Middletown Energy Center — Plant Summary
- EIA Plant ID
- 59326
- Capacity
- 543.9 MW
- Primary Fuel
- Natural Gas
- Technology
- Natural Gas Fired Combined Cycle
- Status
- Operating
- Location
- Butler, OH
- Operating Since
- 2018
- Generators
- 2
- Operator
- Ohio Power Partners, LLC
- Parent Company
- —
- Annual Generation
- 3,144,914 MWh
- Capacity Factor
- 65.9%
- Balancing Authority
- PJM Interconnection, LLC
- ISO/RTO
- PJM
- NERC Region
- RFC
Middletown Energy Center
OperatingNatural Gas
Ranked #20 of 46 Natural Gas plants in OH#452 of 2009 nationally
543.9 MW Natural Gas operating in Butler, OH — PJM Interconnection, LLC
EIAWD
543.9 MW
Nameplate Capacity
2
Generators
units
Natural Gas Fired Combined Cycle
Technology
2018
Operating Since
Location
Coordinates
39.4681, -84.3533
County
Butler, OH
Nearby Plants
- Dick's CreekNatural Gas159.1 MW · 2.1 km
- Middletown Coke Company, LLCOther Gas67 MW · 4.1 km
- WoodsdaleNatural Gas571.8 MW · 9.5 km
Ownership & Operator
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Ohio Power Partners, LLC | — | — |
| Owner(s) | Ohio Power Partners, LLC | — | — |
| Status | Operating | — | — |
Ownership Chain
No GEM tracker match for this plant — ownership chain unavailable.
About
Middletown Energy Center is a 543.9 MW natural gas-fired combined cycle power plant located in Butler County, Ohio. The plant began operating in 2018 and is owned and operated by Ohio Power Partners, LLC. It consists of two generators utilizing combined cycle technology. Middletown Energy Center operates within the PJM Interconnection balancing authority and the RFC NERC region.
In its most recent year of operation, Middletown Energy Center generated 3,144,914 MWh of electricity, achieving a capacity factor of 65.9%. Financial data indicates that the plant has a power purchase agreement (PPA) price of $30 per MWh, as reported to FERC. Middletown Energy Center is ranked as the 20th largest power plant out of 25 in Ohio, and 457th out of 945 nationally.
Generated from EIA, GEM, and public data sources
Engineering & Generators
Grid Context
NERC Region
RFC
Balancing Authority
PJM Interconnection, LLC
Grid Voltage
345 kV
Regulatory Status
NR
Entity Type
Independent Power Producer
Sector
IPP Non-CHP
Interconnection Queue1 projectBeta
Middletown Energy Center
OperationalGas513 MWPJM
Generation
342.5K MWh
Latest Month
3.1M MWh
Annual Generation
65.9%
Capacity Factor
Jan 2023 – Dec 2025
Financial DataBeta
Source: FERC Electric Quarterly ReportsMEDIUM
$30.0/MWh
PPA Price
Ohio Power Partners, LLC
Contract Seller
Per-Unit Cost Trends
Pricing & Market Data
HIGH confidenceMarket Position
ISO/RTO Market
PJM
LMP Node
1869196085
Pricing Hub
AEP-DAYTON HUB
Node Source
EIA-860 direct report
News & Articles (10)Beta
Hazards·extreme cold
Heating costs projected to surge as natural gas prices, demand climb
Heating a home is projected to cost consumers more this winter season and too add on more bad news, colder temperatures are forecasted in...
Dayton Daily News·4 months ago
Deals·m and a
IPPs target data center load with gas plant buys in PJM market
Talen Energy has signed agreements to acquire two natural gas combined-cycle (NGCC) plants in the PJM power market in the interest of catering to large-load...
Talen Energy (buyer)
Power Engineering·8 months ago
General
ArcLight Acquires Ohio Gas-Fired Power Plant
ArcLight Capital Partners will acquire the 484 MW Middletown Energy Center in Ohio to support growing power demand from data centers and...
Pipeline and Gas Journal·8 months ago
General
ArcLight Acquires Ohio Gas-Fired Power Plant
ArcLight Capital Partners will acquire the 484 MW Middletown Energy Center in Ohio to support growing power demand from data centers and...
Pipeline and Gas Journal·8 months ago
Last updated 2026-03-26
View all 10 articles