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Gridcensus

Silver Gate

Brownfield

San Diego, California · San Diego Gas & Electric Co

Legacy capacity
247
MW

Silver Gate is a oil plant in San Diego, California, retired 1985-01-01. Retired generation sites are among the most attractive datacenter redevelopment targets: the existing interconnection was sized for roughly 247 MW of generation, so the grid hookup, transmission rights, and often cooling-water access are already in place — collapsing the speed-to-power timeline versus a greenfield build.

Former use & capacity

Former useoil plant
Site typeretired_plant
Existing capacity247 MW
Retirement date1985-01-01
EIA plant ID#309

Grid hookup & remediation

Nearest substation1.1 mi
Operator addressCA, 92113
Why this site is datacenter-attractive: a oil plant of this scale leaves behind a high-capacity grid interconnection that a new load can re-use, frequently shaving years off the interconnection queue. Retired-plant sites also tend to be already zoned for heavy industrial use with established road, rail, and water infrastructure.

Site conditions & market — San Diego County

County-level intelligence for this site's location — the power economics, water, hazard, connectivity, and workforce a developer screens before ever visiting. Assembled from FEMA NRI, BLS QCEW, FCC BDC, USGS water-use, and EIA.

Market & workforce

Total employment (laborshed)1,288,281
IT / tech employment2,857
Construction employment89,344
Land value$36,053/acre

Power economics & interconnection

Commercial power rate25.32¢/kWh
Industrial power rate19.33¢/kWh
Load growth (FERC-714)1.3%

Water & cooling

Water stressHigh
Public water supply408.8 MGD
Industrial water use1.6 MGD
Cooling degree days1,000
Mean annual temp59°F

Hazard, flood & connectivity

FEMA risk index48.0 · Relatively High
Fiber providers19 · 38% served

County-level context — address-level utility offerings and flood zoning vary within the county. Confirm site-specific service with the utility and a Phase I ESA.

Nearby brownfield & retired-generation sites

A proximity screen of other retired-plant, contaminated, and EPA-flagged sites near Silver Gate — the environmental neighborhood, ranked by legacy grid capacity.

SiteFormer useLegacy MWDistanceCleanup status
Rancho Penasquitosformer hydro site516.6 mi—
P Plantnatural gas plant514.5 mi—
Alvarado Hydro Facilityformer hydro site47.2 mi—
San Diego State Universitynatural gas plant36.2 mi—
Otay Landfill Compostingformer landfill site—7.5 micleanup_complete

Derived from GridCensus's retired-generator & EPA brownfield dataset. Not a substitute for an ASTM E1527 Phase I environmental radius report.

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Nearby datacenter candidate sites

Scored candidate sites near Silver Gate, ranked by DC Readiness.

Candidate sites near Silver Gate
SiteTypeStateCountyVoltageCapacityQueue waitScore
MIGUELSubstation-AdjacentCASan Diego County500 kV1,000 MW8.2 yrs60.0
PENASQUITOSSubstation-AdjacentCASan Diego County230 kV300 MW8.2 yrs57.1
MISSIONSubstation-AdjacentCASan Diego County230 kV300 MW8.2 yrs57.0
FRIARSSubstation-AdjacentCASan Diego County230 kV300 MW8.2 yrs57.0
STATION FSubstation-AdjacentCASan Diego County230 kV300 MW8.2 yrs56.9
OLD TOWNSubstation-AdjacentCASan Diego County230 kV300 MW8.2 yrs56.8
Silver GateBrownfieldCASan Diego County69 kV247 MW5.7 yrs56.7
Alvarado Hydro FacilityBrownfieldCASan Diego County69 kV4 MW5.7 yrs56.0

Nearby internet exchanges

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Dataset updated . Screening estimates derived from public data sources.

Brownfield attributes are derived from EIA retired-generator and EPA public data. Existing capacity reflects the retired plant's historical nameplate, not deliverable interconnection for a new load. Confirm reusable interconnection rights, remediation status, and site availability with the utility, ISO, and current owner.

Go deeper than the public screen

This page shows a public slice of the GridCensus dataset for Silver Gate, San Diego, California. Pro and Enterprise plans unlock the full 147,272-site catalog, raw sub-scores, parcel ownership, interconnection-queue detail, saved searches, and programmatic API access.