Connecticut Department of Energy & Environmental Protection
Remediation Site Clean Up
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RCRA Corrective Action, Closure, and Stewardship
Connecticut is authorized for RCRA Closure and Corrective Action, which requires facility owners and operators to clean up properties that have treated, stored, or disposed of hazardous waste. Information regarding financial assurance, ecological risks, RCRA closure, and various guidance documents.
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Permits for Remediation Activities
Permits that may be needed to perform environmental remediation.
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The Remediation Standard Regulations that established the requirements for the remediation of contamination within Connecticut were organized by environmental media and relied, in part, on risk-based criteria that established remediation goals for various contaminants typically found at remediation sites.
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Remediation Standard Regulations Fact Sheet
Connecticut's Remediation Standard Regulations (RSRs) provide detailed guidance and standards that may be used at any site to determine whether or not remediation of contamination is necessary to protect human health and the environment.
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Remediation Standard Regulations
Connecticut's Remediation Standard Regulations (RSRs) specify the standards for the remediation of environmental pollution in soil and groundwater.
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Requesting APS and Alternative Criteria
The Remediation Standard Regulations (RSRs), contain numeric cleanup standards for 88 substances. When a contaminant at a site is not one of the 88 substances, Additional Polluting Substance (APS) criteria must be approved by the Commissioner to complete cleanup at the site under the RSRs. When the RSRs contain criteria for a substance but a party believes different numeric criteria are appropriate for a specific site, that party may request approval of Alternative Criteria.
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Wave 2 Revision Concepts and History
The Department of Energy and Environmental Protection (DEEP) presented proposed concepts in the RSR Wave 2 Conceptual Language document, as well as at multiple question and answer sessions and accepted public feedback regarding revisions to the Remediation Standard Regulations.
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Voluntary Remediation Program CGS 22a-133x Fact Sheet
This Voluntary Remediation Program (VRP) is an elective program in which an Environmental Condition Assessment Form (ECAF) and fee are filed with DEEP so that any party can expedite the investigation and remediation of any contaminated property.
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Significant Environmental Hazards
Section 22a-6u of the Connecticut General Statutes (CGS) requires the owner of property which is the source or location of pollution causing a significant environmental hazard to notify the Department of Energy & Environmental Protection (DEEP) after they become aware of such conditions.
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Federal and State of Connecticut Superfund information
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Removal from SEMS Potential Superfund List
If remedial action has been completed through one or more DEEP Remediation Programs or an interested party has committed to remediate a site through a DEEP Remediation Program, DEEP can request that the Environmental Protection Agency (EPA) remove any active federal superfund site from the Superfund Enterprise Management System (SEMS), formerly CERCLIS or that EPA offer a "comfort letter" stating it will not take further action to list the site on the NPL.
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The State Superfund Program oversees and provides funding for the remediation of contaminated sites. The use of State funds for remediation at hazardous waste sites is determined by calculating a superfund priority score in accordance with Connecticut Regulations.
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An Engineered Control is a permanent physical structure designed to safely isolate pollutants which would otherwise not comply with the self-implementing remedial options allowed in the Connecticut Remediation Standard Regulations (RSRs).
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Site Characterization Essentials
Resources to help define the standard of care expected when characterizing a site under various clean-up programs in Connecticut.