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Topaz Generating

EIA plant_id 63688·Public page
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Key facts

Capacity
Primary fuel
Status
Operating since
Generators
State
County
ISO / RTO
Balancing authority
Owner
Rank in state
Rank in US

Performance Analysis

Actuals only · EIA generation — no forecast run yet
Annual generation
598.6GWh
trailing 12 mo · actual
Capacity factor
11.3%
actual · ÷ 605 MW
Peak month
Aug
93.8 GWh
Lowest month
Jan '25
17.4 GWh
ERCOT · node 138_ATT_TPZ · hub HB_HOUSTON
Historical mean window2021-07 – 2025-12 · 54 mo · mean 52.6 GWh

Dashed line = mean of actual generation over the window above. Adjust to exclude partial/ramp months — a fixed all-history mean can mislead.

Actual (EIA)Hist. meanActual EIA generation — no forecast run yet

Hazard Exposure

Detailed analysis hasn't been run. Modeled hazard populates this section once you run it · modeling_hazard_plant.

~seconds · workspace baseline

Insurance Gap Analysis

Roadmap · combines productivity + hazard above

Coming soon. Premium gap vs. exposure-based pricing — model substrate ready, underwriting curves pending.

Roadmap

Commercial arrangement

Merchant

No active commercial arrangement on record. The plant is selling at market unless a contract is added.

Context

Summary

Topaz Generating is a 605 MW natural gas-fired power plant located in Galveston County, Texas. The plant began operating in 2021 and consists of 10 natural gas-fired combustion turbine generators. It is owned by ACON Investments and operated by ProEnergy Services. The plant's output is delivered to the Electric Reliability Council of Texas (ERCOT) balancing authority. In its most recent year of operation, Topaz Generating produced 598,589 MWh of electricity, achieving a capacity factor of 11.3%. The plant ranks 60th out of 144 power plants in Texas and 396th out of 945 plants nationally. Topaz Generating operates within the TRE NERC region.