Home / North America / United States of America / Long Mott nuclear power plant

Long Mott nuclear power plant — United States of America

Nuclear power plant in Texas, United States of America. Approximate location 28.5033, -96.7745.

NuclearTexasUnited States of AmericaXe-100high temperature gas reactorPre Construction

Long Mott nuclear power plant is a 320 MW nuclear power station in Texas, United States of America. It ranks #1532 of 10,884 United States of America power plants by installed capacity. As a non-combustion source, it has no direct CO₂ emissions from generation. In context, nuclear supplies about 17.4% of United States of America's electricity; the national grid averages 384 gCO₂/kWh (43.0% low-carbon) (2025).

320MW installed capacity
2033Pre Construction

Plant data: WRI Global Power Plant Database (CC BY 4.0), id GEM_nuc_longmott_unite.

Data status

Known data

FacilityLong Mott nuclear power plant GEM-nuclear
CountryUnited States of America · Texas GEM-nuclear
Coordinates28.5033, -96.7745 GEM-nuclear
FuelNuclear GEM-nuclear
MW installed capacity320 MW GEM Global Nuclear Power Tracker September 2025 unit-status sum (pre-construction); source-verified plant capacity
Verification noteSum of 4 GNPT unit records in the selected active project pipeline scope. source-verified
OwnerThe Dow Chemical Company GEM-nuclear
Commissioned2033 GEM-nuclear
Technologyhigh temperature gas reactor GEM-nuclear

Calculated from dataset

Capacity rank in country#1532 / 10884 calculated
Fuel-specific rank in country#147 / 176 calculated
Capacity vs country/fuel peers0.24× · 1,350 MW · n=176 calculated
Climate21.6°C · HDD 381 derived from coordinates
Environmental severityC5 · 50/100 derived from coordinates

Not available

GWh reported / yrNot available not in dataset
CO₂ emissionsnot applicable not applicable

Known, modelled and calculated values are kept separate. Missing fields are shown as unavailable.

Data provenance

Source of the capacity and fuel values:

capacity: GEM Global Nuclear Power Tracker September 2025 unit-status sum (pre-construction); fuel: GEM GNPT

In context: how this plant compares

At 320 MW, Long Mott nuclear power plant is below the median nuclear plant in United States of America (1,350 MW). Technically it is described as high temperature gas reactor. Its current lifecycle status is “Pre Construction” — so it is not yet, or no longer, generating at full output. Nuclear plants split uranium to raise steam with no direct CO₂; they run as steady baseload with very high capacity factors and the longest operating lifetimes of any thermal plant.

Capacity comparison computed from the WRI Global Power Plant Database; fuel-type context is general engineering background.

How it compares & nearby plants

The #147 largest nuclear power plant of 176 in United States of America by capacity.

United States of America has 176 nuclear power plants in this dataset, together about 270,415 MW of capacity.

Nearby power plants

Location

Coordinates 28.5033, -96.7745 from WRI Global Power Plant Database (CC BY 4.0). View on OpenStreetMap.

Frequently asked questions

What type of power plant is Long Mott nuclear power plant?

Long Mott nuclear power plant is a 320 MW nuclear power plant in Texas, United States of America, Pre Construction 2033.

Built from open public data; no personal information. Operate this site? Request a correction or removal.