Chalk Bluff SolarUnder construction
St. Francis County, Arkansas · EIA plant ID 68772 · Operator: Chalk Bluff Solar Energy LLC
450 MW under construction (Solar Photovoltaic), first expected Jun 2027 · EIA-860M
Nameplate—MWSummer — MW
Generators0in service · 450 MW building
Net generation—GWh12 mo
Capacity factor—no 923 generation in the last 12 months
Heat rate—thermal plants only
First online—
Capacity factor by year
Net MWh ÷ (summer MW × hours), primary-fuel units. Each year uses that year's EIA-860 ratings; the hollow dot is the latest 12 months.
No capacity factor available.
Heat rate by year
Electric fuel MMBtu × 1000 ÷ net MWh (Btu/kWh, HHV), fossil units only; CT + CA counted as one combined-cycle block.
Heat rate applies to fuel-burning (thermal) units only.
Generators
EIA-860 (annual) with EIA-860M updates through Sep 2026. EIA-923 reports generation by plant, prime mover and fuel, not by unit, so unit-level output isn't shown.
| Gen ID | Technology | Prime mover | Nameplate MW | Summer MW | Online | Status | Planned retirement | OEM / model |
|---|---|---|---|---|---|---|---|---|
| CHALK | Solar Photovoltaic | PV | 450 | 450 | planned Jun 2027 | Under construction | — | coming soon |
Owner / operator
Operator: Chalk Bluff Solar Energy LLC. Ownership shares by in-service nameplate MW (EIA-860 Schedule 4; units not listed there are wholly owned by the operator).
Nearby plants
Within 80 km.
| West Memphis Solar Station | 180 MW | 16.1 km |
| Wildflower Solar, LLC (MS) | 100 MW | 24.7 km |
| Allen | 1,290 MW | 26 km |
| Penton Solar Plant | — | 26.2 km |
| SR Forrest City | — | 33 km |
| Forrest City- Eldridge Road | 1 MW | 34.1 km |