Rumford Uprate and Battery addition (1113)
Rumford Uprate and Battery addition is a 8.5 MW battery interconnection project in Oxford, Maine with a current status of operational. It is proposed to connect at 11.5kV bus at Brookfield owned existing Rumford Falls Substation which is connected to the CMP 115kV 218 Line..
8.5 MWCapacity
OperationalStatus
MEMarket
BatteryTechnology
Project facts
| Canonical name | Rumford Uprate and Battery addition |
|---|---|
| Queue ID | 1113 |
| Status | operational |
| Source status | C |
| Market | ME |
| Technology | Battery |
| Capacity | 8.5 MW |
| State | Maine |
| County | Oxford |
| Point of interconnection | 11.5kV bus at Brookfield owned existing Rumford Falls Substation which is connected to the CMP 115kV 218 Line. |
| Requested (queue) date | 2021-03-24 |
| Proposed in-service date | — |
| Operational date | 2023-05-05 |
| Withdrawn date | — |
| Developer | — |
| Utility / transmission owner | ISO-NE |
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 |
|---|---|---|---|---|
| 2026-08-04 | new_project | — | operational | 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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