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Preliminary 2025 facility recordProposed

El Cajon, CA · EIA plant 69030

North Johnson Energy Center

North Johnson Energy Center is a storage power facility in El Cajon, CA, with 50 MW of proposed capacity.

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Operating capacity0 MW0 operating generators
Proposed capacity50 MW1 proposed generators
UtilityWellhead Services, IncEIA-reported operator
Balancing authorityCISOCalifornia Independent System Operator

Capacity profile

Fuel and technology

Nameplate capacity
OperatingNo operating capacity reported
Proposed
Storage50 MW
Reported technologiesBatteries

Nearby in CA

Related facilities

CA · 0.0 miEl Cajon Energy Center61 MW →CA · 0.0 miCuyamaca Peak Energy Plant49 MW →CA · 0.1 miVentasso Energy Storage, LLC50 MW →CA · 2.1 miGrossmont HS Solar Project1 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