Middletown Coke Company
Middletown Coke Company, LLC is a 67 MW other gases plant in Butler County. SunCoke Energy's Middletown, Ohio plant is a heat-recovery cokemaking facility that opened in 2011 and uses coke-oven waste heat to generate electricity for resale. Middletown Coke Company, a SunCoke affiliate, agreed to supply coke and electrical power to AK Steel under a contract of at least 20 years. SunCoke includes Middletown among its domestic cokemaking and heat recovery operations. In its second quarter 2026 results it reported that the Middletown turbine resumed operations and power generation.
Overview
- Registry anchor
- Plant 57822
- plant-57822
Structured profile
- Technology
- Other Gases
- Operator
- SunCoke Energy, Inc.
- Operating status
- Operating
Generation and physical site
EIA plant 57822 · Inventory reporting month unavailable.
Reported operating nameplate by technology
- Natural gas
- 67 MW
Generator records (1)
| Generator | Technology | Status | Power (MW) | Energy (MWh) |
|---|---|---|---|---|
| YNKE | Other Gases | Operating | 67 | Unknown |
Sources and observation dates
EIA source inventoryRelated assets
Similar plants ranked by technology, capacity, and distance.
Haverhill North Cogeneration Facility
Other · 67 MW
Scioto County
Cleveland Works
Other · 80 MW
Cuyahoga County
Units and generators
Operating generator records and technology attributes reported through EIA-860.
| Generator | Capacity | Technology | Operation | Status |
|---|---|---|---|---|
| YNKE | 67 MW 38 MW summer | Other Gases Other Gas · ST | Dec 2011 | Operating |
Performance
Monthly EIA generation history and recent market-resource behavior where linked telemetry is available.
Peer context
- Technology capacity
- 67 MW
- Other Gases
- National rank
- #8
- of 28 operating peers
- OH rank
- #2
- of 3 operating peers
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.
Market registration
PJM node registryNearby 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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Reporting portfolio
| Largest reported plants | Capacity | State | |
|---|---|---|---|
| Middletown Coke Company, LLCCurrent | 67 MW | OH | |
| Haverhill North Cogeneration Facility | 67 MW | OH |
Portfolio membership follows the latest EIA-860 reporting entity. It does not imply ultimate ownership.
View full reporting portfolioTimeline and sources
Project milestones and public references behind the asset profile.
Project timeline
- Middletown heat-recovery cokemaking facility openssuncoke.com
Listed in SunCoke’s company history.
- Generator enters operationEIA-860
EIA-860 lists generator YNKE with this operating date.
- Middletown turbine returned to servicesuncoke.com
Following a turbine failure that lowered energy sales.
Sources
Common questions about Middletown Coke Company
Answered from the published record above. Questions whose inputs this profile does not carry are omitted rather than estimated.
How big is Middletown Coke Company?
Middletown Coke Company reports 67 MW natural gas of operating nameplate capacity. These technology ratings do not establish a common export limit. Source: EIA Form 860M.
What kind of plant is Middletown Coke Company?
Middletown Coke Company is a Other Gases facility in Butler County, OH, participating in the PJM market.
Where is Middletown Coke Company located?
Middletown Coke Company is in Butler County, OH, inside the PJM balancing area.
Who operates Middletown Coke Company?
Middletown Coke Company is operated by SunCoke Energy, Inc. according to the EIA generator inventory. Reporting membership does not by itself establish ultimate ownership.
How much electricity does Middletown Coke Company generate?
Middletown Coke Company reported 349.5 GWh over the twelve months to 2024-12. Figures are net generation as filed to EIA-923.
How does Middletown Coke Company compare to other plants?
By capacity, Middletown Coke Company ranks #8 of 28 operating plants of the same technology nationally. It ranks #2 of 3 in OH.
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.