Rhode Island

 

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• Water Quality Standards Regulations and Federally Promulgated Standards
• Repository of Water Quality Standards Issued by States, Tribes, and Territories
• Basic information on Water Quality Standards for surface waters

Federally Proposed or Promulgated Standards

• Final Water Quality Standards Bacteria Rule for Coastal and Great Lakes Recreation Waters (November 8, 2004)
• Withdrawal of Certain Federal Human Health and Aquatic Life Water Quality Criteria Applicable to Rhode Island, Vermont, the District of Columbia, Kansas and Idaho (April 12, 2000)
• Establishment of Numeric Criteria for Priority Toxic Pollutants; States' Compliance—Revision of Polychlorinated Biphenyls (PCBs) Criteria (November 1999)
• National Toxics Rule (Preamble) | National Toxics Rule (December 1992)

State-Issued Water Quality Standards

View unofficial copies of authorized Rhode Island Water Quality Standards that EPA has approved or are otherwise in effect for Clean Water Act purposes.