AC tie line (import only) (651)
AC tie line (import only) is a 600.0 MW generation interconnection project in Berkshire, Massachusetts with a current status of withdrawn. It is proposed to connect at NY Alps 345kV substation and Eversource Berkshire 345 kV substation.
600.0 MWCapacity
WithdrawnStatus
WMAMarket
GenerationTechnology
Project facts
| Canonical name | AC tie line (import only) |
|---|---|
| Queue ID | 651 |
| Status | withdrawn |
| Source status | W |
| Market | WMA |
| Technology | Generation |
| Capacity | 600.0 MW |
| State | Massachusetts |
| County | Berkshire |
| Point of interconnection | NY Alps 345kV substation and Eversource Berkshire 345 kV substation |
| Requested (queue) date | 2017-05-11 |
| Proposed in-service date | 2023-12-31 |
| Operational date | — |
| Withdrawn date | 2019-07-29 |
| 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| 2026-08-04 | new_project | — | withdrawn | high |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 generated2026-08-27
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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