Rhode Island Wastewater Variances regulations & environmental compliance analysis

Rhode Island Wastewater Variances: What you need to know

Governing Law and Regulations

Rhode Island Pollutant Discharge Elimination System (RIPDES) permit program: Rhode Island Rules and Regulations (RI Rule) 12.190.003-1 to 12.190.003-62

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RIPDES variances: RI Rule 12.190.003-56 to 12.190.003-60

Variance requests: RI Rule 12.190.003-56

Expedited variances: RI Rule 12.190.003-56(c)

Thermal discharges: RI Rule 12.190.003-59

Regulatory Agencies

Rhode Island Department of Environmental Management (DEM) Bureau of Environmental Protection Office of Water Resources

Coastal Resources Management Council (CRMC)

U.S. Environmental Protection Agency (EPA) Region 1

See ADDRESSES & CONTACTS for addresses and telephone numbers.

See national section for basic information and federal regulations.

Comparison: State vs. Federal

Rules. Rhode Island is fully authorized by EPA to administer the NPDES permit program. The state equivalent to the federal NPDES permit program is the Rhode Island Pollutant Discharge Elimination System (RIPDES) permit program. See the state section NPDES PERMIT for more information about RIPDES permit requirements.

The RIPDES permit program provides for several types of variances from the state's effluent limitations and pretreatment standards that generally follow federal regulations. See the national section WASTEWATER VARIANCES for more information about federal requirements for wastewater discharge variances.

Rhode Island's rules, like the federal regulations, provide a mechanism for variances from effluent limitations. DEM may notify permit applicants, including publicly owned treatment works (POTWs), when a variance is available.

Administration and enforcement. DEM's Office of Water Resources administers and enforces the state's water quality program and ...


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Rhode Island Wastewater Variances Resources

Type Title
Forms WPDES Discharge Permit Ammonia Limits Variance Application
See all Wastewater Variances Resources