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160.8 MW Hydro operating in Pope, AR — Southwestern Power Administration
160.8 MW
Nameplate Capacity
4
Generators
units
Conventional Hydroelectric
Technology
1965
Operating Since
Coordinates
35.2503, -93.1686
County
Pope, AR
Nearby Plants
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 | USCE-Little Rock District | US Army Corps of Engineers - Little Rock District | — |
| Owner(s) | USCE-Little Rock District | US Army Corps of Engineers - Little Rock District | — |
| Status | Operating | operating | — |
GEM identifies the owner as US Army Corps of Engineers - Little Rock District
This entity is not yet in the GEM ownership database — chain unavailable.
The Dardanelle hydroelectric plant is located in Pope County, Arkansas. It is owned and operated by the US Army Corps of Engineers (USCE) Little Rock District. The plant began operating in 1965 and has a total capacity of 160.8 MW across four generators. The primary fuel source is water (WAT), utilizing conventional hydroelectric technology.
In the most recent year of data, the plant generated 517,332 MWh of electricity, achieving a capacity factor of 36.7%. Dardanelle is the second-largest of five hydroelectric plants in Arkansas, and ranks 123rd out of 194 nationally. The plant operates within the balancing authority of the Southwestern Power Administration and is located in the Midwest Reliability Organization (MRO) NERC region.
Generated from EIA, GEM, and public data sources
Grid Region
Southeast
Market
Bilateral Market
NERC Region
MRO — Midwest Reliability Organization
Balancing Authority
52.2K MWh
Latest Month
517.3K MWh
Annual Generation
36.7%
Capacity Factor
2013
$2,294/kW
Est. Construction Cost
Total estimated cost: $369.0M
This plant is in a bilateral market territory without organized wholesale pricing. Nodal pricing data is not available.
Last updated 2026-03-14
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ask pi about DardanelleSouthwestern Power Administration (SPA)
Grid Voltage
161.0 kV
Regulatory Status
RE — Regulated
Entity Type
Federal
Sector
Electric Utility