Former Hardware Store- 252 Main Street
IndustrialClayton, Iowa · MISO
At a glance
Former Hardware Store- 252 Main Street is an industrial datacenter candidate site in Clayton, Iowa, scoring 51.2/100 DC Readiness — 37th of 38 scored sites in the county. It sits in the MISO grid region and the INTERSTATE POWER AND LIGHT CO service territory, where interconnection has averaged 4.3 years from request to operation.
Power & interconnection
Speed to power
Middle-of-the-pack interconnection conditions for this grid.
Connectivity
Site characteristics
Risk & environment
Location context
Regulatory climate
Strong incentives; utilities courting hyperscale load.
Incentive detail: Sales tax exemption on DC equipment for $1M+ investments; property tax phase-in for new construction.
Site location
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How does Former Hardware Store- 252 Main Street compare with other sites in Clayton?
Former Hardware Store- 252 Main Street ranks 37th of 38 scored candidate sites in Clayton. Its 51.2/100 is roughly in line with the county average of 55.5. 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 water (88 vs 87) and its weakest is natural hazard (55 vs 69). Power and speed to power each carry 20% of the composite score, fiber 12%, water 7% and hazard 6%.
How close is Former Hardware Store- 252 Main Street to power, fiber and other datacenters?
For connectivity, the nearest internet exchange facility is USSHC at 51.3 miles. 10 fiber providers report service at the location in FCC broadband data. The closest operating datacenter on record is USSHC, 51.3 miles away.
What are the flood, water and hazard risks at Former Hardware Store- 252 Main Street?
The site is in FEMA flood zone A, a Special Flood Hazard Area — land with at least a 1% annual chance of flooding. At the county level, FEMA's National Risk Index rates Clayton "Relatively Moderate".
Full DC Readiness breakdown
All 13 weighted sub-scores (0–100) behind the composite DC Readiness score.
Nearby comparable sites
Other scored datacenter candidate sites in Clayton, ranked by DC Readiness.
| Site | Type | Voltage | Capacity | Queue wait | Score |
|---|---|---|---|---|---|
| NELSON DEWEY SW YD | Substation-Adjacent | 161 kV | 100 MW | 4.3 yrs | 61.4 |
| EC Coal Clayton County | Greenfield | — | — | 4.3 yrs | 60.4 |
| EC Near Strawberry Point | Greenfield | — | — | 4.3 yrs | 59.9 |
| TURKEY RIVER | Substation-Adjacent | 161 kV | 100 MW | 4.3 yrs | 59.7 |
| EC Near Strawberry Point | Greenfield | — | — | 4.3 yrs | 59.5 |
| EC Near Strawberry Point | Greenfield | — | — | 4.3 yrs | 59.1 |
| EC Near Strawberry Point | Greenfield | — | — | 4.3 yrs | 58.8 |
| EC Near Strawberry Point | Greenfield | — | — | 4.3 yrs | 58.5 |
Former Hardware Store- 252 Main Street: common questions
What is the DC Readiness score of Former Hardware Store- 252 Main Street?
Former Hardware Store- 252 Main Street scores 51.2/100 on the GridCensus DC Readiness scale, rated fair. It ranks 37th of 38 scored sites in Clayton. The Clayton average is 55.5 and the Iowa average is 56.4.
Which electric utility serves Former Hardware Store- 252 Main Street?
INTERSTATE POWER AND LIGHT CO (investor owned) holds the retail service territory that contains the site; its holding company is ALLIANT ENERGY CORP.
What grid region is Former Hardware Store- 252 Main Street in?
Former Hardware Store- 252 Main Street is in the MISO region. Projects interconnecting there have averaged a 4.3-year wait from queue request to operation.
Is Former Hardware Store- 252 Main Street in a flood zone?
The site is in FEMA flood zone A, a Special Flood Hazard Area — land with at least a 1% annual chance of flooding.
How far is Former Hardware Store- 252 Main Street from an internet exchange?
The nearest internet exchange facility is USSHC, about 51.3 miles away; 10 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, “Former Hardware Store- 252 Main Street, Clayton, IA”, https://gridcensus.com/datacenter-sites/iowa/clayton/former-hardware-store-252-main-street-0a1b64c7 (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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