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.
Chapter 173-925 WAC
This is the rulemaking page for Chapter 173-925 WAC.
https://ecology.wa.gov/regulations-permits/laws-rules-rulemaking/closed-rulemaking/wac-173-925
Lanxess Corporation (Formerly Emerald Kalama Chemical)
We regulate water, hazardous waste, and cleanup activities at the Lanxess Corporation plant.
https://ecology.wa.gov/regulations-permits/permits-certifications/industrial-facilities-permits/lanxess-corporation
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
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