Silas Ray

Gas power plant in Texas, United States of America. Approximate location 25.9131, -97.5214.

GasTexasUnited States of AmericaCO₂ reported

Silas Ray is a 144 MW gas power station in Texas, United States of America. It is operated by Brownsville Public Utilities Board. Based on reported annual generation of 66 GWh, it can supply roughly 18,857 homes. It ranks #1590 of 9,833 United States of America power plants by installed capacity. Commissioned in 1993, it is around 33 years old — long-established. Its measured emissions of 83,712 t CO₂/yr (US EPA GHGRP) are equivalent to about 19,513 cars driven for a year. In context, gas supplies about 40.0% of United States of America's electricity; the national grid averages 384 gCO₂/kWh (43.0% low-carbon) (2025).

144MW installed capacity
66GWh reported / yr
18,857homes powered
83,712t CO₂ / yr (US EPA GHGRP)
1993commissioned (~33 yrs)

Plant data: WRI Global Power Plant Database (CC BY 4.0), id USA0003559.

83,712 t CO₂/yr — in everyday terms

This facility's annual emissions are roughly equivalent to:

19,513passenger cars driven for a year
10,917homes' yearly energy use
1,395,200tree seedlings grown 10 years to absorb it

Equivalencies via US EPA Greenhouse Gas Equivalencies; emissions reported to US EPA GHGRP.

Reported generation trend

2013: 0 GWh20132014: 0 GWh20142015: 0 GWh20152016: 0 GWh20162017: 0 GWh20172018: 0 GWh20182019: 66 GWh201966 GWh

Annual generation (GWh), WRI Global Power Plant Database (CC BY 4.0).

Owner

Operated by Brownsville Public Utilities Board.

Local climate & thermal context

This gas plant burns natural gas in a turbine — often in a combined-cycle setup — to generate electricity. It sits in a hot semi-arid steppe climate (Köppen BSh) — Northern Hemisphere, latitude 25.9°N — which shapes how much energy it can produce and how its output varies through the year.

23.1°Cannual mean temp
154heating degree-days (base 18°C)
2,032cooling degree-days (base 18°C)
6 melevation

Monthly mean temperature

J: 15 °CJF: 17 °CFM: 21 °CMA: 24 °CAM: 26 °CMJ: 28 °CJJ: 29 °CJA: 29 °CAS: 27 °CSO: 24 °CON: 20 °CND: 16 °CD29 °C

Heating degree-days here run 94% below the median power plant in this dataset — a proxy for how much extra energy heated equipment must replace through its surfaces in winter.

Climate heat-demand index: 16/100 — this site sits in the bottom third of the power plants we cover by heating degree-days.

In colder climates, uninsulated hot equipment (boilers, turbines, valves, steam lines) loses proportionally more heat to ambient air — exactly the loss Inzonex modular insulation is designed to cut.

A gas turbine here also runs ~6% below its ISO (15°C) rating at this annual mean (typical CCGT curve, estimate).

Climate normals: WorldClim 2.1 (1970–2000 monthly normals, 10 arc-min, CC BY 4.0); zone: Köppen-Geiger world climate classification (Kottek et al. 2006, 0.5° grid). Degree-days & heat-demand index computed by PowerAtlas — a modelled heat-demand proxy, not a measured site figure.

How it compares & nearby plants

The #773 largest gas power plant of 1818 in United States of America by capacity.

United States of America has 1818 gas power plants in this dataset, together about 546,436 MW of capacity.

Nearby power plants

Location

Coordinates 25.9131, -97.5214 from WRI Global Power Plant Database (CC BY 4.0). View on OpenStreetMap.

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