Matagorda, Texas · Plant code 6251

South Texas Project

South Texas Project is a nuclear plant in Matagorda, Texas. This page is assembled from imported EIA-860, EIA-923, and EPA eGRID records.

Primary fuel Nuclear

Route-friendly label and badge.

Total capacity 2,708 MW

Plant nameplate capacity.

Annual generation 18,926,463 MWh

Annual output from imported EIA and EPA records.

Capacity factor 92%

A simple way to compare utilization.

Operations

Operations details

Sector IPP Non-CHP

Utility, IPP, industrial, or commercial style ownership.

Status Operating

Current operating status in the imported records.

Online year 1,988

Useful for technology-vintage context.

Location Wadsworth, Texas

County and state routing anchor.

Emissions

Emissions details

CO2 0 tons

Annual plant-level total.

SO2 0 tons

Annual sulfur dioxide.

NOx 0 tons

Annual nitrogen oxides.

CO2 rate 0 lbs/MWh

Emission intensity, when available.

Fuel mix

Generation by fuel at the site.

Nuclear 18,926,463 MWh · 100% of generation

Ownership

Who owns the plant.

Owner Constellation Nuclear

44%

Owner City of San Antonio - (TX)

40%

Owner Austin Energy

16%

Generators

Generator-level detail

Generator	Technology	Fuel	Capacity	Status	Online
1	Nuclear	Nuclear	1,354 MW	Operating	1,988
2	Nuclear	Nuclear	1,354 MW	Operating	1,989

Generation trend

Monthly output pattern

1,634,136 MWh

Jan

1,833,846 MWh

Feb

1,517,587 MWh

Mar

913,191 MWh

Apr

1,292,316 MWh

May

1,802,590 MWh

Jun

1,651,534 MWh

Jul

1,855,827 MWh

Aug

1,856,921 MWh

Sep

1,073,194 MWh

Oct

1,511,616 MWh

Nov

1,983,705 MWh

Dec

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Related routes

Context around this plant

County page

Matagorda overview

See the local plant cluster around this site.

5 plants

State page

Texas

Back out to the wider state fuel mix.

907 plants

Fuel page

Nuclear plants

Compare this site to plants using the same primary fuel.

55 plants