TAP171275

Substation-Adjacent

Mackinac County, Michigan · PJM

DC Readiness
61.5
Good / 100

TAP171275 is a substation-adjacent datacenter candidate site in Mackinac County, Michigan, interconnecting through PJM. It screens at 61.5/100 DC Readiness with a catalogued 100 MW of candidate capacity and a 2.2 yrs average interconnection-queue wait.

Power & interconnection

Nearest substationTAP171275
Substation distance0.0 mi
Substation voltage138 kV
Available capacity100 MW
LMP zonePJM_ATSI
Wholesale LMP$42.97/MWh
Utility commercial rate0.12¢/kWh

Speed to power

ISO / RTO regionPJM
Queue depth11
Avg queue wait2.2 yrs
Recent queue wait2.2 yrs
Completion rate20%
Withdrawal rate80%

Connectivity

Fiber providers6
Fiber coverage48.3%
Nearest cloud providerAzure
Nearest cloud regionnorthcentralus
Cloud region distance313.3 mi

Site characteristics

Site typeSubstation-Adjacent
Parcel ownerAMERICAN TRANSMISSION CO
Land owner typeprivate
Buildability60.0/100

Risk & environment

Flood zoneZone X
Water stress (WRI)0.30
Wetlands (NWI)Clear
Critical habitatClear
Superfund nearbyClear
Hazard sub-score75/100
Construction cost index61.2 (avg 100)

Location context

Nearest rail1.8 mi
Nearest gas pipeline0.6 mi
Nearest fiber route57.5 mi
County hazard (FEMA NRI)Relatively Moderate (25)
DC tax incentiveYes (property_tax_exemption)
Commercial electricity12.03¢/kWh
Industrial electricity8.82¢/kWh
Cooling degree days700
Heating degree days6,600
Land price / acre$3,181
See all datacenter sites in Mackinac County →

Incentive detail: Personal property tax exemption for eligible DC equipment; MEGA tax credits.

Full DC Readiness breakdown

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

Power availability20%
58
Speed to power15%
56
Fiber connectivity12%
22
Energy cost10%
81
Water risk8%
94
Natural hazard8%
75
Buildability7%
60
Labor market4%
50
DC cluster4%
10
Land / acreage3%
65
Construction cost3%
99
Gas pipeline2%
98
Tax incentive2%
100
Climate / cooling2%
90

Nearby comparable sites

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

Sites near TAP171275
SiteTypeVoltageCapacityQueue waitScore
LAKEHEAD NAUBINWAYSubstation-Adjacent138 kV100 MW2.2 yrs65.0
BLANEY PARK SW STASubstation-Adjacent138 kV100 MW2.2 yrs62.6
HIAWATHA (ESE)Substation-Adjacent138 kV100 MW2.2 yrs61.6
Greenfield (HIAWATHA (ESE) - TAP171275)Greenfield138 kV100 MW2.2 yrs61.2
TAP138458Substation-Adjacent138 kV100 MW2.2 yrs60.8
Greenfield (TAP138458 - TAP171275)Greenfield138 kV100 MW2.2 yrs60.4
Greenfield (TAP138458 - TAP171275)Greenfield138 kV100 MW2.2 yrs59.9
OZ MackinacGreenfield——2.2 yrs58.3

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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This page shows a public slice of the GridCensus dataset for TAP171275, Mackinac County. Pro and Enterprise plans unlock the full 164,098-site catalog, raw sub-scores, parcel ownership, interconnection-queue detail, saved searches, and programmatic API access.

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