Connecticut Land Treatment regulations & environmental compliance analysis

Connecticut Land Treatment: What you need to know

Governing Law and Regulations

Hazardous waste land treatment rules: 22a-449(c)-104 Regulations of Connecticut State Agencies (RCSA), 22a-449(c)-104(a)(2)(CC) to 22a-449(c)-104(a)(2)(DD) RCSA; 22a-449(c)-105 RCSA and 22a-449(c)-105(a)(2)(II) RCSA (interim status)

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Treatment demonstration: 22a-449(c)-105(a)(2)(II) RCSA

Regulatory Agency

Connecticut Department of Environmental Protection (DEP) Bureau of Materials Management and Compliance Assurance Waste 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. Owners and operators of land treatment facilities in Connecticut must comply with the federal land treatment facility rules and the state's additional requirements in connection with the treatment of hazardous waste at the facility and permits for hazardous waste treatment, storage, and disposal facilities (TSDFs).

Administration and enforcement. DEP's Waste Engineering and Enforcement Division administers and enforces the land treatment requirements in Connecticut.

State Requirements


22a-449(c)-104(a)(2)(CC) to 22a-449(c)-104(a)(2)(DD) RCSA and 22a-449(c)-105(a)(2)(II) RCSA

The federal treatment demonstration standard requires a facility owner or operator to demonstrate that hazardous constituents in the waste can be completely degraded, transformed, or immobilized in the treatment zone. Connecticut's standard is more stringent in that it excludes "immobilization" as an option (22a-449(c)-104(a)(2)(CC) to 22a-449(c)-104(a)(2)(DD) RCSA). In Connecticut, the demonstration must show that the hazardous constituents ...

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