Iroquois Gas Transmission LP’s natural gas compression upgrade project, designed to supply New York City with an additional 125 MMcf/d, may be delayed as it awaits required air permits from state agencies, according to Iroquois management. 

Iroquois in 2020 filed applications for two Air State Facility permits with the New York Department of Environmental Conservation (DEC). The permits would allow the company to add 24,000 hp of compression and associated facilities at the existing Dover and Athens stations as part of an Enhancement by Compression (ExC) project. 

DEC has “not yet made a final determination regarding the project’s consistency with Section 7 of the Climate Leadership and Community Protection Act (Climate Act),” a spokesperson told NGI. The law requires...