Firefly Power (26INR0293)
Firefly Power is a 401.2 MW battery interconnection project in Tarrant, Texas with a current status of withdrawn. It is proposed to connect at 1880 Rocky Creek 345kV.
401.2 MWCapacity
WithdrawnStatus
ERCOTMarket
BatteryTechnology
Project facts
| Canonical name | Firefly Power |
|---|---|
| Queue ID | 26INR0293 |
| Status | withdrawn |
| Source status | withdrawn |
| Market | ERCOT |
| Technology | Battery |
| Capacity | 401.2 MW |
| State | Texas |
| County | Tarrant |
| Point of interconnection | 1880 Rocky Creek 345kV |
| Requested (queue) date | 2024-02-26 |
| Proposed in-service date | 2027-04-15 |
| Operational date | — |
| Withdrawn date | 2025-04-08 |
| Developer | Firefly Power LLC |
| Utility / transmission owner | ERCOT |
What changed
No material field-level changes have been recorded for this project since the baseline snapshot. interXdata detects changes as new source snapshots are ingested and diffed against prior state.
Explore related data
Source last checked2026-07-31
Data last materially changed2026-07-31
Page data generated2026-08-27
Provenance: Lawrence Berkeley National Laboratory — Queued Up interconnection dataset. Values are normalized from public source records into the interXdata canonical warehouse; see each source for original filings.
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