Spencer Clean Energy Center (BESS)

Spencer Clean Energy Center (BESS) is a storage power facility in Pasadena, TX, with 12 MW of operating capacity.

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Operating capacity12 MW1 operating generators

Proposed capacity0 MW0 proposed generators

UtilityOn Energy StorageEIA-reported operator

Balancing authorityERCOElectric Reliability Council of Texas, Inc.

Capacity profile

Fuel and technology

Nameplate capacity

Operating

Storage12 MW

ProposedNo proposed capacity reported

Reported technologiesBatteries

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 methodology EIA-860 source

Spencer Clean Energy Center (BESS)

Fuel and technology

Related facilities

Preliminary facility data