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.
Cleaning Hanford's Groundwater
Brochure explaining groundwater contamination at Hanford
https://ecology.wa.gov/cleaning-hanford-s-groundwater
MOU between EPA and Ecology
Memorandum of Understanding between EPA Region 10 and Ecology concerning TPA
https://ecology.wa.gov/mou-between-epa-and-ecology
Cultural Resources
Explains what cultural resources are, how they are reviewed and protected and links to more information
https://ecology.wa.gov/cultural-resources
Conditions
WASTE TREATMENT AND IMMOBILIZATION PLANT CHANGE CONTROL LOG
https://ecology.wa.gov/conditions
Order denying removal of technical advisor
The Court denies DOE's motion to remove a Technical Advisor from the case.
https://ecology.wa.gov/order-denying-removal-of-technical-advisor
Administrative Order for Tank AY-102 - March 21, 2014
The Washington State Department of Ecology issues an Administrative Order against the U.S. Department of Energy and Washington River Protection Solutions.
https://ecology.wa.gov/administrative-order
Order discharging technical advisors
The Court has completed its work with the technical advisors and will be issuing Amended Consent Decrees concurrent with this Order.
https://ecology.wa.gov/order-discharging-technical-advisors
Central Waste Complex Agreed Order and Stipulated Penalty - January 24, 2014
Agreed Order and Stipulated Penalty between U.S. Department of Energy and CH2M Hill.
https://ecology.wa.gov/central-waste-complex-agreed-order-and-stipulated
Central Waste Complex Order - Exhibit A
Required Actions Under Chapter 173-303 WAC.
https://ecology.wa.gov/central-waste-complex-order-exhibit-a
Oregon Tank Waste Consent Decree
Amended Consent Decree Between Dept. of Energy and State of Oregon
https://ecology.wa.gov/oregon-tank-waste-consent-decree
Central Waste Complex Order - Exhibit B
Dangerous Waste Management Units.
https://ecology.wa.gov/central-waste-complex-order-exhibit-b
Central Waste Complex Order - Exhibit C
Dangerous Waste Violations
https://ecology.wa.gov/central-waste-complex-order-exhibit-c
Petition to Amend Consent Decree - October 3, 2014
State's October Petition to Amend Consent Decree
https://ecology.wa.gov/petition-to-amend-consent-decree
Settlement Agreement for Tank AY-102 - September 29, 2014
Settlement Agreement between U.S. Department of Ecology, U.S. Department of Energy and Washington River Protection Solutions
https://ecology.wa.gov/settlement-agreement
Hanford federal facility permits
See a listing of all the federal facility permits that direct our work on the treatment, storage and disposal of dangerous and mixed wastes.
https://ecology.wa.gov/hanford-federal-facility-permits
Mixed waste permits for the Hanford commercial waste disposal facility
See a listing of all the federal facility permits that direct our work on the treatment, storage and disposal of dangerous and mixed wastes.
https://ecology.wa.gov/hanford-federal-facility-permits-omw
Hanford Waste Water Discharge Permits
See a listing of all the federal facility permits that direct our work on the treatment, storage and disposal of dangerous and mixed wastes.
https://ecology.wa.gov/hanford-federal-facility-permits-wwd
Hanford Facility Dangerous Waste Permit (Site-Wide Permit)
See a listing of all the federal facility permits that direct our work on the treatment, storage and disposal of dangerous and mixed wastes.
https://ecology.wa.gov/hanford-federal-facility-permits-hdwp
Hanford Facility Resource Conservation and Recovery Act (RCRA) Permit
See a listing of all the federal facility permits that direct our work on the treatment, storage and disposal of dangerous and mixed wastes.
https://ecology.wa.gov/hanford-federal-facility-permits-hdwp-rev-8c
Una historia breve de Hanford
El Sitio de Hanford en el centro sur del estado de Washington fue parte de la carrera de construir la bomba atómica del Proyecto Manhattan.
https://ecology.wa.gov/una-historia-breve-de-hanford
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