications 1957-2025)