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Thurston County Stormwater Utility

Report Illegal Discharges (Dumping) in Stormwater Facilities

In Thurston County it is illegal to dump or spill anything but rain water, with certain limited exceptions, into a storm drainage facility.  According to Ordinance 14404, a person or business that discharges pollutants into a storm drainage facility could be charged with a misdemeanor and fined up to $1,000 per violation and/or imprisonment of up to 90 days.

For information about safely disposing of hazardous wastes, click here.

Reporting an Incident by Phoneoil does not belong in storm drains

To report illegal dumping in storm drains, call the Stormwater Utility Spill Reporting or Hazardous Waste numbers below, or click on our "Submit a Report" button. Common investigations involve:

  • Illegal dumping of used motor oil.
  • Spills on public roads or in the stormwater drainage system
  • Spills that contaminate soils, water bodies or ground water. 
  • Immediate attention is given to cases that represent a threat to public health or the environment, or are in violation of the Nonpoint Source Pollution Ordinance.

Stormwater Utility
Spill Reporting
(360) 867-2099

Call this number to report potential dumping violations and spills. Automated message forwarding evenings, weekends and holidays


Department of Ecology Emergency Spill Hotline

Call this number for large-scale spills

360-407-6300 or call 911
File an online report of spills or illegal dumping in storm facilities


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