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  1. LII
  2. State Regulations
  3. Rhode Island Administrative Code
  4. Title 250 - Department of Environmental Management
  5. Chapter 150 - Water Resources
  6. Subchapter 10 - Wastewater And Storm Water

Subchapter 10 - Wastewater And Storm Water

  • State Regulations
  • Compare
  1. Part 1 - Regulations for the Rhode Island Pollutant Discharge Elimination System (§ 250-RICR-150-10-1.1 to 250-RICR-150-10-1.74)
  2. Part 2 - Rhode Island Pretreatment Regulations (250-RICR-150-10-2) (§ 250-RICR-150-10-2.1 to 250-RICR-150-10-2.20)
  3. Part 3 - Rules and Regulations for Sewage Sludge Management (250-RICR-150-10-3) (§ 250-RICR-150-10-3.1 to 250-RICR-150-10-3.34)
  4. Part 4 - Rules and Regulations for the Operation and Maintenance of Wastewater Treatment Facilities (250-RICR-150-10-4) (§ 250-RICR-150-10-4.1 to 250-RICR-150-10-4.16)
  5. Part 5 - Rules and Regulations for Wastewater Treatment Facility Operators (§ 250-RICR-150-10-5.1 to 250-RICR-150-10-5.16)
  6. Part 6 - Rules Establishing Minimum Standards Relating to Location, Design, Construction and Maintenance of Onsite Wastewater Treatment Systems (§ 250-RICR-150-10-6.1 to 250-RICR-150-10-6.91)
  7. Part 8 - Stormwater Management, Design and Installation Rules (§ 250-RICR-150-10-8.1 to 250-RICR-150-10-8.40)

State regulations are updated quarterly; we currently have two versions available. Below is a comparison between our most recent version and the prior quarterly release. More comparison features will be added as we have more versions to compare.


No prior version found.

State Regulations Toolbox



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