Leed-Himmel Industries Inc., Hamden
Notice of Tentative Determination Intent to Renew a State Permit for a Discharge into the Waters of the State of Connecticut
1.0 TENTATIVE DETERMINATION
The Commissioner of Energy and Environmental Protection (“the Commissioner”) hereby gives notice of a tentative determination to renew a permit based on an application submitted by Leed - Himmel Industries, Inc. ("the applicant") under Section 22a-430 of the Connecticut General Statutes (“CGS”) for a permit to discharge into the waters of the state.
In accordance with applicable federal and state law, the Commissioner has made a tentative determination that continuance of the existing system to treat the discharge would protect the waters of the state from pollution. The Commissioner proposes to renew a permit for the discharge to the sanitary sewer.
The proposed permit, if issued by the Commissioner, will require that all wastewater be treated to meet the applicable effluent limitations.
2.0 APPLICANT'S PROPOSAL
Leed - Himmel Industries, Inc. presently discharges a maximum of 60,000 gallons per day of treated metal finishing wastewater and boiler blowdown to the Greater New Haven Water Pollution Control Authority (“GNHWPCA”) from metal finishing operations the manufacture of architectural aluminum products.
The name and mailing address of the permit applicant are:
Leed - Himmel Industries, Inc.
75 Leeder Hill Drive
Hamden, CT, 06517
The activity takes place at:
75 Leeder Hill Drive
Hamden, CT, 06517
3.0 REGULATORY CONDITIONS
Type of Treatment
Wastewaters from DSN 001-1 undergo neutralization, coagulation, and clarification before being
discharged to the sanitary sewer.
Effluent Limitations
This permit contains effluent limitations consistent with a Case-by-Case Determination using the criteria of Best Professional Judgement, Pretreatment Standards for Existing Sources (PSES) under EPA’s 40 CFR 433.15, and Section 22a-430-4(s) of the Regulations of Connecticut State Agencies (“RCSA”) and will protect the waters of the state from pollution when all of the conditions of this permit have been met.
In accordance with Section 22a-430-4(l) of the RCSA, the permit contains effluent monitoring/limitations for heavy metals, cyanides, priority pollutants, total toxic organics, conventional pollutants, and pH.
Compliance Schedule
This permit contains an enforceable compliance schedule which requires the applicant to generate a report which describes and evaluates alternative corrective actions which may be taken by the Permittee to achieve compliance with the total suspended solids limit in Section 4, Table A of the permit to prevent solid
or viscous waste from causing or threatening obstruction of flow in the sanitary sewer collection system and prevent interference in accordance with RCSA Section 22a- 430-4(t)(2)(C) and 40 CFR 403.5(b)(3).
This permit contains an enforceable compliance schedule which requires the applicant to develop and implement a per- and polyfluoroalkyl substances (PFAS) sampling plan for its discharge.
4.0 COMMISSIONER'S AUTHORITY
The Commissioner is authorized to approve or deny such permits pursuant to Section 22a-430 of the CGS and the Water Discharge Permit Regulations (Section 22a-430-3 and 4 of the RCSA).
5.0 INFORMATION REQUESTS
The application has been assigned the following numbers by the Department of Energy and Environmental Protection. Please use these numbers when corresponding with this office regarding this application.
APPLICATION NO. 202309142 PERMIT ID NO. SP0000082
Interested persons may obtain copies of the application from:
Scott Oberg
Leed - Himmel Industries, Inc.
75 Leeder Hill Drive
Hamden, CT, 06517
(203) 288 – 8484 x 141
The application is available for inspection by contacting Ryan Bellucci at (860) 424-3741 and ryan.bellucci@ct.gov at the Water Permitting and Enforcement Division, Bureau of Materials Management and Compliance Assurance, Department of Energy and Environmental Protection, from 8:30 - 4:30, Monday through Friday.
Any interested person may request in writing that his or her name be put on a mailing list to receive notice of intent to issue any permit to discharge to the surface waters of the state. Such request may be for the entire state or any geographic area of the state and shall clearly state in writing the name and mailing address of the interested person and the area for which notices are requested.
6.0 PUBLIC COMMENT
Prior to making a final determination to approve or deny any application, the Commissioner shall consider written comments on the application from interested persons that are received within thirty (30) days of this public notice. Written comments should be directed to Ryan Bellucci, Bureau of Materials Management and Compliance Assurance, Department of Energy and Environmental Protection, 79 Elm Street, Hartford, CT 06106 5127 or ryan.bellucci@ct.gov and DEEP.Pretreatment@ct.gov. The Commissioner may hold a public hearing prior to approving or denying an application if in the Commissioner's discretion, the public interest will be best served thereby and shall hold a hearing upon receipt of a petition signed by at least twenty-five (25) persons. Notice of any public hearing shall be published at least thirty (30) days prior to
the hearing.
7.0 PETITIONS FOR HEARING
Petitions for a hearing shall be submitted within thirty (30) days from the date of publication of this public notice and should include the application number noted above and also identify a contact person to receive notifications. Petitions should also identify a person who is authorized to engage in discussions regarding
the application and, if resolution is reached, withdraw the petition. The Office of Adjudications will accept electronically filed petitions for hearing in addition to those submitted by mail or hand delivered. Petitions with required signatures may be sent to deep.adjudications@ct.gov; those mailed or delivered should
go to the DEEP Office of Adjudications, 79 Elm Street, Hartford, CT 06106. If the signed original petition is only in an electronic format, the petition must be submitted with a statement signed by the petitioner that the petition exists only in that form. Original petitions that were filed electronically must also be mailed or delivered to the Office of Adjudications within 30 days of electronic submittal. Additional information at www.ct.gov/deep/adjudications.
The Connecticut Department of Energy and Environmental Protection is an Affirmative Action/Equal Opportunity Employer that is committed to complying with the requirements of the Americans with Disabilities Act (ADA). If you are seeking a communication aid or service, have limited proficiency in English, wish to file an ADA or Title VI discrimination complaint, or require some other accommodation, including equipment to facilitate virtual participation, please contact the DEEP Office of Diversity and Equity at 860-418-5910 or by email at deep.accommodations@ct.gov. Any person needing an accommodation for hearing impairment may call the State of Connecticut relay number - 711. In order to facilitate efforts to provide accommodation, please request all accommodations as soon as possible following notice of any agency hearing, meeting, program, or event.
/s/Audra Dickson Director
Water Permitting and Enforcement Division
Bureau of Materials Management and Compliance Assurance
Published in the New Haven Register on May 14, 2025.