An official website of the United States government.

We've made some changes to EPA.gov. If the information you are looking for is not here, you may be able to find it on the EPA Web Archive or the January 19, 2017 Web Snapshot.

Public Notice: Proposed Discharge Permits for Federal Hydroelectric Projects in the Lower Snake River

Publish Date: 03/18/2020

Summary

EPA is proposing to issue National Pollutant Discharge Elimination System (NPDES) permits for four hydroelectric generating facilities on the lower Snake River operated by the United States Army Corps of Engineers:

  • Ice Harbor Lock and Dam (WA0026816).
  • Lower Monumental Lock and Dam (WA0026808).
  • Little Goose Lock and Dam (WA0026786).
  • Lower Granite Lock and Dam (WA0026794).

These permits will address oil and grease discharges, pH, and cooling water discharges from hydroelectric generating facilities.

Related permits: Proposed Discharge Permits for Federal Hydroelectric Projects in the Lower Columbia River.

Tentative Determination

The Region 10 office of the EPA has tentatively determined to issue discharge permits to the applicants.

Water Quality Certification

EPA requested final 401 certification from the Washington Department of Ecology on March 18, 2020.

Administrative Record

Electronic copies of the draft permits and technical fact sheet are available below under "Related Documents."

Copies and other information may be also requested by contacting Jennifer Wu (wu.jennifer@epa.gov), 206-553-6328.

Because of COVID-19 response, there is no public access to the Region 10 EPA building at this time. Therefore, we cannot make hard copies available for viewing at our offices.

Disability Reasonable Accommodation

If you need a reasonable accommodation for a disability, please call Audrey Washington at 206-553-0523 (voice). TTY/TDD users please dial Washington Relay Service at 1-800-833-6388. Please provide one week advance notice for special requests not related to ongoing programs and services.


Applicants or Respondents

Ice Harbor Lock and Dam
2763 Monument Drive
Burbank, WA 99323
Lower Monumental Lock and Dam
5220 Devil’s Canyon Road
Kahlotus, WA 99335
Little Goose Lock and Dam
1001 Little Goose Dam Road
Dayton, WA 99359
Lower Granite Lock and Dam
885 Almota Ferry Road
Pomeroy, WA 99133

Related Documents

You may need a PDF reader to view some of the files on this page. See EPA’s About PDF page to learn more.