Mattoon East 138 kV (J2504)
Mattoon East 138 kV is a 300.0 MW battery interconnection project in Coles, Illinois with a current status of withdrawn. It is proposed to connect at Mattoon East 138 kV.
300.0 MWCapacity
WithdrawnStatus
—Market
BatteryTechnology
Project facts
| Canonical name | Mattoon East 138 kV |
|---|---|
| Queue ID | J2504 |
| Status | withdrawn |
| Source status | Withdrawn |
| Market | — |
| Technology | Battery |
| Capacity | 300.0 MW |
| State | Illinois |
| County | Coles |
| Point of interconnection | Mattoon East 138 kV |
| Requested (queue) date | 2022-09-15 |
| Proposed in-service date | 2026-10-31 |
| Operational date | 2026-10-31 |
| Withdrawn date | 2023-03-25 |
| Developer | — |
| Utility / transmission owner | AMEREN ILLINOIS |
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 |
|---|---|---|---|---|
| 2026-07-29 | new_project | — | withdrawn | high |
Explore related data
Source last checked2026-08-27
Data last materially changed2026-08-27
Page data generated2026-08-27
Provenance: MISO — generator interconnection queue. Values are normalized from public source records into the interXdata canonical warehouse; see each source for original filings.
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