Traffic
Traffic Alert:

Starting September 11, closures to I-5 southbound in Portland will increase traffic on other roadways and change routes through the region for up to five weeks. Please plan in advance for extra travel time to PDX. Click here for more information about the I-5 Rose Quarter Improvement Project’s construction and travel impacts.  

Spill Program

Report a Spill or Illicit Discharge

If this reporting requires immediate/urgent response, please call the Communication Center at 503.460.4000 immediately.

The information below will be used only to research any reported spill or illicit discharge. You can complete the form below or call the MS4 Program Manager at 503.415.6566.

Your Information

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Spill or Illicit Discharge Information

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To assist in our research efforts, please provide details about the spill or illicit discharge discovery.
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More Information