EI Empire ESS I (1185)
EI Empire ESS I is a 96.0 MW battery interconnection project in Nassau, New York with a current status of withdrawn. It is proposed to connect at Barrett 138 kV Substation.
96.0 MWCapacity
WithdrawnStatus
KMarket
BatteryTechnology
Project facts
| Canonical name | EI Empire ESS I |
|---|---|
| Queue ID | 1185 |
| Status | withdrawn |
| Source status | 0 |
| Market | K |
| Technology | Battery |
| Capacity | 96.0 MW |
| State | New York |
| County | Nassau |
| Point of interconnection | Barrett 138 kV Substation |
| Requested (queue) date | 2021-05-21 |
| Proposed in-service date | 2023-09-30 |
| Operational date | — |
| Withdrawn date | — |
| Developer | Empire Offshore Wind LLC |
| Utility / transmission owner | LIPA |
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
| Observed | Field | Old value | New value | Materiality |
|---|---|---|---|---|
| 2026-07-31 | new_project | — | withdrawn | high |
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.
Follow this project and get an alert when its status, capacity, developer, or schedule changes.
Start tracking with interXdata