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Gridcensus

Mine Site

Former Mine

San Diego, California · CAISO

DC Readiness
46.9
Fair / 100

Mine Site is a former mine datacenter candidate site in San Diego, California, interconnecting through CAISO. It screens at 46.9/100 DC Readiness and a 8.2 yrs average interconnection-queue wait.

Power & interconnection

UtilitySAN DIEGO GAS & ELECTRIC COinvestor ownedrestrictive to large load · terms ≥ 50 MW

Speed to power

Interconnection outlookConstrained
≈ 8.2 yrs typical interconnection wait

Deep queue and long historical waits — plan for a multi-year interconnection timeline and engage the utility early.

ISO / RTO regionCAISO
Queue depth227
Avg queue wait8.2 yrs

Connectivity

Nearest IXPLightEdge San Diego 2 (SAN2)
IXP distance1.2 mi
Fiber providers19
Fiber coverage37.7%

Site characteristics

Site typeFormer Mine
Land contactSan Diego County County Assessor
Former useMining: Nonmetal; Status: Abandoned
Cleanup statusAbandoned

Risk & environment

Environmental constraintNone (0/100)
Water stress (WRI)High
Wetlands (NWI)—
Critical habitat—
Superfund nearby—
Hazard sub-score52/100

Location context

Nearest datacenterLightEdge San Diego 2 (SAN2)
DC distance1.2 mi
County hazard (FEMA NRI)Relatively High (48)
DC tax incentiveNo
Commercial electricity25.32¢/kWh
Industrial electricity19.33¢/kWh
Cooling degree days1,000
Heating degree days2,500
Land price / acre$36,053

Regulatory climate

Moderatestate posture · as of 2026-08

No notable statewide DC restriction on record; confirm local zoning and utility tariffs.

DC tax incentiveNo / suspended

Site location

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≥ 7560–7540–60≤ 40
This site + 8 nearby

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Full DC Readiness breakdown

All 13 weighted sub-scores (0–100) behind the composite DC Readiness score.

Power availability20%
30
Speed to power20%
40
Fiber connectivity12%
85
Energy cost10%
50
Water risk7%
24
Natural hazard6%
52
Buildability7%
50
Labor market4%
50
DC cluster4%
100
Land / acreage3%
34
Construction cost3%
50
Gas pipeline2%
10
Tax incentive1%
0
Climate / cooling1%
75

Nearby comparable sites

Other scored datacenter candidate sites in San Diego, ranked by DC Readiness.

Sites near Mine Site
SiteTypeVoltageCapacityQueue waitScore
MIGUELSubstation-Adjacent500 kV1,000 MW8.2 yrs60.0
SUNCRESTSubstation-Adjacent500 kV1,000 MW8.2 yrs57.5
PENASQUITOSSubstation-Adjacent230 kV300 MW8.2 yrs57.1
MISSIONSubstation-Adjacent230 kV300 MW8.2 yrs57.0
FRIARSSubstation-Adjacent230 kV300 MW8.2 yrs57.0
STATION FSubstation-Adjacent230 kV300 MW8.2 yrs56.9
CALPEAK PE 7Substation-Adjacent230 kV300 MW8.2 yrs56.8
OLD TOWNSubstation-Adjacent230 kV300 MW8.2 yrs56.8

Dataset updated . Screening estimates derived from public data sources.

Figures are screening estimates derived from public infrastructure data. Catalogued capacity reflects theoretical candidate capacity, not deliverable or committed interconnection. Confirm all values with the utility, ISO, and on-the-ground due diligence.

Go deeper than the public screen

This page shows a public slice of the GridCensus dataset for Mine Site, San Diego. 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.