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Gridcensus

Centerville

Brownfield

Appanoose, Iowa · MISO

DC Readiness
60.4
Good / 100

Centerville is a brownfield datacenter candidate site in Appanoose, Iowa, interconnecting through MISO. It screens at 60.4/100 DC Readiness with a catalogued 60 MW of candidate capacity and a 1.4 yrs average interconnection-queue wait.

Power & interconnection

Available capacity60 MW
LMP zoneMISO_MINN
Wholesale LMP$34.82/MWh
Utility commercial rate0.13¢/kWh
UtilityINTERSTATE POWER AND LIGHT COinvestor ownedfavorable to large load · terms ≥ 100 MW

Speed to power

Interconnection outlookFavorable
≈ 1.4 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 wait1.4 yrs
Recent queue wait1.4 yrs
Completion rate18%
Withdrawal rate82%

Connectivity

Nearest IXPConnect Des Moines
IXP distance69.9 mi
Fiber providers8
Fiber coverage73.4%
Nearest cloud providerAzure
Nearest cloud regioncentralus
Cloud region distance79.0 mi

Site characteristics

Site typeBrownfield
Land contactState Environmental Cleanup Program
Land owner typeprivate
Buildability100.0/100
Land cover (NLCD)Developed, High Intensity
Former useoil
Existing capacity60 MW
Retirement date2017-11-01

Risk & environment

Environmental constraintLow (30/100)
Flood zoneZone X
Water stress (WRI)0.60
Wetlands (NWI)Clear
Critical habitatClear
Superfund nearbyPresent
Superfund siteITC MIDWEST CENTERVILLE NORTH
Hazard sub-score60/100
Construction cost index61.0 (avg 100)

Location context

Nearest datacenterAT&T DC
DC distance41.2 mi
Nearest rail3.6 mi
Nearest gas pipeline0.7 mi
Nearest fiber route36.0 mi
County hazard (FEMA NRI)Relatively Moderate (30)
DC tax incentiveYes (sales_tax_exemption)
Commercial electricity13.42¢/kWh
Industrial electricity8.19¢/kWh
Cooling degree days900
Heating degree days6,500
Land price / acre$4,927

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

◆ Loading map…
≥ 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%
44
Fiber connectivity12%
68
Energy cost10%
84
Water risk7%
88
Natural hazard6%
60
Buildability7%
100
Labor market4%
50
DC cluster4%
50
Land / acreage3%
48
Construction cost3%
99
Gas pipeline2%
98
Tax incentive1%
100
Climate / cooling1%
80

Nearby comparable sites

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

Sites near Centerville
SiteTypeVoltageCapacityQueue waitScore
EC Near CentervilleGreenfield——1.4 yrs59.8
EC Near CentervilleGreenfield——1.4 yrs59.8
OZ AppanooseGreenfield——1.4 yrs59.7
EC Near CentervilleGreenfield——1.4 yrs59.5
EC Near CentervilleGreenfield——1.4 yrs59.5
EC Near CentervilleGreenfield——1.4 yrs58.8
EC Near CentervilleGreenfield——1.4 yrs58.6
EC Near CentervilleGreenfield——1.4 yrs58.4

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

This page shows a public slice of the GridCensus dataset for Centerville, Appanoose. Pro and Enterprise plans unlock the full 147,272-site catalog, raw sub-scores, parcel ownership, interconnection-queue detail, saved searches, and programmatic API access.