Connecticut Department of Energy & Environmental Protection

DEEP headquarters at 79 Elm Street in Hartford has partially re-opened to staff and members of the public as of Tuesday, February 3. The DEEP records room has re-opened. The DEEP Central Permit Processing Unit (CPPU) will be open to the public starting on Wednesday, Feb. 4. For updates, click here

Remediation Site Clean Up

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  • Contaminants of Emerging Concern

    An emerging contaminant is a chemical or material characterized by a perceived, potential, or real threat to human health or the environment or by a lack of published health standards. General information on emerging contaminants, as well as perchlorate, nanomaterials, and pharmaceuticals and personal care products.

  • 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.

  • Voluntary Remediation Programs

  • 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.

  • Proposed Amendments to the Remediation Standard Regulations and Environmental Use Restriction Regulations

    The Remediation Division of the Bureau of Water Protection and Land Reuse is proposing amendments to Sections 22a-133k-1 through 22a-133k-3 of the Regulations of Connecticut State Agencies, the Remediation Standard Regulations (RSRs). The RSRs specify the standards for the remediation of environmental pollution in soil and groundwater.

  • Engineered Control Variances

    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).

  • Technical Impracticability Variance

    A Technical Impracticability Variance is a remedial option provided under the Connecticut Remediation Standard Regulations (RSRs) when non-aqueous phase liquids cannot be contained or removed in accordance with Section 22a-133k-2(g) of the RSRs, remediation to the extent technically practicable has reduced the concentration of pollutants in groundwater to steady-state concentrations, or as otherwise specified in EPA guidance.

  • List of Contaminated or Potentially Contaminated Sites in Connecticut

    Information regarding contaminated sites or potentially contaminated sites in Connecticut.

  • Superfund Programs

    Federal and State of Connecticut Superfund information

  • 2011 LEP Board Meetings

    CT LEP Board 2011 Meeting Schedule, Agendas, and Minutes.

  • 2013 LEP Board Meetings

    CT LEP Board 2013 Meeting Schedule, Agendas, and Minutes.

  • LEP Board Disciplinary Actions

    List of disciplinary actions the LEP Board has taken. Copies of the LEP Board's final disciplinary actions, including reprimands, consent orders, voluntary surrenders, suspension or revocation of licenses are available.

  • 2019 LEP Board Meetings

    CT LEP Board 2019 Meeting Schedule, Agendas, and Minutes.

  • LEP Board 2020 Schedule of Meetings

    CT LEP Board 2020 Meeting Schedule, Agendas, and Minutes.

  • 2015 LEP Board Meetings

    CT LEP Board 2015 Meeting Schedule, Agendas, and Minutes.

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