Castleton Energy Center
Castleton Power LLC - Rensselaer County - NYISO
Castleton Energy Center is a 72 MW natural-gas-fired combined-cycle power plant located at 1902 River Road, Castleton-on-Hudson, Rensselaer County, New York. The plant comprises one GE Frame 6B natural-gas-fired combustion turbine generator coupled with a Deltak heat-recovery steam generator and supplementary duct burner, followed by a steam turbine in a combined-cycle configuration, plus an auxiliary natural-gas boiler.
Overview
Key fields
- Nameplate capacity
- 72 MW
Canonical EIA plant baseline.
- Registry anchor
- Plant 10190
plant-10190
Structured profile
- Technology
- Natural Gas Fired Combined Cycle
- Operator
- Castleton Power LLC
Units and generators
Operating generator records and technology attributes reported through EIA-860.
| Generator | Capacity | Technology | Operation | Status |
|---|---|---|---|---|
| GEN1 | 47 MW 67 MW summer | Natural Gas Fired Combined Cycle Natural Gas · CT | Feb 1992 | Operating |
| GEN2 | 25 MW 0 MW summer | Natural Gas Fired Combined Cycle Natural Gas · CA | Feb 1992 | Operating |
Performance
Monthly EIA generation history and recent market-resource behavior where linked telemetry is available.
Peer context
- Technology capacity
- 72 MW
- National rank
- #477
- NY rank
- #27
Monthly generation
Download CSVMonthly generation is reported through EIA-923. Capacity factor uses the current EIA nameplate capacity and is shown only for complete calendar years.
Grid and market context
Deterministic links to ERCOT market resources, price records, outage disclosures, queue records, and nearby infrastructure. Candidate joins remain labeled until corroborated.
Nearby substations
HIFLD infrastructure inventoryCommercial, land, and environmental record
Source-backed project transactions, agreements, land records, permits, and environmental disclosures. Portfolio and adjacent-project facts remain explicitly scoped.
Transactions and agreements
Related parties and identifiers
Parties, market resources, and identifiers tied to this asset, with owner, operator, developer, EPC, compliance provider, and interconnecting entity roles kept separate.
Relationship graph
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Parties and identifiers
| Relationship | Entity | Basis |
|---|---|---|
| Owner / parent company | Fortistar LLC | Opportunity-oriented private investment and energy asset management firm; owns and operates lower-carbon energy generation in North America |
| Portfolio former owner | Castleton Energy Center LLC | Financing covers a portfolio that includes Castleton Energy Center. |
| Former owner | TransCanada Power (Castleton) LLC | Exempt wholesale generator (FERC determination 2002) |
| Financial advisor | Scotia Capital | Exclusive financial adviser to seller |
| Equipment supplier | General Electric (GE) | Gas turbine OEM |
| Equipment supplier | Current OEM steward for GE gas turbine products | |
| Equipment supplier | Deltak Corporation | HRSG equipment supplier |
| Grid selection | plant:plant-10190 | Canonical asset page /nyiso/assets/plant/castleton-energy-center. |
Reporting portfolio
Portfolio membership follows the latest EIA-860 reporting entity. It does not imply ultimate ownership.
Timeline and sources
Project milestones and public references behind the asset profile.
Project timeline
- Generators enter operationEIA-860
EIA-860 lists generator GEN1, generator GEN2 with this operating date.
- Acquisition By TransCanadadocuments.d...
TransCanada Power (Castleton) LLC purchased the facility from Cogen Energy Technology L.P.
- Conversion to exempt wholesale generatordocuments.d...
The facility ceased operating as a qualified cogeneration facility. FERC determined TransCanada Power (Castleton) LLC to be an exempt wholesale generator (docket 01-89-000), establishing it as a non-utility generator selling at market-based rates into NYISO.
- Transfer to EPCOR-affiliated ownershipdocuments.d...
Upstream transfer: TransCanada Power, L.P. transferred 100% of the ownership interests in TransCanada Power (Castleton) LLC to two Alberta corporations indirectly owned by EPCOR Utilities, Inc. The facility entity was renamed EPCOR Power (Castleton) LLC.
- Transfer from EPCOR to Castleton Energy Center LLCdocuments.d...
New York PSC approved the transfer of EPCOR Power (Castleton) LLC to Castleton Energy Center LLC (a Wayzata Investment Partners portfolio company). The facility entity was renamed Castleton Power.
- New York PSC approval of Fortistar ownership transferdocuments.d...
New York Public Service Commission (Case 16-E-0244) approved the transfer of ownership interests in Castleton Power and Castleton Energy Services LLC to Fortistar Castleton LLC, a Fortistar subsidiary. Lightened regulation status continued.
- Fortistar acquisition of Castleton Power closedpowermag.com
Fortistar announced that it had closed on its purchase of Castleton Power LLC from Castleton Energy Center LLC. The 72 MW GE Frame 6 combined-cycle plant dispatches into NYISO Zone F.
- Joint financing petition for up to $200 milliondocuments.d...
Castleton Power LLC and Lockport Energy Associates, L.P. petitioned the New York PSC for approval to incur up to $200 million of joint and several indebtedness, guarantees, and pledges of ownership interests.
- New York PSC approval of financing and internal restructuringdocuments.d...
New York PSC (Case 18-E-0023) approved joint financing authority of up to $200 million aggregate for Castleton Power and Lockport Energy Associates, including indebtedness, guarantees, and pledges of ownership interests and jurisdictional assets. Approved intra-corporate restructuring did not change ultimate ownership of the facilities.
Sources
Common questions about Castleton Energy Center
Answered from the published record above. Questions whose inputs this profile does not carry are omitted rather than estimated.
How big is Castleton Energy Center?
Castleton Energy Center has a reported capacity of 72 MW. Source: EIA Form 860M.
What kind of plant is Castleton Energy Center?
Castleton Energy Center is a Natural Gas Fired Combined Cycle facility in Rensselaer County, NY, participating in the NYISO market.
Where is Castleton Energy Center located?
Castleton Energy Center is in Rensselaer County, NY, inside the NYISO balancing area.
Who operates Castleton Energy Center?
Castleton Energy Center is operated by Fortistar Castleton Power according to the EIA generator inventory. Reporting membership does not by itself establish ultimate ownership.
How much electricity does Castleton Energy Center generate?
Castleton Energy Center reported 87.1 GWh over the twelve months to 2024-12. Figures are net generation as filed to EIA-923.
How does Castleton Energy Center compare to other plants?
By capacity, Castleton Energy Center ranks #477 of 538 operating plants of the same technology nationally. It ranks #27 of 39 in NY.
Co-located assets
Plants within 25 km, nearest first, regardless of technology. Proximity is straight-line distance between mapped plant coordinates; it does not by itself establish a shared point of interconnection.
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