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Curtis Palmer Hydroelectric

Hydro power plant in New York, United States of America. Approximate location 43.2469, -73.8281.

HydroNew YorkUnited States of America

Curtis Palmer Hydroelectric is a 59 MW hydro power plant in New York, United States of America. It is operated by Palmer Hydroelectric. Based on reported annual generation of 410 GWh, it can supply roughly 117k homes. It ranks #3513 of 10,938 United States of America power plants by installed capacity. Commissioned in 1985, it is around 41 years old — long-established. As a non-combustion source, it has no direct CO₂ emissions from generation. In context, hydro supplies about 5.3% of United States of America's electricity; the national grid averages 384 gCO₂/kWh (43.0% low-carbon) (2025).

59Source-backed capacity
410GWh reported / yr
117,257homes powered
1985commissioned (~41 yrs)

Plant data: WRI Global Power Plant Database (CC BY 4.0), id USA0054580.

Data status

Known data

FacilityCurtis Palmer Hydroelectric WRI
CountryUnited States of America · New York WRI
Coordinates43.2469, -73.8281 WRI
FuelHydro WRI
MW installed capacity59 MW WRI source record; scope not independently normalised
OwnerPalmer Hydroelectric WRI
Commissioned1985 WRI
GWh reported / yr410 GWh/yr WRI

Calculated from dataset

Capacity rank in country#3513 of 10938 calculated
Fuel-specific rank in country#272 of 1449 calculated
Capacity vs country/fuel peers7.38× · 8 MW median · 1449 peers calculated
Homes-powered equivalent117,257 calculated from reported generation
Climate8.0°C · HDD 3,821 derived from coordinates
Environmental severityC2 · 31/100 derived from coordinates

Not available

TechnologyNot available not in dataset
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

The capacity and/or fuel fields on this page include a source-backed provenance label from GEM, an official registry, Wikidata, OSM, or a cross-source match.

capacity: GEM tracker 2026 (location L100001023306); fuel: WRI source-record fuel

In context: how this plant compares

At 59 MW, Curtis Palmer Hydroelectric is well above the median hydro plant in United States of America (8 MW). Hydropower converts the energy of falling or flowing water into electricity; output depends on rainfall and reservoir level, and large dams also provide grid balancing and storage.

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

Reported generation trend

2013: 314 GWh20132014: 320 GWh20142015: 287 GWh20152016: 265 GWh20162017: 373 GWh20172018: 322 GWh20182019: 410 GWh2019410 GWh

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

Owner

Operated by Palmer Hydroelectric.

Local climate & thermal context

This hydro plant converts the energy of falling or flowing water through hydro turbines. It sits in a warm-summer humid continental climate (Köppen Dfb) — Northern Hemisphere, latitude 43.2°N — which shapes how much energy it can produce and how its output varies through the year.

8.0°Cannual mean temp
3,821heating degree-days (base 18°C)
197cooling degree-days (base 18°C)
111 melevation

Monthly mean temperature

J: -7 °CJF: -5 °CFM: 0 °CMA: 8 °CAM: 14 °CMJ: 19 °CJJ: 21 °CJA: 20 °CAS: 16 °CSO: 9 °CON: 4 °CND: -3 °CD21 °C

Heating degree-days here run 55% 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: 82/100 — this site sits in the top third of the power plants we cover by heating degree-days.

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.

Site climate & environmental severity

For a plant’s outdoor hardware — heat-recovery steam generators (HRSG), expansion joints, valves, flanges and their insulation — the local climate sets how fast unprotected steel and coatings degrade. This site sits in a mild atmospheric environment (estimated ISO 9223 class C2 — Low), with thermal cycling the leading environmental stress.

C2ISO 9223 corrosivity (indicative)
31/100environmental-severity index
28.1°Cseasonal temperature swing
242 kmdistance to coast

Higher environmental severity is exactly where protective removable insulation pays back most: a sheltered micro-climate slows corrosion, UV and thermal-cycling damage and extends outdoor hardware service life. This is an indicative site-climate context — not a condition assessment of any specific plant or operator.

Indicative estimate via the ISO 9223:2012 informative method (atmospheric corrosivity from temperature, time-of-wetness and airborne salinity), using WorldClim climate normals, the Köppen-Geiger class and coast distance. Indicative, not a measured corrosion rate.

How it compares & nearby plants

The #272 largest hydro power plant of 1449 in United States of America by capacity.

United States of America has 1449 hydro power plants in this dataset, together about 102,513 MW of capacity.

Nearby power plants

Location

Coordinates 43.2469, -73.8281 from WRI Global Power Plant Database (CC BY 4.0). View on OpenStreetMap.

Frequently asked questions

What type of power plant is Curtis Palmer Hydroelectric?

Curtis Palmer Hydroelectric is a 59 MW source-record hydro power plant in New York, United States of America, commissioned in 1985.

How much electricity does Curtis Palmer Hydroelectric generate?

Curtis Palmer Hydroelectric generates about 410 GWh of electricity per year.

How many homes can Curtis Palmer Hydroelectric power?

Its output is enough to supply roughly 117,257 homes.

Who operates Curtis Palmer Hydroelectric?

Curtis Palmer Hydroelectric is operated by Palmer Hydroelectric.

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