DEEP is excited to be getting back to our new normal consistent with the direction of Governor Lamont and as a result of the rapidly improving COVID-19 situation in Connecticut. Starting no later than June 1, all customer facing services will resume normal business operations. For detailed information for what this means at DEEP and for the public we serve, visit our "New Normal" website: DEEP New Normal Information

Site Characterization

The following resources help to define the standard of care expected when characterizing a site under various clean-up programs in Connecticut. For instance, the Connecticut Property Transfer Act requires an investigation in accordance with prevailing standards and guidelines.  DEEP's expectations are set forth in the Site Characterization Guidance Document

Assessing Sensitive Receptors

Sampling and Analysis

Other Considerations

Underground Storage Tanks and Petroleum Releases

Vapor Intrusion

EPA's Vapor Intrusion website contains basic information about vapor intrusion, technical and policy documents, tools and other resources to support vapor intrusion investigations. It also provides access to technical reports focused on topics such as conceptual model scenarios for the vapor intrusion pathway and mitigation approaches for vapor intrusion.

Completion of Investigation

Demonstrating Compliance

Further guidance for using variances to demonstrate compliance with the RSRs can be found on the Remediation Standards Regulations main page.

Additional Information

Transmittal of Documents - Instructions and forms for electronic and hardcopy submittals


Content last updated October 18, 2019