Compliance and Enforcement 

How to Make an Environmental Complaint to DEQ

Reports from Oregonians are vital for effective enforcement of Oregon’s environmental laws.
You can report anything that you think is polluting land, air, or water. When in doubt, contact us.

DEQ Hotline


DEQ's business hours are from 8 a.m. to 5 p.m. Monday through Friday.

If you are calling the Hotline during non-business hours, please leave a detailed message including your name and phone number and your call will be returned within two hours on the following business day.

Online Form

Use our online complaint form

Note: You may request that your personal information be kept confidential.

Hazardous Materials Spill


If this is a spill of hazardous materials or requires immediate emergency response, please call the Oregon Emergency Response System.

garbage cup in water

When Making Your Complaint

To ensure a prompt response to your complaint, please be ready with as much of the following information as possible:

  • What is the problem?
  • Where is the problem?
  • What kind of material is involved?
  • How much is there?
  • Who is responsible for the material?

You can expect a response from a DEQ investigator within two business days.

Noise complaints  

DEQ does not handle noise complaints. Effective July 1, 1991, DEQ’s Noise Control Program was terminated. The function is now performed by city, county and municipal governments. For more information, see Finding solutions to noise problems.

Odor complaints

DEQ handles nuisance odor complaints. For more information see DEQ's Nuisance Odor Fact Sheet.