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Gridcensus

Mariposa, California · CAISO

DC Readiness
42.8
Fair / 100

TAP310824 is a substation-adjacent datacenter candidate site in Mariposa, California, interconnecting through CAISO. It screens at 42.8/100 DC Readiness with a catalogued 50 MW of candidate capacity and a 8.2 yrs average interconnection-queue wait.

Power & interconnection

Nearest substationTAP310824
Substation distance0.0 mi
Substation voltage69 kV
Available capacity50 MW
UtilityTUOLUMNE COUNTY PUB POWER AGNYnot available

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 IXP801 Tenth Street Modesto (Ayera)
IXP distance30.7 mi
Fiber providers2
Fiber coverage7.5%

Site characteristics

Risk & environment

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

Location context

Nearest datacenter801 Tenth Street Modesto (Ayera)
DC distance30.7 mi
County hazard (FEMA NRI)Relatively High (48)
DC tax incentiveNo
Commercial electricity28.54¢/kWh
Industrial electricity21.93¢/kWh
Cooling degree days1,000
Heating degree days2,500
Land price / acre$4,306

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%
46
Speed to power20%
25
Fiber connectivity12%
50
Energy cost10%
50
Water risk7%
24
Natural hazard6%
52
Buildability7%
60
Labor market4%
50
DC cluster4%
60
Land / acreage3%
34
Construction cost3%
50
Gas pipeline2%
10
Tax incentive1%
0
Climate / cooling1%
75

Nearby comparable sites

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

Sites near TAP310824
SiteTypeVoltageCapacityQueue waitScore
EXCHEQUERSubstation-Adjacent115 kV100 MW8.2 yrs42.4
MARIPOSASubstation-Adjacent70 kV50 MW8.2 yrs42.2
OZ MariposaGreenfield——5.7 yrs42.1
TAP305230Substation-Adjacent70 kV50 MW8.2 yrs41.7
OZ MariposaGreenfield——5.7 yrs39.1
Mine SiteFormer Mine——8.2 yrs38.1
Mine SiteFormer Mine——8.2 yrs38.0
Mine SiteFormer Mine——8.2 yrs38.0

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.

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