Buchanan Energy Storage-South (1360)

Buchanan Energy Storage-South is a 500.0 MW battery interconnection project in Westchester, New York with a current status of withdrawn. It is proposed to connect at Buchanan South 345 kV Substation.

500.0 MWCapacity
WithdrawnStatus
HMarket
BatteryTechnology

Project facts

Canonical nameBuchanan Energy Storage-South
Queue ID1360
Statuswithdrawn
Source status0
MarketH
TechnologyBattery
Capacity500.0 MW
StateNew York
CountyWestchester
Point of interconnectionBuchanan South 345 kV Substation
Requested (queue) date2022-04-07
Proposed in-service date2024-05-31
Operational date
Withdrawn date
DeveloperPeekskill BESS LLC
Utility / transmission ownerCONED

Cross-source records

This project is also observed in: Lawrence Berkeley National Laboratory — Queued Up interconnection dataset. interXdata links these source records without double-counting the project.

What changed

ObservedFieldOld valueNew valueMateriality
2026-07-31new_projectwithdrawnhigh

Explore related data

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

Provenance: New York ISO — interconnection queue. Values are normalized from public source records into the interXdata canonical warehouse; see each source for original filings.

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