Connecticut Surface Impoundments: What you need to know

Governing Law and Regulations

Hazardous waste surface impoundment rules: 22a-449(c)-104 Regulations of Connecticut State Agencies (RCSA), 22a-449(c)-104(a)(1)(F) to (H) RCSA, and 22a-449(c)-104(a)(2)(AA) RCSA; 22a-449(c)-105 RCSA; 22a-449(c)-105(a)(1)(D) to (E) RCSA, and 22a-449(c)-105(a)(2)(X) to (FF) RCSA (interim status)

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Groundwater monitoring: 22a-449(c)-104(a)(1)(F) RCSA and 22a-449(c)-105(a)(1)(D) to (E) RCSA

Action leakage rates: 22a-449(c)-104(a)(2)(AA) and 22a-449(c)-105(a)(2)(Z)

Approval of certifications for interim-status facilities: 22a-449(c)-105(a)(2)(EE) RCSA and 22a-449(c)-105(a)(2)(FF) RCSA

Regulatory Agency

Connecticut Department of Environmental Protection (DEP) Bureau of Materials Management and Compliance Assurance Engineering and Enforcement Division Hazardous Waste Program

See ADDRESSES & CONTACTS for addresses and telephone numbers.

See national section for basic information and federal regulations.

Comparison: State vs. Federal

Rules. Connecticut's hazardous waste surface impoundment requirements include both the federal rules and the state's more stringent requirements. The state's more stringent requirements apply to:

—Groundwater monitoring

—Approval of certifications for interim-status facilities

—Permits and fees

Administration and enforcement. DEP's Waste Engineering and Enforcement Division administers and enforces the surface impoundment requirements in Connecticut (including the federal air emissions standards).

State Requirements


22a-449(c)-104(a)(1)(F) RCSA and 22a-449(c)-105(a)(1)(D) to (E) RCSA

Connecticut explicitly excludes from its adoption of the federal rules for owners and operators of permitted and interim-status hazardous ...

>> Read more about Surface Impoundments

State Requirements

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Connecticut Surface Impoundments Resources

Surface Impoundments Products

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