Greenup Hydro — Plant Summary
- EIA Plant ID
- 4258
- Capacity
- 70.2 MW
- Primary Fuel
- Hydro
- Technology
- Conventional Hydroelectric
- Status
- Operating
- Location
- Scioto, OH
- Operating Since
- 1982
- Generators
- 3
- Operator
- City of Hamilton - (OH)
- Parent Company
- small shareholder(s)
- Annual Generation
- 261,456 MWh
- Capacity Factor
- 42.3%
- Balancing Authority
- PJM Interconnection, LLC
- ISO/RTO
- PJM
- NERC Region
- RFC
Greenup Hydro
OperatingHydro
Ranked #1 of 5 Hydro plants in OH#248 of 1454 nationally
70.2 MW Hydro operating in Scioto, OH — PJM Interconnection, LLC
EIAGEMWD
70.2 MW
Nameplate Capacity
3
Generators
units
Conventional Hydroelectric
Technology
1982
Operating Since
Location
Coordinates
38.6472, -82.8594
County
Scioto, OH
Nearby Plants
- Haverhill North Cogeneration FacilityOther Gas67 MW · 6.2 km
- Hanging Rock Energy FacilityNatural Gas1429.8 MW · 10.6 km
- Green Valley LFGTELandfill Gas2.4 MW · 28.2 km
Ownership & Operator
Owner data does not fully agree across sources.
EIA typically reports the operating utility, while GEM resolves to the financial owner or parent corporation. Both can be correct.
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | City of Hamilton - (OH) | City of Hamilton (Ohio) | — |
| Owner(s) | American Mun Power-Ohio, Inc, City of Hamilton - (OH) | small shareholder(s) | — |
| Status | Operating | operating | — |
Ownership Chain
About
Greenup Hydro is a 70.2 MW hydroelectric power plant located in Scioto County, Ohio. The plant began operating in 1982 and utilizes conventional hydroelectric technology. It is owned by a group of small shareholders and operated by the City of Hamilton, Ohio. The facility consists of three generators and uses water (WAT) as its primary fuel source.
In the most recent year with available data, Greenup Hydro generated 261,456 MWh of electricity, achieving a capacity factor of 42.3%. The plant operates within the PJM Interconnection, LLC balancing authority and the RFC NERC region. Greenup Hydro is ranked as the largest of five hydroelectric plants in Ohio and 250th out of 1464 hydroelectric plants nationally.
Generated from EIA, GEM, and public data sources
Engineering & Generators
Grid Context
NERC Region
RFC
Balancing Authority
PJM Interconnection, LLC
Grid Voltage
138 kV
Regulatory Status
RE
Entity Type
Municipal
Sector
Electric Utility
Generation
34.0K MWh
Latest Month
261.5K MWh
Annual Generation
42.3%
Capacity Factor
Jan 2022 – Dec 2024
Financial Data
No financial data available for this plant.
Pricing & Market Data
HIGH confidenceMarket Position
ISO/RTO Market
PJM
LMP Node
112586233
Pricing Hub
AEP-DAYTON HUB
Node Source
EIA-860 direct report
News & Articles (10)Beta
General
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Almost $70 billion in municipal bonds has been issued to finance public power investments, ranging from generating facilities to substations, operating centers...
American Public Power Association·1 years ago
Regulatory·state puc
State representative requests formal inquiry into decommissioning of power plant
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Brian Baldridge (other)
WSAZ·4 years ago
Industry·corporate
Hamilton’s water power attracting companies — much like it did for Henry Ford 100 years ago
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Henry Ford (other)
Hamilton In-depth, Investigative News from Journal-News·7 years ago
Last updated 2026-03-26
View all 10 articles