Internal HVDC - North to South flow (506)

Internal HVDC - North to South flow is a 1,000.0 MW generation interconnection project in Suffolk, Massachusetts with a current status of withdrawn. It is proposed to connect at NMISA to NSTAR 345 kV K Street substation.

1,000.0 MWCapacity
WithdrawnStatus
BOSTMarket
GenerationTechnology

Project facts

Canonical nameInternal HVDC - North to South flow
Queue ID506
Statuswithdrawn
Source statusW
MarketBOST
TechnologyGeneration
Capacity1,000.0 MW
StateMassachusetts
CountySuffolk
Point of interconnectionNMISA to NSTAR 345 kV K Street substation
Requested (queue) date2015-02-16
Proposed in-service date2027-10-01
Operational date
Withdrawn date2020-02-10
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.

Follow this project and get an alert when its status, capacity, developer, or schedule changes.

Start tracking with interXdata