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Essential Energy Insights - October 2021


Transco's NYC expansion project for National Grid secures FERC approval

FERC approved a TranscontinentalGas Pipe Line Co. LLC expansion project that would deliver anadditional 115,000 Dth/d to a NationalGrid plc gas utility in New York City.

On July 12, Transco accepted the order from FERC thatgranted authorization for the NewYork Bay expansion project, which would provide the additionalincremental firm transportation service to Brooklyn Union Gas Co. d/b/a National Grid NY.

"The commission will grant the requested authorization,subject to certain conditions," the commission said in the July 7 order. "Wealso find that the New York Bay expansion project will have limited impacts onlandowners and communities affected by the project."

The project received a positive environmental assessment from the FERC Officeof Energy Projects in April.

The additional capacity would include 65,000 Dth/d fromcompressor station 195 in York County, Pa., to a transfer point on Transco'sNew York Bay lateral and 50,000 Dth/d from compressor station 195 to a meterstation on Staten Island.

In order to provide the additional capacity, the projectwould install a new 11,000-horsepower compressor unit at a station in MiddlesexCounty, N.J.; increase horsepower at compressor station 200 in Chester County,Pa., by 2,140 hp; uprate an electric compressor unit by 2,500 hp at compressorstation 303 in Essex County, N.J.; and make various other facilitymodifications. The project would also include the abandonment of three segmentsof the Lower New York Bay lateral.

The project is expected to cost approximately $112 million.

Transco's binding precedent agreement with the National Gridsubsidiary is for the full additional firm transportation service with aprimary term of 15 years.

One of the conditions stipulated by the commission is thatTransco, a Williams Partners LPsubsidiary, complete construction of the project and have it ready for servicewithin 18 months of the order's issuance, or by January 2018. (CP15-527)