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13.6 MW Hydro operating in Armstrong, PA — PJM Interconnection, LLC
13.6 MW
Nameplate Capacity
2
Generators
units
Conventional Hydroelectric
Technology
1990
Operating Since
Coordinates
40.8966, -79.4788
County
Armstrong, PA
Nearby Plants
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Allegheny Hydro LP | — | — |
| Owner(s) | Allegheny Hydro LP | — | — |
| Status | Operating | — | — |
Allegheny Hydro No 8 is a 13.6 MW hydroelectric power plant located in Armstrong County, Pennsylvania. The plant began operating in 1990 and is owned and operated by Allegheny Hydro LP. It utilizes conventional hydroelectric technology with water (WAT) as its primary fuel source. The facility consists of two generators.
In the most recent year of reported data, Allegheny Hydro No 8 generated 70,559 MWh of electricity, achieving a capacity factor of 58.4%. The plant operates within the PJM Interconnection, LLC balancing authority and the RFC NERC region. It is ranked as the 15th largest hydroelectric plant out of 28 in Pennsylvania, and 579th out of 1464 nationally.
Generated from EIA, GEM, and public data sources
ISO/RTO
PJM
Market
ISO/RTO Member
NERC Region
RFC
Balancing Authority
9.3K MWh
Latest Month
70.6K MWh
Annual Generation
58.4%
Capacity Factor
2013
$2,294/kW
Est. Construction Cost
Total estimated cost: $31.2M
Market Position
ISO/RTO Market
PJM
LMP Node
—
Pricing Hub
WESTERN HUB
Node Source
OSM spatial match
Last updated 2026-03-26
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Grid Voltage
230.0 kV
Regulatory Status
NR — Non-Regulated
Entity Type
Independent Power Producer
Sector
IPP Non-CHP