Iroquois Gas Transmission System LP, Brookfield (Second Notice)

Notice of Tentative Determination to Approve Point Source New Source Review Permit Applications

Applicant: Iroquois Gas Transmission System, L.P.
Application Nos. 202003147 & 202003148
202003146 & 202003805 (Modified Units)
City/Town: Brookfield, CT

The Commissioner of the Department of Energy and Environmental Protection (DEEP) hereby gives notice that a combined tentative determination has been reached to approve amendments to the following applications. 

The initial Tentative Determination to approve these permits was published in the News Times on July 31, 2025.  A Public Informational Hearing on the matter was held on January 8, 2026.  After the Public Informational Hearing, the applicant requested to increase the Carbon Monoxide (CO) emissions limits in the four permits from a total of 3.25 tons per year to a total of 12.25 tons per year.  The Commissioner has reviewed the requested increase and hereby gives notice that a combined tentative determination has been reached to approve these amended applications with the requested increase in annual CO emissions. The Commissioner also gives notice that a hearing may be held on these applications if requested in accordance with applicable law, including Public Act 25-84.

Applicant’s Name and Address: Iroquois Gas Transmission System, L.P., One Corporate Drive, Suite 600, Shelton, CT 06484 

Contact Name/Phone/Email: Mr. Michael. Kinik, 203-925-7223, Michael_kinik@iroquois.com 

Type of Permit:  New Source Review permits for Two Solar Model Taurus 70 Turbines with SoLoNOx and CO Oxidation Catalyst and two minor permit modifications to the existing Solar compressor turbines (Permit Nos. 028-0027 and 028-0028) 

Relevant Statute/Regulation: CGS 22a-174, Clean Air Act Amendments of 1990 

Facility Location: 78 High Meadow Road, Brookfield, CT 06804 

INFORMATION REQUESTS/PUBLIC COMMENT

Interested persons may obtain copies of the application from the applicant at the above address. The application, proposed permits and supporting documentation are available for inspection at DEEP, Bureau of Air Management, 79 Elm Street, 5th floor, Hartford, CT, by appointment, Tuesday through Thursday from 9:00 AM to 4:00 PM.  Appointments to view files can be made at hhttps://portal.ct.gov/deep/about/environmental-quality-records-records-center-file-room#appointment. All interested persons are invited to express their views on the tentative determination concerning this application in accordance with Sections 22a-3a-5(b) and 22a-174-2a(c) of the Regulations of Connecticut State Agencies. Written comments should be directed to Mr. James Grillo, Bureau of Air Management, DEEP, 79 Elm Street, Hartford, CT 06106-5127, no later than 30 days from the publication date of this notice. Comments regarding this application may be submitted via electronic mail to: james.grillo@ct.gov.  

PETITIONS FOR HEARING
Petitions for a hearing shall be submitted within thirty (30) days from the date of publication of this public notice. They should include the relevant application numbers and a contact person to receive notifications. Petitions should identify a person authorized to discuss the application and, if a resolution is reached, to withdraw the petition. Petitions and any supportive motion shall comply with applicable laws, including Public Act 25-84, as codified at Connecticut General Statutes Section 22a-5e.  

Pursuant to C.G.S. § 22a-5e, upon receipt of a petition and any supportive motion, and a determination by the Commissioner, a hearing may be held as either a contested case subject to the requirements of Chapter 54 or as an informational public comment hearing. Petitioners interested in a contested case must submit a petition with the required signatories and a timely supportive filing signed by the person(s) or authorized representative(s) of an organization that meets the requirements of C.G.S. § 22a-5e (b). The filings must also meet all other requirements of applicable sections of the Connecticut General Statutes and the Regulations of Connecticut State Agencies. Additional information can be obtained on the DEEP Adjudications website, https://portal.ct.gov/deep/adjudications/public-act-25-84-and-initiating-the-hearing-process.  

Petitions shall be filed with the Office of Adjudications electronically through the E-Filing Service, https://deep-adjudications-cms-efile.ct.gov/. All initial and subsequent filings must be submitted through this system. Under special exception, petitions will be accepted by mail or hand delivered. Those mailed or delivered should go to the DEEP Office of Adjudications, 79 Elm Street, Hartford, CT 06106. If the signed original petition is in electronic format only, it must be submitted with a statement signed by the petitioner confirming that it exists only in that form. Original petitions must also be mailed or delivered to the Office of Adjudications within 30 days of electronic submittal.  

ADA PUBLICATION STATEMENT
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. 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 an accommodation, please request all accommodations as soon as possible following notice of any agency hearing, meeting, program or event.

Draft Permit 0027 (Amended)
Draft Permit 0028 (Amended)
Draft Permit 0029 (Amended)
Draft Permit 0030 (Amended)
Memo