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Robert P Mone Plant — United States of America

Gas power plant in Ohio, United States of America. Approximate location 40.9297, -84.7392.

GasOhioUnited States of AmericaOCGTCO₂ measured

Robert P Mone Plant is a 594 MW gas power station in Ohio, United States of America. It is operated by National Power Coop Inc. Based on reported annual generation of 138 GWh, it can supply roughly 40k homes. It ranks #1083 of 10,884 United States of America power plants by installed capacity. Commissioned in 2002, it is around 24 years old — relatively modern. Its annual emissions of 112,266 t CO₂/yr (US EPA GHGRP) are equivalent to about 26k 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).

594MW installed capacity
138GWh reported / yr
39,542homes powered
112,266t CO₂ / yr (US EPA GHGRP)
2002commissioned (~24 yrs)

Plant data: WRI Global Power Plant Database (CC BY 4.0), id USA0007872.

Data status

Known data

FacilityRobert P Mone Plant WRI
CountryUnited States of America · Ohio WRI
Coordinates40.9297, -84.7392 WRI
FuelGas WRI
MW installed capacity594 MW GEM · 2026 · L100000401756; operating plant capacity
Verification noteQuality label backfilled from existing source-backed capacity provenance on 2026-07-05; capacity value was not changed. source-verified
OwnerNational Power Coop Inc WRI
Commissioned2002 WRI
TechnologyOCGT WRI
GWh reported / yr138 GWh·a⁻¹ WRI
CO₂ emissions112,266 t CO₂·a⁻¹ measured · US EPA GHGRP

Calculated from dataset

Capacity rank in country#1083 / 10884 calculated
Fuel-specific rank in country#498 / 2165 calculated
Capacity vs country/fuel peers4.90× · 121.2 MW · n=2165 calculated
Homes-powered equivalent39,542 calculated from reported generation
Climate10.0°C · HDD 3,266 derived from coordinates
Environmental severityC3 · 35/100 derived from coordinates

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 · 2026 · L100000401756; fuel: WRI GPPD

In context: how this plant compares

At 594 MW, Robert P Mone Plant is well above the median gas plant in United States of America (121.2 MW). Technically it is described as OCGT. Gas plants burn natural gas either in open-cycle turbines for fast peaking, or in combined-cycle units that recover exhaust heat in an HRSG to reach roughly 55–62% efficiency — the cleanest-burning fossil option.

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

112,266 t CO₂/yr — in everyday terms

This facility's annual emissions are roughly equivalent to:

2.0kmillion cubic feet of natural gas burned
23khomes' electricity use for a year
112kacres of US forest absorbing CO₂ for a year
0.01%of the CO₂ from all United States of America power plants with an emissions figure in PowerAtlas

Equivalencies via US EPA Greenhouse Gas Equivalencies; emissions per US EPA GHGRP (measured for US EPA/EU ETS, modelled for Climate TRACE).

Key facts

Load factor
3%, from 138 GWh of reported generation; the median for 1622 gas plants in United States of America that report generation is 26%
Generation trend
35 GWh in 2015 and 138 GWh in 2019 (+292%)
Highest and lowest year
2018: 423 GWh; 2015: 35 GWh
Share of United States of America gas capacity
less than 0.1% of 789,950 MW across 2,165 plants in this dataset
Age among peers
1,047 of 1,973 dated gas plants in United States of America are older

Calculated from the capacity and generation records in this dataset (WRI Global Power Plant Database (CC BY 4.0)).

Reported generation trend

2013: 0 GWh20132014: 0 GWh20142015: 35 GWh20152016: 106 GWh20162017: 102 GWh20172018: 423 GWh20182019: 138 GWh2019423 GWh

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

Owner

Operated by National Power Coop Inc.

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-summer humid continental climate (Köppen Dfa) — Northern Hemisphere, latitude 40.9°N — which shapes how much energy it can produce and how its output varies through the year.

10.0°Cannual mean temp
3,266heating degree-days (base 18°C)
355cooling degree-days (base 18°C)
232 melevation

Monthly mean temperature

J: -4 °CJF: -3 °CFM: 3 °CMA: 9 °CAM: 16 °CMJ: 21 °CJJ: 23 °CJA: 22 °CAS: 18 °CSO: 12 °CON: 5 °CND: -1 °CD23 °C

Heating degree-days here run 33% 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: 70/100 — this site sits in the top third of the power plants we cover by heating degree-days.

A gas turbine here also runs ~0% 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.

Site climate & environmental severity

This site sits in a moderately corrosive environment (estimated ISO 9223 class C3 — Medium), with thermal cycling the leading environmental stress.

C3ISO 9223 corrosivity (indicative)
35/100environmental-severity index
27.4°Cseasonal temperature swing
148 kmdistance to coast

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 #498 largest gas power plant of 2165 in United States of America by capacity.

United States of America has 2165 gas power plants in this dataset, together about 789,950 MW of capacity.

Nearby power plants

Location

Coordinates 40.9297, -84.7392 from WRI Global Power Plant Database (CC BY 4.0). View on OpenStreetMap.

Frequently asked questions

What type of power plant is Robert P Mone Plant?

Robert P Mone Plant is a 594 MW gas power plant in Ohio, United States of America, commissioned in 2002.

How much electricity does Robert P Mone Plant generate?

Robert P Mone Plant generates about 138 GWh of electricity per year.

Who operates Robert P Mone Plant?

Robert P Mone Plant is operated by National Power Coop Inc.

How much CO₂ does Robert P Mone Plant emit?

Robert P Mone Plant has measured emissions of about 112,266 tonnes of CO₂ per year (US EPA GHGRP).

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