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Sources of Information

An Environmental Permitting Fact Sheet

Permitting Information

Department of Energy and Environmental Protection
79 Elm Street
Hartford, CT 06106-5127
Permit Assistance Office/Office of Planning and Program Development 
  • FERC - Hydropower Projects-401 Water Quality Certification
Phone:   860-424-3003
Fax:      860-424-4153
  • Pollution Prevention
Phone:   860-424-3297
Fax:       860-424-4081
Public File Room Phone:   860-424-4180
Air Management
  • Air Emissions
Phone:   860-424-4152
Fax:       860-706-5339
  • Radiation
Phone:   860-424-3029
Fax:       860-706-5339
Water Discharges Phone:   860-424-3025
Fax:       860-424-4074
Land and Water Resources
  • Aquifer Protection Area
  • Certificate of Permission
  • Coastal 401 Water Quality Certification
  • Coastal Site Plan Review
  • Corps CT General Permit
  • Diversion Non-Consumptive
  • Federal Coastal Consistency Permits
  • Flood Management
  • GP IWRD Construction Activities
  • Inland 401 Water Quality Certification
  • Inland Wetlands and Watercourses
  • Structures and Dredging/and Fill/Tidal Wetlands



Phone:   860-424-3019
Fax:       860-424-4075
Water Planning and Management
  • Dam Safety
  • Domestic Sewage Treatment Works (For municipal and private sewage treatment facilities discharging to surface waters)
  • Diversion Consumptive

Phone:   860-424-3704
Fax:       860-424-4067

Materials and Waste Management
  • Solid Waste Facilities
  • Hazardous Waste (RCRA)
  • CGS Section 22a-454 Waste Facilities
  • Post Closure
Phone:   860-424-3366
Fax:       860-424-4059
  • Marine Terminals
Phone:   860-424-3298
Fax:       860-424-4061
  • Pesticides
Phone:   860-424-3369
Fax:       860-424-4061
  • Waste Transportation
  • Special Waste Disposal - includes Asbestos
Phone:   860-424-3366
Fax:       860-424-4081

Technical Information

DEEP Store
(sells USGS topographic maps along with other maps and publications)
Phone:   860-424-3555
Fax:       860-424-4088
Natural Diversity Data Base
(Threatened and Endangered Species)
Phone:   860-424-3540
Fax:       860-424-4058
US Geological Survey
Western Distribution Branch
Box 25286, Denver Federal Center
Denver, CO 80225
(sells USGS maps and publications)
Phone:   303-202-4700
USDA Natural Resources Conservation Service
344 Merrow Road, Suite A
Tolland, CT 06084
Phone:   860-871-4014
Fax:       860-871-4054
Connecticut Agricultural Experiment Station
123 Huntington Street, PO Box 1106
New Haven, CT 06504
Phone:   203-974-8500
Fax:       203-974-8502
Clean Air Act Small Business Assistance Program
Department of Energy and Environmental Protection
79 Elm Street
Hartford, CT 06106-5127
Phone:   860-424-3003
Fax:      860-424-4153
Resource Conservation Recovery Act
(RCRA) Hotline
Phone:   800-424-9346
EPA - New England, Region 1
1 Congress Street, Suite 1100
Boston, MA 02114-2023
Phone:   888-372-7341
US Army Corps of Engineers
New England Division

696 Virginia Road
Waltham, MA 02254
Concord, MA 01742-2751
(for information on federal regulatory programs in navigable waters and wetlands)
Phone:   800-343-4789
Fax:       978-318-8335
Commander First Coast Guard District (obr)
Battery Park Building
1 South Street
NY, NY 10004
(for information on bridges over navigable waters)
Phone:   212-668-7165

Legal/Regulatory Information

Commission on Official Legal Publications
Office of Production and Distribution

111 Phoenix Avenue
Enfield, CT 06082
(sells 13 volume set of Regulations of Connecticut State Agencies and subscriptions to the Connecticut Law Journal)
Phone:   860-741-3027
Fax:       860-745-2178
CT Secretary of the State
30 Trinity Street
Hartford, CT 06106
  • Commercial Recording
Phone:   860-509-6001
  • Elections Division
Phone:   860-509-6100
Fax:       860-509-6127
  • Publications Information/Ordering
    (sells copies of the General Statutes of Connecticut and Compilations of Public Acts)
Phone:   860-509-6150
Fax:       860-509-6175
CT State Library, Law & Legislative Information
State Library Building
231 Capitol Avenue
Hartford, CT 06106
Phone:    860-757-6590


Fact Sheet DEEP-FS-006

Users Guide to Environmental Permits

Content Last Updated September 2018