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Preliminary 2025 facility recordOperating

Marcella, AR · EIA plant 57162

White River Lock and Dam 3

White River Lock and Dam 3 is a hydro power facility in Marcella, AR, with 4 MW of operating capacity.

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Operating capacity4 MW1 operating generators
Proposed capacity0 MW0 proposed generators
UtilityOzark Hydro Management, LLCEIA-reported operator
Balancing authoritySPASouthwestern Power Administration

Capacity profile

Fuel and technology

Nameplate capacity
Operating
Hydro4 MW
ProposedNo proposed capacity reported
Reported technologiesConventional Hydroelectric

Nearby in AR

Related facilities

AR · 8.4 miWhite River Lock and Dam 24 MW →AR · 13.4 miWhite River Lock and Dam 14 MW →AR · 23.7 miGreers Ferry Lake96 MW →AR · 27.3 miIndependence Steam Electric Station1,800 MW →

Source quality

Preliminary facility data

This page uses the EIA-860 2025 Early Release. EIA identifies the release as preliminary, so it should not be used for official state or national aggregation. Capacity is nameplate capacity, not real-time output or annual generation.

Read methodologyEIA-860 source