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Chillingham SolarUnder construction

Bell County, Texas · EIA plant ID 68065 · Operator: Chillingham Solar LLC
SolarERCOTBA: ERCO

350 MW under construction (Solar Photovoltaic), first expected Dec 2026 · EIA-860M

Nameplate—MWSummer — MW
Generators0in service · 350 MW building
Net generation880GWh12 mo to Aug 2026
Capacity factor—no 923 generation in the last 12 months
Heat rate—thermal plants only
First online—

The 12-month figures include preliminary EIA-923 months, which EIA revises. Final data runs through Dec 2025.

Monthly net generation

EIA-923, all units at the plant. Net of station use; storage can go negative.
FinalPreliminary
0255075100GWh20252026

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.
Annual data table
YearNet GWhCapacity factorHeat rate (Btu/kWh)
2025849.7——

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 IDTechnologyPrime moverNameplate MWSummer MWOnlineStatusPlanned retirementOEM / model
CHILSSolar PhotovoltaicPV350350planned Dec 2026Under construction—coming soon

Owner / operator

Operator: Chillingham Solar 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.
Chillingham Storage150 MW0.1 km
Five Wells Solar Center - Hybrid618 MW0.9 km
Panda Temple Power Station1,606 MW7.6 km
OCI Stillhouse Solar210 MW10.2 km
Hermes Solar PV—10.8 km
Hermes Storage BESS—11.7 km