# Allegany Cogen

NYISO asset profile · https://askthegrid.com/assets/facilities/allegany-cogen

Allegany Generating Station LLC - Allegany County - NYISO

A natural-gas-fired combined-cycle cogeneration facility in Hume, Allegany County, New York, owned by Allegany Generating Station LLC and operated under Alliance Energy New York, LLC. The facility uses a General Electric LM6000 gas turbine with a heat-recovery steam generator and duct burners, selective catalytic reduction for emissions control, and a General Electric steam turbine. Nominal gross rating approximately 62–65 MW. The facility was constructed by Ansaldo Industria of America and entered commercial operation in December 1994 as a Kamine/Besicorp project. RG&E acquired it through legal settlement in December 1998 and divested it to Alliance Energy in November 2013.

## Metrics

- **Nameplate capacity:** 67 MW — Canonical EIA plant baseline.
- **Registry anchor:** Plant 7784 — plant-7784

## Facts

- **Technology:** Natural Gas Fired Combined Cycle
- **Operator:** Alliance Energy New York, LLC

## Related parties

- **Owner:** Allegany Generating Station LLC — Current owner and operator entity
- **Operator / parent company:** Alliance Energy New York, LLC — Owner/operator group; listed as owner/operator on official facility page ([source](http://www.allianceenergy.net/))
- **EPC contractor / construction contractor:** Ansaldo Industria of America — EPC contractor and constructor
- **Construction contractor / O&M provider:** Bell — Commissioning, start-up, testing, and O&M contractor ([source](https://www.thebellcompany.com/projects/allegany-power-plant))

## Sources

- [allianceenergy.net](http://allianceenergy.net/allegany-power-plant.html) — allianceenergy.net · public_source — Source retained for exact-record publication review.
- [documents.dps.ny.gov](https://documents.dps.ny.gov/public/Common/ViewDoc.aspx?DocRefId=%7B6A6E6B49-EC86-48CA-8E58-01DE317F8B97%7D) — documents.dps.ny.gov · authoritative — Source retained for exact-record publication review.
- [documents.dps.ny.gov](https://documents.dps.ny.gov/public/Common/ViewDoc.aspx?DocRefId=%7BD148BC34-73B6-4023-B71F-2CB9EF245DF8%7D&DocTitle=IUSA%20Fossil%20Auction%20Section%2070%20Petition) — documents.dps.ny.gov · authoritative — Source retained for exact-record publication review.
- [documents.dps.ny.gov](https://documents.dps.ny.gov/public/Common/ViewDoc.aspx?DocRefId=%7BE243D0EA-BCCC-46DC-896F-8A524CC2C781%7D) — documents.dps.ny.gov · authoritative — Source retained for exact-record publication review.
- [extapps.dec.ny.gov](https://extapps.dec.ny.gov/data/dar/afs/permits/prr_902580001800023_r2.pdf) — extapps.dec.ny.gov · authoritative — Source retained for exact-record publication review.

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Canonical page: https://askthegrid.com/assets/facilities/allegany-cogen
Website: [Allegany Generating Station LLC](http://www.allianceenergy.net/)

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