Regulations & Permits

Use this portal to filter and search for all of our regulatory information.

We oversee many state and federal laws designed to protect Washington's land, air, and water. See our laws, rules, & rulemaking page for more information about our current rules and rulemaking.

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Table for 2018 Candidate random sampling sites

These are the data that support the 2018 Candidate Sampling Sites map located here: https://waecy.maps.arcgis.com/apps/webappviewer/index.html?id=e406f5fdf1af4857a2716b343e9ed594

https://ecology.wa.gov/table-candidate-sampling-sites

Vader-biosolids-site-plan

This document maps the site associated with a proposal by the Vader Wastewater Treatment Plant to remove biosolids from their facility for land application.

https://ecology.wa.gov/vader-biosolids-site-plan

Your Y-Valve and how it works

This is a graphic explaining a Y-Valve and how it works

https://ecology.wa.gov/justine-asohmbom

Vader-biosolids-spill-plan

This document describes the spill prevention and response plan for Vader Wastewater Treatment Plant's biosolids proposal.

https://ecology.wa.gov/vader-biosolids-spill-prevention-and-response

Watershed Health sentinel (reference) sites 2009-2018

Data tables for the map here: https://waecy.maps.arcgis.com/apps/webappviewer/index.html?id=5f7e6c8a758a4ac2af2098f74da80ea4

https://ecology.wa.gov/table-reference-sites-for-watershed-health

Watershed Heatlh Monitoring randomly chosen sites from 2009 - 2017

Data tables for map here: https://waecy.maps.arcgis.com/apps/webappviewer/index.html?id=7b90d34357484848a46076ee220fbffc

https://ecology.wa.gov/table-watershed-health-random-sites

Vader-draft-agreed-order

This draft agreed order would allow the Vader Wastewater Treatment Plant to remove biosolids for land application.

https://ecology.wa.gov/vader-draft-agreed-order

Vader-added-conditions

This documents lists additional and more stringent conditions to a draft agreed order for the Vader Wastewater Treatment Facility.

https://ecology.wa.gov/vader-draft-agreed-order-added-conditions

Water Quality Index spreadsheet, version 6

The Water Quality Index, or WQI, summarizes and presents water-quality data in an easily understood format. This spreadsheet is a downloadable tool for calculating a WQI score based on your own data.

https://ecology.wa.gov/water-quality-index-version-6

Vader-sampling-analysis

This document describes the sampling and analysis planned for the removal of biosolids from the Vader Wastewater Treatment Plant.

https://ecology.wa.gov/vader-sampling-and-analysis-plan

Vessel Sewage System Maintenance Tips

This is an infographics that shows tips on how to properly maintain your boat sewage system

https://ecology.wa.gov/vessel-sewage-system-maintenance-tips

Vader-SEPA-letter

This is a letter from the City of Vader stating their proposal meets the Washington State Environmental Protection Act requirements.

https://ecology.wa.gov/vader-sepa-letter

Wastewater Facility Planning Design Projects Outcomes Summary form

Outcomes Summary form for Water Quality funded Wastewater Facility Planning and Design Projects

https://ecology.wa.gov/wastewater-facility-planning-design-projects-outco

Wastewater Facility Construction Projects Outcomes Summary form

Outcomes Summary form for Water Quality funded Wastewater Facility Construction Projects

https://ecology.wa.gov/water-quality-funded-wastewater-facility-construct

Withdrawal Notice (WAC 173-219) Dec. 23, 2015

Withdrawal Notice for Proposal Notice Continuance filed on Aug. 17, 2015 and Proposal Notice filed on June 22, 2015

https://ecology.wa.gov/withdrawal-notice-wac-173-219-12-23-15

Water Quality Program Funding Recipient Training Announcement

Water Quality Program Funding Recipient Training Announcement - Calendar Year 2020

https://ecology.wa.gov/wqc-recipient-training-announcement

Water Quality Program Funding Recipient Training Announcement - Moses Lake

Water Quality Program Funding Recipient Training Announcement - Moses Lake location 2019.

https://ecology.wa.gov/wqc-recipient-training-info-moses-lake-2019

Yard care fact sheet E WA

Washington Waters Ours to Protect yard care fact sheet E WA

https://ecology.wa.gov/yard-care-fact-sheet-e-wa

Yard care poster E WA

Washington Waters Ours to Protect yard care poster E WA

https://ecology.wa.gov/yard-care-poster-e-wa

Northeast West Plains PFAS in drinking water sampling results map

The EPA created this map to summarize where samples were taken without showing private well locations.

https://ecology.wa.gov/west-plains-pfas-sampling-results-map