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.
General orders for air quality permits
A general order is a streamlined group permit for common commercial sources of air pollution.
https://ecology.wa.gov/regulations-permits/permits-certifications/air-quality-permits/air-quality-general-orders
Burn permits
Burn permits for agricultural, outdoor, or residential burning.
https://ecology.wa.gov/regulations-permits/permits-certifications/air-quality-permits/burn-permits
Notice of construction permit
Businesses must get a permit before installing or changing a source of air pollution.
https://ecology.wa.gov/regulations-permits/permits-certifications/air-quality-permits/notice-of-construction-permit
Prevention of Significant Deterioration (PSD) permit
Prevention of Significant Deterioration (PSD) permits for major sources of air pollution.
https://ecology.wa.gov/regulations-permits/permits-certifications/air-quality-permits/prevention-of-significant-deterioration-psd
Health impact review of toxic air pollution
We must review new projects that emit toxic air pollutants.
https://ecology.wa.gov/regulations-permits/permits-certifications/air-quality-permits/notice-of-construction-permit/health-impact-assessments-of-toxic-air-pollutants
Air quality permits
Permits for industrial air pollution and burning activities.
https://ecology.wa.gov/regulations-permits/permits-certifications/air-quality-permits
Certification for incinerator & landfill operators
How to get certified to operate and inspect solid waste incinerator and landfill facilities.
https://ecology.wa.gov/regulations-permits/permits-certifications/certification-for-incinerator-landfill-operator
Permit Register
The Permit Register includes actions or changes to air operating permits.
https://ecology.wa.gov/regulations-permits/permits-certifications/air-quality-permits/air-operating-permit/permit-register
Air operating permit for large sources of air pollution
Air operating permit requirements for large sources of air pollution.
https://ecology.wa.gov/regulations-permits/permits-certifications/air-quality-permits/air-operating-permit
Aquatic pesticide permits
Find information about the various aquatic pesticide permits used in our state.
https://ecology.wa.gov/regulations-permits/permits-certifications/aquatic-pesticide-permits
Industrial facility permits and regulation
We regulate air, water, and waste for most of the large industrial facilities in Washington.
https://ecology.wa.gov/regulations-permits/permits-certifications/industrial-facilities-permits
North Pacific Paper Corporation (NORPAC)
We regulate the water and hazardous waste activities at the NORPAC paper mill in Longview.
https://ecology.wa.gov/regulations-permits/permits-certifications/industrial-facilities-permits/norpac
Cosmo Specialty Fibers
We regulate air, water, and hazardous waste at Cosmo Specialty Fibers in Cosmopolis.
https://ecology.wa.gov/regulations-permits/permits-certifications/industrial-facilities-permits/cosmo-specialty-fibers
Nippon Dynawave, Longview
We regulate the air, water, and hazardous waste activities at the Nippon Dynawave mill in Longview.
https://ecology.wa.gov/regulations-permits/permits-certifications/industrial-facilities-permits/nippon-dynawave-longview
WestRock, Longview
We regulate air, water, and hazardous waste at the WestRock mill in Longview.
https://ecology.wa.gov/regulations-permits/permits-certifications/industrial-facilities-permits/westrock-longview
Weyerhaeuser Lumber Mill, Longview
We regulate the water and hazardous waste activities at Weyerhaeuser's lumber mill in Longview.
https://ecology.wa.gov/regulations-permits/permits-certifications/industrial-facilities-permits/weyerhaeuser-lumber
WestRock, Tacoma
We regulate air, water, and hazardous waste at RockTenn's WestRock pulp and paper mill in Tacoma.
https://ecology.wa.gov/regulations-permits/permits-certifications/industrial-facilities-permits/westrock-tacoma
Packaging Corp. of America, Wallula
We regulate air, water, hazardous waste, and compost at the PCA mill in Wallula.
https://ecology.wa.gov/regulations-permits/permits-certifications/industrial-facilities-permits/pca-wallula
Port Townsend Paper
We regulate air, water, and hazardous waste at the Port Townsend Paper Corp. pulp and paper mill
https://ecology.wa.gov/regulations-permits/permits-certifications/industrial-facilities-permits/port-townsend-paper
Millennium Bulk Terminals Longview
Millennium proposed a coal export terminal at the former Reynolds smelter in Cowlitz County.
https://ecology.wa.gov/regulations-permits/sepa/environmental-review/sepa-at-ecology/millennium
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