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2013 Proposed Water Quality Standards Regulations
Previous (2013) proposed changes to the Connecticut Water Quality Standards.
Find answers to questions frequently asked about coastal permitting.
Overview of the Connecticut Coastal Permit Program
An overview of Connecticut's Coastal Permit Program administered by DEEP Land & Water Resources Division
The Long Island Sound Blue Plan will be adapted as necessary every five years to reflect new data, uses, and issues.
Background on the establishment of the Long Island Sound Blue Plan
Trichloroethylene Developmental Risks
As a result of the increased understanding of the developmental risks posed by TCE, the Connecticut Department of Public Health (CT DPH) and Department of Energy and Environmental Protection (DEEP) developed joint guidance in February 2015.
Guidance for persons who are required to investigate and remediate polluted or potentially polluted sites must consider the need to conduct a detailed water supply well receptor survey in order to assess whether an on-site groundwater pollution plume may, or can be reasonably expected to, adversely affect public or private water supply wells on and off-site.
Outline of Aquifer Protection Regulations
Summary of Connecticut General Statutes Section 22a-354i-1 through 10. (Revised February, 2004)
Aquifer Protection Area Program statutes and regulations were developed to create a protection program for our aquifer resources supporting high yield public supply well fields.
Residential Dock Guidelines
Hearing Officer Reports Hearing Officer Reports are not final decisions of the Office of Adjudications. The reports summarize an Informational Public Hearing that was held on an application. For additional information on the matters listed below, the public is encouraged to contact the Applicant or DEEP staff identified in the Report.
A popular baitfish, fathead minnows can be found at low abundance almost anywhere in Connecticut.
Native to China and Siberia, this gigantic freshwater fish has been widely stocked for weed control.
(HARTFORD)— The Connecticut Department of Energy and Environmental Protection (DEEP) announced today the release of a report issued under Gov. Lamont’s Executive Order 21-3 finding that Connecticut can significantly improve air quality and public health by adopting new emission standards for medium and heavy-duty (MHD) vehicles offered for sale in Connecticut beginning in 2026.