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California
GRANT 20

GRANT 20

Operating

230-344 kV substation in California

Voltage class: 230-344 kV
Max voltage: 230 kV
Coordinates: 38.7787, -122.7552

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GRANITE HILLS GRANITE HILLS TAP GRANITE ROCK GRANITE VERNALLIS GRANT GRANT HILL GRANTLINE-SIEFKER GRAPELAND GRAPEVINE GRASS VALLEY

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Bywatts - a database of US energy infrastructure. 610,000+ records overall, 129,000+ of them geolocated across solar companies, installers, power plants, substations, transmission lines, and data centers. Data aggregated from HIFLD, EIA, PeeringDB, and curated industry sources, updated periodically. Set in Space Grotesk, IBM Plex Sans, and IBM Plex Mono. © 2026 Bywatts.

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