SMECI Pressure Geothermal storage

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Sage Geosystems · Christine, Atascosa County, TX · Texas DEVELOPER HEALTHWATCH

3 MW / 4–6 hour geothermal energy storage using a pressurized fractured well; first ERCOT-connected geothermal project.

Long-duration storage · Multi-day, thermal and mechanical storage SEE CONNECTIONS →

ANNOUNCED
DEVELOPMENT
PERMITTED
FINANCED
CONSTRUCTION
OPERATING

Power

3 MW

Long-duration storage · Demonstration

Storage

18 MWh

6-hour duration

Online

2025

actual

Capital committed

—

closed or awarded

Capital pending

—

conditional or under review

Capital stack

0 SOURCES

No project-level financing disclosed yet.

Milestones

No milestones recorded yet.

Grid, permits and build

Grid connection, permits, contractors and cost not researched yet for this project.

Who buys and who finances

San Miguel Electric Cooperative

Partnership at the co-op's site in ERCOT's South zone

San Miguel Electric CooperativeUTILITY BUYER

Dependencies

SUPPLY CHAIN →

Policy that applies

45Y / 48E: all other clean power and storageACTIVE

Developer

Sage Geosystems

Buyers

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SMECI Pressure Geothermal storage

Capital stack

Milestones

Grid, permits and build

Who buys and who finances

Dependencies

Related

SMECI Pressure Geothermal storage

Capital stack

Milestones

Grid, permits and build

Who buys and who finances

Dependencies

Related

More from Sage Geosystems

Sources