Research & Data
Use this portal to filter and search for all of our scientific information.
Ecology provides the high-quality science that is the foundation of Washington state environmental policy. Our monitoring, assessment, and modeling services provide a data-rich understanding of our state’s land, air, and water. We provide access to that data through reports, databases, maps and user-friendly online tools.
Water Pollution Control Revolving Fund Engineering Services Insert
Clauses that will be incorporated into contracts for engineering services who receive financial assistance from the Ecology Water Pollution Control Revolving Fund.
https://ecology.wa.gov/water-pollution-control-revolving-fund-engineering
Water Pollution Control Revolving Fund Pre Selection Insert
Clauses that will be incorporated into equipment pre-selection contracts receiving financial assistance from the Ecology Water Pollution Control Revolving Fund.
https://ecology.wa.gov/water-pollution-control-revolving-fund-pre-selecti
Water Pollution Control Revolving Fund Specifications Insert
For construction contracts - clauses that will be incorporated into contracts receiving financial assistance from the Ecology Water Pollution Control Revolving Fund.
https://ecology.wa.gov/water-pollution-control-revolving-fund-specificati
Water Quality Financial Assistance Standard Contract Clauses
ECOLOGY grant/loan acknowledgment clause
https://ecology.wa.gov/water-quality-financial-assistance-standard-contra
Water Quality Trading White Paper
This is a white paper that discusses using water quality trading
https://ecology.wa.gov/water-quality-trading-white-paper
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
Water Treatment Plant General Permit 2014
This is the 2014 Water Treatment Plant General Permit.
https://ecology.wa.gov/water-treatment-plant-general-permit-2014
Water Treatment Plant General Permit 2014 Fact Sheet
This is the Water Treatment Plant General Permit 2014 Fact Sheet.
https://ecology.wa.gov/water-treatment-plant-general-permit-2014-fact-she
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
WDFWTimingTable18Feb2016
This table provides WDFW recommended treatment windows for aquatic herbicide treatment. These windows are designed to avoid adverse impacts to Priority Species (federal- and state-listed and other sensitive and vulnerable species).
https://ecology.wa.gov/wdfwtiming-table
Watcom Clean Water Map
This map shows the Watcom Clean Water Program Area
https://ecology.wa.gov/watcom-clean-water-map
Watershed Management Plan Water Resource Inventory Area 55 (WAC 173-557; 173-555) 01/27/15
Watershed Management Plan Water Resource Inventory Area 55 - Little Spokane River & Water Resource Inventory Area 57 - Middle Spokane River, Prepared by: Spokane County regarding rulemaking for WAC 173-557; 173-555 Water Resources Management Program (WRMP) for the Spokane River and Spokane Valley Rathdrum Prairie (SVRP) Aquifer and amendment to WAC 173-555-010.
https://ecology.wa.gov/watershed-management-plan-water-resource-inventory
StevensCountyWaterBankProposal
Summary of Water Bank Proposal put forth by Stevens County
https://ecology.wa.gov/water-bank-proposal-summary-stevens-county
WCBContactsList
Water Conservancy Board List of contacts for each county
https://ecology.wa.gov/wcb-contacts
WCB_Eligibility
TRACKING OF BOARD COMMISSIONERS AND BOARD ELIGIBILITY
https://ecology.wa.gov/wcb-quorum-possible
4470 results
3901 - 3920 of 4470