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.
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
Hanford dangerous waste & mixed waste permits
Permits direct cleanup to protect people and the environment from dangerous waste at Hanford.
https://ecology.wa.gov/regulations-permits/permits-certifications/hanford-federal-facility-permits
Regulating facilities that handle mixed waste in Washington State
Ecology regulates low-level mixed waste facilities in Washington.
https://ecology.wa.gov/regulations-permits/permits-certifications/radioactive-mixed-waste-permits
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
SY Tanks Settlement Agreement
SY Tanks Settlement Agreement and Order satisfying penalty issued by Ecology for leaking tanks.
https://ecology.wa.gov/sy-tanks-settlement-agreement
Statement of Basis for Proposed Permit Modification of WTP Permit
The Statement of Basis provides information on Ecology’s decision to modify the WTP Permit, focusing on the operations of the Analytical Laboratory.
https://ecology.wa.gov/statement-of-basis
Transmittal Letter
Letter transmitting Ecology's proposed permit modification for the WTP Analytical Laboratory operations.
https://ecology.wa.gov/transmittal-letter
T-Plant Settlement Agreement
Settlement between Ecology and CHPRC regarding T-Plant penalty
https://ecology.wa.gov/t-plant-settlement-agreement
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
Tank Waste Consent Decree
Final, entered Consent Decree for Tank Waste cleanup at Hanford.
https://ecology.wa.gov/tank-waste-consent-decree
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
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