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Gridcensus

Mahaska County, Iowa · MISO

DC Readiness
54.3
Fair / 100

TAP137752 is a substation-adjacent datacenter candidate site in Mahaska County, Iowa, interconnecting through MISO. It screens at 54.3/100 DC Readiness with a catalogued 50 MW of candidate capacity and a 2.8 yrs average interconnection-queue wait.

Power & interconnection

Nearest substationTAP137752
Substation distance0.0 mi
Substation voltage69 kV
Available capacity50 MW
UtilityMIDAMERICAN ENERGY COinvestor ownedfavorable to large load · terms ≥ 50 MW

Speed to power

Interconnection outlookFavorable
≈ 2.8 yrs typical interconnection wait

Shorter queues and healthier completion here — a faster path to energization than the national norm.

ISO / RTO regionMISO
Queue depth112
Avg queue wait2.8 yrs

Connectivity

Nearest IXPLightEdge Des Moines 2 (DSM2)
IXP distance50.4 mi
Fiber providers10
Fiber coverage80.0%

Site characteristics

Risk & environment

Environmental constraintNone (0/100)
Water stress (WRI)Low
Wetlands (NWI)—
Critical habitat—
Superfund nearby—
Hazard sub-score70/100

Location context

Nearest datacenterMeta Altoona
DC distance49.8 mi
County hazard (FEMA NRI)Relatively Moderate (30)
DC tax incentiveYes (sales_tax_exemption)
Commercial electricity10.21¢/kWh
Industrial electricity6.81¢/kWh
Cooling degree days900
Heating degree days6,500
Land price / acre$7,959

Regulatory climate

Favorablestate posture · as of 2026-08

Strong incentives; utilities courting hyperscale load.

DC tax incentiveYes

Incentive detail: Sales tax exemption on DC equipment for $1M+ investments; property tax phase-in for new construction.

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%
30
Fiber connectivity12%
73
Energy cost10%
50
Water risk7%
88
Natural hazard6%
70
Buildability7%
60
Labor market4%
50
DC cluster4%
40
Land / acreage3%
39
Construction cost3%
50
Gas pipeline2%
10
Tax incentive1%
100
Climate / cooling1%
80

Nearby comparable sites

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

Sites near TAP137752
SiteTypeVoltageCapacityQueue waitScore
UNKNOWN137762Substation-Adjacent161 kV100 MW2.8 yrs57.1
UNKNOWN131612Substation-Adjacent161 kV100 MW2.8 yrs57.0
UNKNOWN168101Substation-Adjacent161 kV100 MW2.8 yrs56.8
UNKNOWN137744Substation-Adjacent69 kV50 MW2.8 yrs54.3
UNKNOWN137743Substation-Adjacent69 kV50 MW2.8 yrs54.3
UNKNOWN137754Substation-Adjacent69 kV50 MW2.8 yrs54.1
UNKNOWN160047Substation-Adjacent69 kV50 MW2.8 yrs53.8
711 6th Avenue WestIndustrial——2.8 yrs50.4

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 TAP137752, Mahaska 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.