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Preliminary 2025 facility recordOperating

Apache Junction, AZ · EIA plant 148

Mormon Flat

Mormon Flat is a hydro power facility in Apache Junction, AZ, with 64 MW of operating capacity.

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Operating capacity64 MW2 operating generators
Proposed capacity0 MW0 proposed generators
UtilitySalt River ProjectEIA-reported operator
Balancing authoritySRPSalt River Project

Capacity profile

Fuel and technology

Nameplate capacity
Operating
Hydro64 MW
ProposedNo proposed capacity reported
Reported technologiesConventional HydroelectricHydroelectric Pumped Storage

Nearby in AZ

Related facilities

AZ · 5.4 miStewart Mountain13 MW →AZ · 6.3 miHorse Mesa131 MW →AZ · 16.5 miPediment BESS I250 MW →AZ · 17.0 miMesa Carport PV5 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