In order to determine if the proposed activity will require a Service Provider Letter, the applicant may apply for a Prescreening Site Assessment. If no Water Quality Sensitive Areas appear to exist on or within 200 feet of the site, then no further site assessment or service provider letter is required. See Environmental Review Permit Process.
If you would prefer, you can also print a PDF version (PDF, 219KB) of this form and send it by email, mail or fax.
Enhancing the environment and quality of life in the Tualatin River Watershed through visionary and collaborative management of water resources in partnership with others.