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Drinking Water Requirements for States and Public Water Systems
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Surface Water Treatment Rules State Implementation Guidance

These documents provide guidance to states, tribes, and EPA Regions exercising primary enforcement responsibility under the Safe Drinking Water Act. The documents contain EPA’s recommendations for implementation of the Surface Water Treatment Rules.

Implementation Guidance

  • Interim Enhanced Surface Water Treatment Rule Implementation Guidance (PDF) (106 pp, 318 K, About PDF) EPA 816-R-01-011 
  • Long Term 1 Enhanced Surface Water Treatment Rule Implementation Guidance (PDF)(162 pp, 544 K, About PDF) EPA 816-R-04-008
  • Long Term 2 Enhanced Surface Water Treatment Rule Implementation Guidance (PDF)( 166 pp, 1 MB, About PDF) EPA 816-R07-006
  • Implementation Guidance for the Filter Backwash Recycling Rule (PDF)(100 pp, 3 MB, About PDF)
  • Appendices for Implementation Guidance


For more information, please see the Surface Water Treatment Rules page.

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Last updated on March 1, 2022
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