General Permit for Biosolids Management

by Emily Kijowski
Published: June 15, 2022 (1 year ago)

The Department of Ecology will issue the Final Statewide General Permit for Biosolids Management on June 15, 2022. The permit will be effective on July 15, 2022. The permit applies to all treatment works treating domestic sewage operating within state jurisdiction. A copy of the final permit, as well as a response to comments received on the draft permit, including an explanation of changes made and the principal reasons for adopting the changes can be found at Coverage for some facilities will be final on the effective date of the permit. New facilities and those with active management programs must submit a permit application by September 13, 2022, conduct SEPA review and public notice, and notify interested parties as required. They may also be subject to more stringent requirements as a condition of final approval of coverage. A list of applicable facilities is available at

For more information contact Emily Kijowski at 360-789-6592,, or Ecology SW Program, PO Box 47600, Olympia, WA 98504-7600.

Any aggrieved person may appeal this permit as provided by applicable law including, but not limited to, Chapter 43.21B RCW and Chapter 34.05 RCW. Appeals of this permit must be made within 30 days of the issuance date of the general permit.

To request ADA accommodation for disabilities, including printed materials in a format for the visually impaired, call Ecology at (360) 407-7393. Persons with impaired hearing may call Washington Relay Service at 711. Persons with a speech disability may call TTY at 877-833-6341.