Holiday closure Monday May 28: Most county offices will be closed in observance of Memorial Day.

For questions about the Wastewater Treatment Division website, please send an e-mail message or contact us at:

King Street Center
201 S. Jackson St., Suite 500
Seattle, WA 98104-3855
Phone: 206-684-1280
Fax: 206-684-1741
Telecommunication device for the deaf (TTY): 711

Get Directions to our office location in Seattle, Washington.

Staff Contacts
Only 1 percent of water on earth is fresh and available

Return medicines to a pharmacy or put in a trash can.

 

Return medicines to a pharmacy or safely throw them in the trash

Prevent medicines from entering the water by throwing them away or returning them to a pharmacy, or a take back program.

Did you know? Wastewater treatment plants use natural processes to clean water--these processes cannot break down all chemicals.

Find out how you can help keep water clean!
Keep water clean

Put trash in the trash can, not the toilet.
Put trash in a trash can

 

External resources 

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Related King County topics

Don't Flush Trouble! These items belong in the trash can!