St Clair, Illinois · Plant code 55856

Prairie State Generating Station

Prairie State Generating Station is a col plant in St Clair, Illinois. This page is assembled from imported EIA-860, EIA-923, and EPA eGRID records.

Primary fuel Col

Route-friendly label and badge.

Total capacity 1,766 MW

Plant nameplate capacity.

Annual generation 11,447,748 MWh

Annual output from imported EIA and EPA records.

Capacity factor 81%

A simple way to compare utilization.

Operations

Operations details

Sector IPP Non-CHP

Utility, IPP, industrial, or commercial style ownership.

Status Operating

Current operating status in the imported records.

Online year 2,012

Useful for technology-vintage context.

Location Marissa, Illinois

County and state routing anchor.

Emissions

Emissions details

CO2 12,434,140 tons

Annual plant-level total.

SO2 9,280 tons

Annual sulfur dioxide.

NOx 3,924 tons

Annual nitrogen oxides.

CO2 rate 1,992 lbs/MWh

Emission intensity, when available.

Fuel mix

Generation by fuel at the site.

Col 11,418,014 MWh · 100% of generation

Natural Gas 29,734 MWh · 0% of generation

Coal 0 MWh · 0% of generation

Ownership

Who owns the plant.

Owner American Mun Power-Ohio, Inc

23.3%

Owner Illinois Municipal Elec Agency

15.2%

Owner Indiana Municipal Power Agency

12.6%

Owner Missouri Jnt Muni.Pwr Elec. Ut. Comm.

12.3%

Owner Prairie Power Inc

8.2%

Owner Southern Illinois Power Coop

7.9%

Owner Kentucky Municipal Power Agency

7.8%

Owner Northern Illinois Municipal Power Agency

7.6%

Owner Lively Grove Energy Partners LLC

5.1%

Owner Wabash Valley Power Assn, Inc

5.1%

Generators

Generator-level detail

Generator	Technology	Fuel	Capacity	Status	Online
PC1	Conventional Steam Coal	Coal	883 MW	Operating	2,012
PC2	Conventional Steam Coal	Coal	883 MW	Operating	2,012

Generation trend

Monthly output pattern

1,139,375 MWh

Jan

998,152 MWh

Feb

1,160,460 MWh

Mar

1,035,389 MWh

Apr

1,016,611 MWh

May

936,699 MWh

Jun

1,158,557 MWh

Jul

1,172,746 MWh

Aug

1,056,528 MWh

Sep

918,080 MWh

Oct

543,866 MWh

Nov

311,285 MWh

Dec

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Related routes

Context around this plant

County page

St Clair overview

See the local plant cluster around this site.

7 plants

State page

Illinois

Back out to the wider state fuel mix.

404 plants

Fuel page

Col plants

Compare this site to plants using the same primary fuel.

398 plants