DEEP: Environmental Quality Records Records Center (File Room)

A Guide to DEEP’s Environmental Quality Records Center
(File Room)

Hours of operation:    Tuesday, Wednesday and Thursday - 9:00 a.m. to 11:30 a.m. and 1:00 p.m. to 2:30 p.m.   Public access closes for the day at 4:00 pm.
Please note:
The Emergency Response Incident “Spills” documents will be scanned to make them publicly available electronically.
  • Estimated start date: November 2019
  • Estimated completion date: December 2020.
  • Records will be removed from the CT DEEP Records Center on an alphabetical town by town basis.
  • During the time a specific town’s reports are being scanned and quality control inspected, that town’s reports will be unavailable.  Remaining town reports will be available.
  • Once the records have been scanned, the paper files will no longer be available within the Records Center.  The documents will instead be available via our On-Line Document Search Portal:

File Review Procedures

  1. A file review area with tables, chairs, and copy machines has been established outside the DEEP File Room Vault for the convenience of the public.
  2. A "Request for File Review" Form must be completed to obtain any files.
  3. All files shall be reviewed in the file review area and shall not be removed by the public for any reason.
  4. Members of the public may not enter the File Room Vault Area unless accompanied by a DEEP staff person.
  5. Files will not be pulled between 11:30 a.m. and 1:00 p.m., or after 2:30 p.m.
  6. Personal items (with the exception of notepaper or a lap top computer) are not allowed on the review tables.
  7. No food or drink is allowed at the file review tables.
  8. Please handle all files with care and return the files in the same condition and order that you received them. Keep all files in a neat and orderly manner.
  9. Pencils are the preferred writing instrument at the file review tables to avoid damage to the files.
  10. The use of privately owned copiers within the file review area is prohibited.
  11. Please see the records center attendant for staplers, staple pullers, and questions regarding the files.
  12. If you find something misfiled, please notify one of the DEEP records center staff.
  13. There is no smoking allowed anywhere in the building.
  14. DEEP is not responsible for personal items lost, stolen or damaged.
  15. Sec. 53-153 of the Connecticut General Statutes (CGS) - Unlawful removal or alteration of records. Counterfeiting seals.

Copier Procedures

There are two card-operated copiers which are capable of providing double-sided copies and have an autofeed function.

Debit cards may be obtained from the Central Permits Processing Unit located at the front entrance to the DEEP.  The cost of the card is $1.00. Photo copies are $.25 cents per page for 8 1/2 by 11 and 8 1/2 x 14. Photo copies are $.50 cents per page for 11 x 17.  Photo copies of maps can be purchased in the DEEP store for $3.00 plus tax.

Credit toward making copies is added to the card by payment at the Bureau of Central Services, Central Permits Processing Unit located at the front entrance to the DEEP.

There is a $20.00 per day charge for the use of handheld battery operated devices used for scanning (including cell phones).  Payments must be made at the Bureau of Central Services, Central Permits Processing Unit.

Certified Copies

If needed, you may obtain certified copies of documents. The charge for certified copies is $1.00 for the first page, and $.50 for each additional page. The records center attendant must make the copies and certify them for you.

U.S.G.S. Maps and Aerial Photos

U.S.G.S. maps, and other publications may be purchased at the DEEP Store

Aerial Photos are no longer available at the DEEP.  They can be reviewed at the Connecticut State Library.

Files Located in the Records Center

PLEASE NOTE: The presence or absence of Information in the Department’s files is not a guarantee of the presence or absence of environmental problems or violations at a site or facility.

Dates after file types indicate earliest files stored in file room. Some units of the DEEP have older files (generally pre-1990) stored off-site. Access to these documents may be arranged by contacting the appropriate Bureau representative in the file room.

Air Management Bureau

Indirect Source Permits 1976
Permit Files 1973
PIQs (Pre-Inspection Questionnaires)  1995
Program Files (Orders, NOVs, Inspection Reports, Complaints) 1996
Stack Testing 1996
Stage II Gas Station Inspections 1993
Open Burning Permits 2001

Bureau of Materials Management and Compliance Assurance

Oil & Chemical Spill Incident
Reports/Correspondence 1972
RCRA Facilities
Permits  1985
Notices of Violation 1979
Orders 1979
Complaints 1979
Correspondence 1980
Groundwater Monitoring 1981
Solid Waste Facilities
Engineering Drawings & Maps 1975
Landfills & Volume Reduction Plants 1960
Water Quality Data  1970
Special Waste Authorizations  1985
Underground Storage Tank (UST) Program
Inspection Reports 1986
Notification Forms  1986
Variance Requests 1986

Bureau of Water Protection and Land Reuse

Discharge Permits, Monitoring, Correspondence, Reports, and Orders for the Following Programs

Groundwater 1980
Industrial Discharges 1990
Subsurface Disposal 1980
Remediation Division
Significant Environmental Hazard Records
Superfund (State & Federal) 1985
Property Transfers 1986
Urban Site Remediation 1992
Well Completion Reports

NOTE: If documents that you request have a "Confidential" designation or claim, staff in the File Room will assist you further.

File Room Self-Service Documents

Several series of documents are available in the File Review Area and can be accessed without assistance from DEEP Records Center staff:

Air Management Bureau

Active Non-Title V applications list 
Consumer Protection/DEP Stage II Listings for Gas Stations 
PIQ Listings 
Point Source Emissions Inventory - 2004 

Water Protection and Land Reuse Bureau (Maps) 

Coastal Boundary Maps 
State & Federally Listed Species & Natural Communities Maps
Property Transfer List 
Superfund Sites 
Comprehensive Environmental Response Compensation Liability Act (CERCLA)
List of Contaminated or Potentially Contaminated Sites 
UST Petroleum Cleanup Meeting (letters to Commissioner) UST Program
Minutes of Review Board Meetings

Materials Management and Compliance Assurance Bureau

Discharge Permit Expiration Tables 
Oil & Chemical Spills (OCS Unit) 1991 - present
Underground Storage Tank Registration List (UST Program)
Leaking Underground Storage Tank List (UST Program)
Hazardous Waste Notifiers List (WEED)
Residential Underground Storage Tank (UST Program)
Guidelines for the Management of Wastewater Treatment Sludge at Solid Waste Disposal Facilities
Solid Waste Management Plan
Hazardous Waste Sites 
List of Contaminated or Potentially Contaminated Sites

Other Sources of Information

Bureau of Water Protection and Land Reuse, 2nd Floor

Municipal/WPCA  860-424-3704
Remediation /Property Transfer, State & Federal Superfund (2nd Floor) 860-424-3705
Leaking Underground Storage Tank Trust Program/1988 860-424-3368
Dam Safety 860-424-3704

Bureau of Water Protection and Land Reuse, Land and Water Resources, 3rd Floor

Coastal Permits, Certificates of Permission 860-424-3034
Inland Wetlands, Flood & Erosion Control 860-424-3706

State Emergency Response Commission, 4th Floor   860-424-3373

Community Right-to-Know (1988)
Section 311/MSDS: Chemical Hazardous Reporting
Section 312/Tier II: Chemical Inventory Reports
Section 313/Form R: Toxic Release Reporting

Bureau of Materials Management and Compliance Assurance, 4th Floor  860-424-3023

List of Commercial Hazardous Waste and Connecticut Regulated Facilities
Hazardous Waste Management System
Identification and Listing of Hazardous Waste
Permitting Enforcement 860-424-3705
Polychlorinated Biphenyl’s (PCB’s)
Hazardous Waste Manifests 860-424-3375
Solid Waste Management Regulations

Air Management Bureau, 5th Floor

Active State Orders (Including Trading Orders) 860-424-4152
Active Violations 860-424-3028
Air Source Registration 860-424-4152
Compliance Analysis Coordination Unit/CACU 860-424-4152
Monitoring Meteorological Data 860-424-4152
Permit Applications under Review 860-424-4152
Land Acquisition Div, 6th Floor
Land Records, DEEP Holdings, Maps, Historic Interest