An official website of the United States government.

This is not the current EPA website. To navigate to the current EPA website, please go to www.epa.gov. This website is historical material reflecting the EPA website as it existed on January 19, 2021. This website is no longer updated and links to external websites and some internal pages may not work. More information »

NPDES Permit for Whidbey Island Naval Air Station Ault Field Wastewater Treatment Plant in Washington

Below are EPA's National Pollutant Discharge Elimination System (NPDES) final permit and supporting documents for the U.S. Naval Air Station Whidbey Island Ault Field wastewater treatment plant discharging to the Strait of Juan de Fuca in Oak Harbor, Washington.

  • Permit number: WA0003468
  • Effective date: March 1, 2011
  • Permit expires: February 28, 2016 (administratively extended)
Related permits:

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