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

Lists of Registered and Permitted Diversions

The Water Diversion Program regulates activities that impact or alter the instantaneous flow of the waters of the state through individual and general permits given to applicants.

Below are the names and numbers of the registrations and permits lists from the registrants and permittees.

Registered Diversions

Permitted Diversions 

The lists are provided as Excel spreadsheets.  If you do not have Excel, you can download Microsoft's free Excel viewer.  

Water Diversion Program

For further information contact the Water Quantity Section at (860) 424-3704
Content last updated on May 2, 2017