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 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 This website is no longer updated and links to external websites and some internal pages may not work.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 »

Pacific Southwest Large Capacity Cesspool Backfilling Final Completion Report

To document proper closure of a large-capacity cesspool that receives 1,000 gallons per day (gpd) or less, you must submit a completed and signed Backfilling Final Completion Report. If the large-capacity cesspool receives more than 1,000 gpd, then you need to contact HDOH/Safe Drinking Water Branch, Underground Injection Control ProgramExitfor proper closure instructions.

If you experience a problem reading a document with assistive technology, please contact us.
You may need a PDF reader to view some of the files on this page. See EPA’s About PDF page to learn more.