EPA policy and regulations on septic systems.You may need a PDF reader to view some of the files on this page. See EPA’s About PDF page to learn more.
- Report to Congress on Use of Decentralized Wastewater Treatment Systems (PDF)(101 pp, 6 MB)
- Decentralized Wastewater Treatment Systems: A Program Strategy (PDF)(14 pp, 2 MB)
- When Is a Septic System Regulated as a Class V Well? (PDF)(4 pp, 2 MB)
- Seepage Pits May Endanger Ground Water Quality (PDF)(2 pp, 75 K)