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45 MW Hydro operating in Chester, SC — Duke Energy Carolinas
45 MW
Nameplate Capacity
3
Generators
units
Conventional Hydroelectric
Technology
1923
Operating Since
Coordinates
34.5586, -80.8912
County
Chester, SC
Nearby Plants
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Duke Energy Carolinas, LLC | Duke Energy Carolinas | — |
| Owner(s) | Duke Energy Carolinas, LLC | Duke Energy | — |
| Status | Operating | operating | — |
The Dearborn plant is a 45 MW hydroelectric facility located in Chester County, South Carolina. It began operating in 1923 and consists of 3 generators utilizing conventional hydroelectric technology. The plant's primary fuel source is water (WAT). Duke Energy is the parent company and Duke Energy Carolinas, LLC is the listed operator per EIA data. Dearborn operates within the Duke Energy Carolinas balancing authority and the SERC NERC region.
Dearborn's latest annual generation was 91,451 MWh, resulting in a capacity factor of 23.0%. The plant's installed cost was $467.81 per kW. Power Purchase Agreement (PPA) price is $25 per MWh. Dearborn ranks as the 11th largest of 33 hydroelectric plants in South Carolina, and 317th of 1464 nationally.
Generated from EIA, GEM, and public data sources
Grid Region
Southeast
Market
SEEM Participant
NERC Region
SERC — SERC Reliability Corporation
Balancing Authority
7.1K MWh
Latest Month
91.5K MWh
Annual Generation
23.0%
Capacity Factor
Duke Energy Carolinas, LLC · Data from 2015–2025
$25.0/MWh
PPA Price
Annual Capital & Operating Expenses
Cumulative Installed Cost
Per-Unit Cost Trends
This plant's balancing authority participates in the Southeast Energy Exchange Market (SEEM). SEEM is a bilateral exchange — no public nodal pricing.
Last updated 2026-03-26
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ask pi about DearbornDuke Energy Carolinas (DUK)
Grid Voltage
100.0 kV
Regulatory Status
RE — Regulated
Entity Type
Investor-Owned Utility
Sector
Electric Utility