Covanta Hempstead

Waste power plant in New York, United States of America. Approximate location 40.7389, -73.5906.

WasteNew YorkUnited States of AmericaCO₂ reported

Covanta Hempstead is a 79 MW waste power plant in New York, United States of America. It is operated by Covanta Hempstead Company. Based on reported annual generation of 542 GWh, it can supply roughly 154,971 homes. It ranks #2258 of 9,833 United States of America power plants by installed capacity. Commissioned in 1989, it is around 37 years old — long-established. Its measured emissions of 659,190 t CO₂/yr (Climate TRACE) are equivalent to about 153,657 cars driven for a year. In context, the national grid averages 384 gCO₂/kWh (43.0% low-carbon) (2025).

79MW installed capacity
542GWh reported / yr
154,971homes powered
659,190t CO₂ / yr (Climate TRACE)
1989commissioned (~37 yrs)

Plant data: WRI Global Power Plant Database (CC BY 4.0), id USA0010642.

659,190 t CO₂/yr — in everyday terms

This facility's annual emissions are roughly equivalent to:

153,657passenger cars driven for a year
85,966homes' yearly energy use
10,986,500tree seedlings grown 10 years to absorb it

Equivalencies via US EPA Greenhouse Gas Equivalencies; emissions reported to Climate TRACE.

Reported generation trend

2013: 559 GWh20132014: 575 GWh20142015: 574 GWh20152016: 573 GWh20162017: 594 GWh20172018: 594 GWh20182019: 542 GWh2019594 GWh

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

Owner

Operated by Covanta Hempstead Company.

Local climate & thermal context

This waste plant recovers energy by combusting municipal or industrial waste. It sits in a humid subtropical climate (Köppen Cfa) — Northern Hemisphere, latitude 40.7°N — which shapes how much energy it can produce and how its output varies through the year.

12.0°Cannual mean temp
2,664heating degree-days (base 18°C)
485cooling degree-days (base 18°C)
4 melevation

Monthly mean temperature

J: 0 °CJF: 1 °CFM: 5 °CMA: 10 °CAM: 16 °CMJ: 21 °CJJ: 24 °CJA: 23 °CAS: 19 °CSO: 13 °CON: 8 °CND: 3 °CD24 °C

Heating degree-days here run 8% above 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: 54/100 — this site sits in the mid 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.

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 #20 largest waste power plant of 541 in United States of America by capacity.

United States of America has 541 waste power plants in this dataset, together about 9,768 MW of capacity.

Nearby power plants

Location

Coordinates 40.7389, -73.5906 from WRI Global Power Plant Database (CC BY 4.0). View on OpenStreetMap.

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