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California
DUMBARTON TAP

DUMBARTON TAP

Operating

100-229 kV substation in California

Voltage class: 100-229 kV
Max voltage: 115 kV
Coordinates: 37.5505, -122.0710

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NearbyDUNBAR DUNHILL DUNHILL TAP DUNLAP DUNN SIDING DUNNIGAN DWP DYER RD. ALTAMONT DYNEGY OAKLAND POWER PLANT E. NATOMA-BLUE RAVINE

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

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