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Gridcensus

Mine Site

Former Mine

Sierra County, California · CAISO

DC Readiness
41.0
Fair / 100

Mine Site is a former mine datacenter candidate site in Sierra County, California, interconnecting through CAISO. It screens at 41.0/100 DC Readiness and a 7.6 yrs average interconnection-queue wait.

Power & interconnection

UtilityPACIFIC GAS & ELECTRIC CO.investor ownedrestrictive to large load · terms ≥ 50 MW

Speed to power

Interconnection outlookConstrained
≈ 8.3 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 wait7.6 yrs
Recent queue wait8.3 yrs
Completion rate11%
Withdrawal rate89%

Connectivity

Nearest IXPCENTRA RNO01 - Reno Nevada (200 S. Virginia)
IXP distance47.0 mi
Fiber providers1
Fiber coverage27.4%

Site characteristics

Site typeFormer Mine
Former useMining: Metal; 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 datacenterSwitch Tahoe Reno
DC distance46.7 mi
County hazard (FEMA NRI)Relatively High (48)
DC tax incentiveNo
Commercial electricity29.16¢/kWh
Industrial electricity22.93¢/kWh
Cooling degree days1,000
Heating degree days2,500
Land price / acre$2,427

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%
43
Fiber connectivity12%
51
Energy cost10%
50
Water risk7%
24
Natural hazard6%
52
Buildability7%
50
Labor market4%
50
DC cluster4%
40
Land / acreage3%
34
Construction cost3%
50
Gas pipeline2%
10
Tax incentive1%
0
Climate / cooling1%
75

Nearby comparable sites

Other scored datacenter candidate sites in Sierra County, ranked by DC Readiness.

Sites near Mine Site
SiteTypeVoltageCapacityQueue waitScore
BORDERTOWNSubstation-Adjacent345 kV600 MW7.6 yrs56.9
FORT SAGESubstation-Adjacent345 kV600 MW3.5 yrs54.8
N. TRUCKEESubstation-Adjacent120 kV100 MW7.6 yrs49.0
STAMPEDE DAMSubstation-Adjacent69 kV50 MW7.6 yrs47.3
HOBARTSubstation-Adjacent69 kV50 MW7.6 yrs47.2
PortolaBrownfield60 kV6 MW7.6 yrs47.1
UNKNOWN308926Substation-Adjacent69 kV50 MW7.6 yrs47.0
SIERRA BROOKSSubstation-Adjacent69 kV50 MW7.6 yrs46.8

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

Every site and score for Mine Site, Sierra County is free to browse. Pro adds Watchtower on 25 sites, alerts when new candidate sites, datacenters or interconnection-queue requests appear in your markets, score and capacity history, and CSV export. Enterprise adds team seats, weekly data files for all 147,272 sites, the REST API and an MCP server for AI tools.