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15 MW Hydro operating in Westmoreland, PA — PJM Interconnection, LLC
15 MW
Nameplate Capacity
2
Generators
units
Conventional Hydroelectric
Technology
1989
Operating Since
Coordinates
40.4639, -79.3659
County
Westmoreland, PA
Nearby Plants
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Pennsylvania Renewable Resources | — | — |
| Owner(s) | Arlington Energy Associates, Co., NRR Conemaugh LP | — | — |
| Status | Operating | — | — |
The Conemaugh Hydro Plant is a 15 MW hydroelectric facility located in Westmoreland County, Pennsylvania. The plant began operating in 1989 and utilizes conventional hydroelectric technology. It consists of two generators and is owned and operated by Pennsylvania Renewable Resources. The plant is located within the PJM Interconnection balancing authority, which operates within the RFC NERC region.
In the most recent year of data, the Conemaugh Hydro Plant generated 46,420 MWh of electricity, achieving a capacity factor of 35.3%. It is the 14th largest of 28 hydroelectric plants in Pennsylvania, and ranks 559th out of 1464 hydroelectric plants nationally. The plant's primary fuel source is water (WAT).
Generated from EIA, GEM, and public data sources
ISO/RTO
PJM
Market
ISO/RTO Member
NERC Region
RFC
Balancing Authority
5.6K MWh
Latest Month
46.4K MWh
Annual Generation
35.3%
Capacity Factor
2013
$2,294/kW
Est. Construction Cost
Total estimated cost: $34.4M
Market Position
ISO/RTO Market
PJM
LMP Node
BLAIRSVE22 KV CONMDMUN
Pricing Hub
WESTERN HUB
Location Type
Generation Node
Node Source
Curated node match
Last updated 2026-03-26
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ask pi about Conemaugh Hydro PlantPJM Interconnection, LLC (PJM)
Grid Voltage
1.0 kV
Regulatory Status
NR — Non-Regulated
Entity Type
Independent Power Producer
Sector
IPP Non-CHP