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Businesses that are located within Columbia South Shore and Cascade well fields and use hazardous chemicals in greater amounts than these thresholds are subject to annual reporting requirements:

  • 10 or more gallons of halogenated solvents
  • 30 or more gallons of hazardous waste
  • 50 gallons or more of hazardous materials (including petroleum products)

Use this website for easy annual reporting. Reporting for the year 2021 is now open. Reports for 2021 are due by January 31, 2022.

Attend one of our FREE virtual workshops to review how to submit your annual report.

  • December 7, 2021 9-10 am or January 13, 2022 10-11 am
  • RSVP Dakota@ColumbiaCorridor.org or call 503.287.8686 for the Zoom Links
  • The City of Portland is committed to providing meaningful access to this workshop. To request translation, interpretation, modifications, accommodations, or other auxiliary aids or services, call 503-823-7439.

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