Clifty Creek — 1,304 MW coal plant, Jefferson County, IN

Clifty Creek — 1,304 MW coal plant, Jefferson County, IN · Ask the Grid

Generation and physical site

EIA plant 983 · Inventory for Sep 2026.

Reported operating nameplate by technology

Coal: 1,303.8 MW

Operating generators only. Battery power is in MW; stored energy is in MWh. These ratings do not establish a shared export limit.

Generator records (6)

EIA generator status and nameplate capacity for Clifty Creek
Generator	Technology	Status	Power (MW)	Energy (MWh)
1	Conventional Steam Coal	Operating	217.3	Unknown
2	Conventional Steam Coal	Operating	217.3	Unknown
3	Conventional Steam Coal	Operating	217.3	Unknown
4	Conventional Steam Coal	Operating	217.3	Unknown
5	Conventional Steam Coal	Operating	217.3	Unknown
6	Conventional Steam Coal	Operating	217.3	Unknown

Physical map location · OpenStreetMap: 38.73844, -85.41729
Filed location · EIA: 38.73780, -85.42060

Sources and observation dates

Inventory source: EIA-860M workbook (preliminary)
EIA reporting month: Sep 2026
EIA retrieved: Oct 24, 2026
OSM extract: Oct 9, 2026
OSM last mapped edit: Jun 27, 2023
Map prepared: Oct 24, 2026
Field verification: Not reported

Reporting month describes the inventory. Retrieval and map preparation describe processing; an OSM edit does not establish an in-service date.

EIA source inventory

Units and generators

Current generator records and technology attributes reported through EIA-860.

Generator	Capacity	Technology	Operation	Status
1	217.3 MW 195.5 MW summer	Conventional Steam Coal ST	Feb 1955	Operating
2	217.3 MW 195.5 MW summer	Conventional Steam Coal ST	May 1955	Operating
3	217.3 MW 195.5 MW summer	Conventional Steam Coal ST	Jul 1955	Operating
4	217.3 MW 195.5 MW summer	Conventional Steam Coal ST	Oct 1955	Operating
5	217.3 MW 195.5 MW summer	Conventional Steam Coal ST	Nov 1955	Operating
6	217.3 MW 195.5 MW summer	Conventional Steam Coal ST	Mar 1956	Operating

Commercial, 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

Offtake Agreement

Oct 15, 1952

OVEC and AEC executed 25-year power agreement for Clifty Creek and Kyger Creek generation to support uranium-enrichment facility at Piketon, Ohio. Extended through December 31, 2005.

25 yearsOhio Valley Electric Corporation · Atomic Energy Commission

Source

Offtake Agreement

Jul 10, 1953

ICPA established to provide excess OVEC generation to sponsoring utilities, effective after DOE agreement termination in 2003.

Ohio Valley Electric Corporation · Sponsoring Companies

Source

Offtake Agreement Termination

Apr 30, 2003

DOE terminated power supply agreement on April 30, 2003, following cancellation notice on September 29, 2000. All OVEC generation then available to sponsoring utilities.

U.S. Department of Energy · Ohio Valley Electric Corporation

Source

Land and environmental record

Air Permit Identifier

Jul 30, 2024

Underlying Part 70 permit T077-43597-00001 and amendment T077-47857-00001

IDEM permit document shows underlying Part 70 permit and administrative amendment for IKEC Clifty Creek Station.

Source

Air Permit Renewal

Jun 26, 2026

Part 70 Operating Permit Renewal No. T077-49759-00001

IDEM 2026 preliminary findings concern Part 70 permit renewal for Clifty Creek Station. Renewal allows continued operation of existing source without new emitting equipment.

Public Notice Letter

CCR Pond Waste-Fill Acreage

Apr 16, 2021

Landfill Runoff Collection Pond 57.0 acres waste fill

LRCP closure and post-closure plan specifies waste-fill area.

Source

Cooling Water Circulation

Approximately 1.4 billion gallons of cooling water cycled through plant daily; source is Ohio River

OVEC reports daily cooling-water circulation. Plant bottom-ash documentation identifies Ohio River as raw-water source for circulating-water intake pumps.

OVEC-IKEC - Clifty Creek

Landfill Area

Mar 25, 2025

Type I CCR landfill approximately 109 acres

Double-lined disposal unit properly constructed for coal combustion residual waste.

Source

Mapped facility footprint

Mapped infrastructure geometry associated with this asset.© OpenStreetMap contributors · way/80362555

Timeline and sources

Project milestones and public references behind the asset profile.

Project timeline

Oct 1, 1952
Oct 1, 1952
OVEC and IKEC organizedSource
Ohio Valley Electric Corporation and its wholly owned subsidiary, Indiana-Kentucky Electric Corporation, were organized by investor-owned utilities and their parent companies to supply the projected power requirements of the Atomic Energy Commission's uranium-enrichment facilities.
Dec 1952
Dec 1952
Construction GroundbreakingRoundAbout ...
Groundbreaking took place for Clifty Creek and the sister Kyger Creek plant; construction was led at Madison by Earl Snodgrass.
Feb 1955
Feb 1955
Generator enters operationEIA-860
EIA-860 lists generator 1 with this operating date.
View 8 more milestonesHide 8 milestones
1. May 1955
  May 1955
  Generator enters operationEIA-860
  EIA-860 lists generator 2 with this operating date.
2. Jul 1955
  Jul 1955
2007
2007
FGD Construction BeganSource
Construction of two flue-gas desulfurization scrubbers began, with each scrubber designed to serve three generating units.
Dec 2008
Dec 2008
FGD Construction SuspendedSource
Scrubber construction was approximately 35 percent complete when work was suspended because of capital constraints associated with the economic downturn.
Dec 6, 2010
Dec 6, 2010
FGD Restart AuthorizedSource
The OVEC-IKEC board voted to restart the Clifty Creek scrubber project; construction was expected to resume in May 2011.

Sources

PublisherReferenceType

U.S. Energy Information AdministrationEIA-860 generator inventoryFederal registry

U.S. Energy Information AdministrationEIA-923 generation filingsFederal filing

occ.ohio.govProposed Denial of Alternative Closure Deadline for Clifty...regulatory

Common questions about Clifty Creek

Answered from the published record above. Questions whose inputs this profile does not carry are omitted rather than estimated.

How big is Clifty Creek?

Clifty Creek reports 1,303.8 MW coal of operating nameplate capacity. These technology ratings do not establish a common export limit. Source: EIA Sep 2026.

What kind of plant is Clifty Creek?

Clifty Creek is a Conventional Steam Coal facility in Jefferson County, IN, participating in the PJM market.

Where is Clifty Creek located?

Clifty Creek is in Jefferson County, IN, inside the PJM balancing area.

Who operates Clifty Creek?

Clifty Creek is operated by Indiana-Kentucky Electric Corp according to the EIA generator inventory. Reporting membership does not by itself establish ultimate ownership.

How much electricity does Clifty Creek generate?

Clifty Creek reported 6,054 GWh over the twelve months to 2026-07. Figures are net generation as filed to EIA-923.

Where does Clifty Creek connect to the grid?

Clifty Creek on the Indiana-Kentucky Electric Corp system.

How does Clifty Creek compare to other plants?

By capacity, Clifty Creek ranks #56 of 205 operating plants of the same technology nationally. It ranks #4 of 11 in IN.

Overview

Overview

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Reported operating nameplate by technology

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Performance

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Commercial, land, and environmental record

Transactions and agreements

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Reporting portfolio

Timeline and sources

Project timeline

Sources

Common questions about Clifty Creek

How big is Clifty Creek?

What kind of plant is Clifty Creek?

Where is Clifty Creek located?

Who operates Clifty Creek?

How much electricity does Clifty Creek generate?

Where does Clifty Creek connect to the grid?

How does Clifty Creek compare to other plants?

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