HVDC Line (510)

HVDC Line is a 1,000.0 MW generation interconnection project in Plymouth, Massachusetts with a current status of withdrawn. It is proposed to connect at NSTAR 345 kV Carver substation.

1,000.0 MWCapacity
WithdrawnStatus
SEMAMarket
GenerationTechnology

Project facts

Canonical nameHVDC Line
Queue ID510
Statuswithdrawn
Source statusW
MarketSEMA
TechnologyGeneration
Capacity1,000.0 MW
StateMassachusetts
CountyPlymouth
Point of interconnectionNSTAR 345 kV Carver substation
Requested (queue) date2015-02-16
Proposed in-service date2020-06-01
Operational date
Withdrawn date2015-04-15
Developer
Utility / transmission ownerISO-NE

What changed

ObservedFieldOld valueNew valueMateriality
2026-08-04new_projectwithdrawnhigh

Explore related data

Source last checked2026-08-04
Data last materially changed2026-08-04
Page data generated2026-08-27

Provenance: isone-irtt. Values are normalized from public source records into the interXdata canonical warehouse; see each source for original filings.

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