King County Industrial Waste forms, fees, and resources

Find King County Industrial Waste forms and permits downloads, current fees, and information about businesses that discharge wastewater into the King County sewer system.

King County Industrial Waste fees

Information about the King County Industrial Waste program fees and surcharges.

Wastewater discharge application process

Learn more about the wastewater discharge permit application process.

Wastewater discharge self-monitoring forms

Download King County Industrial Waste program self-monitoring forms.

King County Industrial Waste signature requirements

Learn more about King County Industrial Waste program form signature requirements and how to delegate signatory authority.

King County Industrial Waste technical assistance

Helpful documents and resources for individuals, businesses, and facilities who discharge to the King County sewer system.

Hours: Monday through Friday 8 am to 5 pm PST

Address: 201 S Jackson Street, Mail Stop KSC-NR-5513, Seattle, Washington 98104