Bufflehead BESS
ERCOT queue ID 24INR0274
| Queue ID | 24INR0274 |
|---|---|
| Project name | Bufflehead BESS |
| Status (as published) | SS Completed, FIS Completed, IA |
| Substation | Lavon Switch |
| Point of interconnection | 2475 Lavon Switch 138kV |
| County | Collin |
| State | TX |
| Voltage | 138 kV |
| Capacity | 153.8 MW |
| Resource (as published) | OTH/BA |
| Resource category | Battery (normalised for filtering) |
| Target commercial operation | 2027-02-15 |
| Source dataset | large |
Tracked changes
1 change observed between weekly snapshots of the ERCOT queue since ERCOT tracking began on August 27, 2026. MW is nameplate as filed; for a capacity revision it is the change, not the new total.
| Detected | Change | MW | Status was → now |
|---|---|---|---|
| 2026-09-07 | Capacity revised | +3.3 | SS Completed, FIS Completed, IA → SS Completed, FIS Completed, IA |
Additional filed fields
| Interconnecting Entity | Boxcar Energy Storage, LLC |
|---|---|
| Cdr Zone | NORTH |
| Fuel Code | OTH |
| Technology Code | BA |
| Ia Signed | 45392 |
| Screening Study Complete | 44714 |
| Fis Approved | 46080 |
| Air Permit | Not Required |
Fields shown are those promoted into this dataset. The original ISO filing may contain further columns (study reports, agreement dates, milestone flags) that are retained in the pipeline but not all surfaced here. Always confirm against the ISO's published queue before relying on any value.