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Substation-Adjacent site at 42.675, -94.189

Substation-Adjacent

Humboldt County, Iowa · MISO

DC Readiness
57.1
Good / 100

At a glance

Substation-Adjacent site at 42.675, -94.189 is a substation-adjacent datacenter candidate site in Humboldt County, Iowa, scoring 57.1/100 DC Readiness — 1st of 1 scored sites in the county. Its nearest substation is UNKNOWN130509 (0 mi, 161 kV). It sits in the MISO grid region and the MIDAMERICAN ENERGY CO service territory, where interconnection has averaged 4.3 years from request to operation. GridCensus catalogs 100 MW of candidate capacity here.

Power & interconnection

Nearest substationUNKNOWN130509
Substation distance0.0 mi
Substation voltage161 kV
Available capacity100 MW
UtilityMIDAMERICAN ENERGY COinvestor ownedfavorable to large load · terms ≥ 50 MW

Speed to power

Interconnection outlookModerate
≈ 4.9 yrs typical interconnection wait

Middle-of-the-pack interconnection conditions for this grid.

ISO / RTO regionMISO
Queue depth112
Avg queue wait4.3 yrs
Recent queue wait4.9 yrs
Completion rate18%
Withdrawal rate82%

Connectivity

Nearest IXPInfoBunker
IXP distance40.6 mi
Fiber providers7
Fiber coverage62.2%

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 datacenterInfoBunker
DC distance40.6 mi
County hazard (FEMA NRI)Relatively Moderate (30)
DC tax incentiveYes (sales_tax_exemption)
Commercial electricity9.82¢/kWh
Industrial electricity6.78¢/kWh
Cooling degree days900
Heating degree days6,500
Land price / acre$10,740

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
Site location

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How does Substation-Adjacent site at 42.675, -94.189 compare with other sites in Humboldt County?

Substation-Adjacent site at 42.675, -94.189 ranks 1st of 1 scored candidate sites in Humboldt County. Its 57.1/100 is roughly in line with the county average of 57.1. It is roughly in line with the Iowa average of 56.4 and roughly in line with the national average of 53.2.

Against the Iowa average, its strongest sub-score is power availability (60 vs 37) and its weakest is fiber connectivity (61 vs 77). Power and speed to power each carry 20% of the composite score, fiber 12%, water 7% and hazard 6%.

How close is Substation-Adjacent site at 42.675, -94.189 to power, fiber and other datacenters?

The nearest mapped substation, UNKNOWN130509, is about 0 miles away and operates at 161 kV. For connectivity, the nearest internet exchange facility is InfoBunker at 40.6 miles. 7 fiber providers report service at the location in FCC broadband data. The closest operating datacenter on record is InfoBunker, 40.6 miles away.

What are the flood, water and hazard risks at Substation-Adjacent site at 42.675, -94.189?

At the county level, FEMA's National Risk Index rates Humboldt County "Relatively Moderate".

Full DC Readiness breakdown

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

Power availability20%
60
Speed to power20%
50
Fiber connectivity12%
61
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

Substation-Adjacent site at 42.675, -94.189: common questions

What is the DC Readiness score of Substation-Adjacent site at 42.675, -94.189?

Substation-Adjacent site at 42.675, -94.189 scores 57.1/100 on the GridCensus DC Readiness scale, rated good. It ranks 1st of 1 scored sites in Humboldt County. The Humboldt County average is 57.1 and the Iowa average is 56.4.

What is the nearest substation to Substation-Adjacent site at 42.675, -94.189?

The nearest mapped substation is UNKNOWN130509, about 0 miles away, at 161 kV. GridCensus catalogs 100 MW of candidate capacity for the site.

Which electric utility serves Substation-Adjacent site at 42.675, -94.189?

MIDAMERICAN ENERGY CO (investor owned) holds the retail service territory that contains the site; its holding company is BERKSHIRE HATHAWAY ENERGY.

What grid region is Substation-Adjacent site at 42.675, -94.189 in?

Substation-Adjacent site at 42.675, -94.189 is in the MISO region. Projects interconnecting there have averaged a 4.3-year wait from queue request to operation.

How far is Substation-Adjacent site at 42.675, -94.189 from an internet exchange?

The nearest internet exchange facility is InfoBunker, about 40.6 miles away; 7 fiber providers report service at the location.

Related pages

About this data

Source: GridCensus composite of HIFLD transmission and substation data, EIA, FEMA National Risk Index, FCC broadband data, PeeringDB and ISO interconnection queues, as published October 10, 2026 — GridCensus refreshes it monthly. See the methodology for how records are matched, cleaned and scored.

Cite as: GridCensus, “Substation-Adjacent site at 42.675, -94.189, Humboldt County, IA”, https://gridcensus.com/datacenter-sites/iowa/humboldt-county/unknown130509-a8a3be1d (data as of October 10, 2026).

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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Every site and score for Substation-Adjacent site at 42.675, -94.189, Humboldt 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.