1400 MW HVDC Line into Millstone (891)
1400 MW HVDC Line into Millstone is a 1,400.0 MW generation interconnection project in New London, Connecticut with a current status of withdrawn. It is proposed to connect at The proposed point of Interconnection is the Eversource Millstone 345kV substation in Waterford, CT - Alternate is Haddam 345 kV Substation.
1,400.0 MWCapacity
WithdrawnStatus
CTMarket
GenerationTechnology
Project facts
| Canonical name | 1400 MW HVDC Line into Millstone |
|---|---|
| Queue ID | 891 |
| Status | withdrawn |
| Source status | W |
| Market | CT |
| Technology | Generation |
| Capacity | 1,400.0 MW |
| State | Connecticut |
| County | New London |
| Point of interconnection | The proposed point of Interconnection is the Eversource Millstone 345kV substation in Waterford, CT - Alternate is Haddam 345 kV Substation |
| Requested (queue) date | 2019-05-29 |
| Proposed in-service date | 2024-03-01 |
| Operational date | — |
| Withdrawn date | 2020-01-16 |
| Developer | — |
| Utility / transmission owner | ISO-NE |
What changed
| Observed | Field | Old value | New value | Materiality |
|---|---|---|---|---|
| 2026-08-04 | new_project | — | withdrawn | high |
Explore related data
Source last checked2026-08-04
Data last materially changed2026-08-04
Page data generated2026-08-28
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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