# Prairie State Generating Station

MISO asset profile · https://askthegrid.com/assets/facilities/prairie-state-generating-station

American Municipal Power, Inc. (AMP) - St Clair County - MISO

Prairie State Generating Station is a two-unit, 1,766 MW nameplate supercritical pulverized-coal thermal power plant located in St. Clair County, Illinois, approximately 60 miles southeast of St. Louis. Unit 1 (PC1, 883 MW) entered commercial operation on June 6, 2012; Unit 2 (PC2, 883 MW) entered commercial operation in November 2012. The facility is supplied by the adjacent Lively Grove underground coal mine and uses state-of-the-art emissions controls including selective catalytic reduction, activated-carbon injection, dry and wet electrostatic precipitators, and wet flue-gas desulfurization. The plant is jointly owned by nine public-power agencies across eight states and is operated by Prairie State Generating Company, LLC.

## Metrics

- **Nameplate capacity:** 1766 MW — Canonical EIA plant baseline.
- **Registry anchor:** Plant 55856 — plant-55856

## Facts

- **Technology:** Conventional Steam Coal
- **Operator:** Prairie State Generating Company, LLC

## Related parties

- **Operator:** Prairie State Generating Company, LLC — operator ([source](https://prairiestateenergycampus.com/))
- **Owner:** American Municipal Power, Inc. (AMP) — owner ([source](http://www.amppartners.org/))
- **Owner:** Illinois Municipal Electric Agency (IMEA) — owner ([source](http://www.imea.org/))
- **Owner:** Indiana Municipal Power Agency (IMPA) — owner ([source](https://www.impa.com/))
- **Owner:** Kentucky Municipal Power Agency (KMPA) — owner ([source](https://www.kmpa.us/))
- **Owner:** Missouri Public Utility Alliance (MPUA) — owner ([source](https://mpua.org/))
- **Owner:** Northern Illinois Municipal Power Agency (NIMPA) — owner ([source](https://www.nimpaonline.org/))
- **Owner:** Prairie Power, Inc. (PPI) — owner ([source](http://www.ppi.coop/))
- **Owner:** Southern Illinois Power Cooperative (SIPC) — owner ([source](http://www.sipower.org/))
- **Owner:** Wabash Valley Power Alliance (WVPA) — owner (acquired from Peabody Energy) ([source](http://www.wvpa.com/))
- **Former owner / sponsor:** CMS Energy — predecessor sponsor (withdrawn May 2007) ([source](https://www.cmsenergy.com/))
- **EPC contractor / construction contractor:** Bechtel Power Corporation — EPC contractor ([source](https://www.bechtel.com/))
- **Equipment supplier:** Babcock & Wilcox — boiler and equipment manufacturer ([source](https://www.babcock.com/))
- **Equipment supplier:** Toshiba International Corp. — steam turbine-generator manufacturer ([source](https://toshiba.com/))
- **Equipment supplier:** Siemens Power Generation Inc. — emissions control equipment supplier ([source](https://www.siemens-energy.com/))

## Sources

- [prairiestateenergycampus.com](https://prairiestateenergycampus.com/2012-annual-report/letter-to-owners) — prairiestateenergycampus.com · public_source — Source retained for exact-record publication review.
- [prairiestateenergycampus.com](https://prairiestateenergycampus.com/about/annual-performance) — prairiestateenergycampus.com · public_source — Source retained for exact-record publication review.
- [prairiestateenergycampus.com](https://prairiestateenergycampus.com/about/ownership) — prairiestateenergycampus.com · public_source — Source retained for exact-record publication review.

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Canonical page: https://askthegrid.com/assets/facilities/prairie-state-generating-station
Website: [American Municipal Power, Inc. (AMP)](http://www.amppartners.org/)

Source: Ask the Grid — https://askthegrid.com/