Summit Hills
IndustrialJohnson County, Iowa · MISO
Summit Hills is an industrial datacenter candidate site in Johnson County, Iowa, interconnecting through MISO. It screens at 58.0/100 DC Readiness and a 2.8 yrs average interconnection-queue wait.
Power & interconnection
Connectivity
Risk & environment
Location context
Incentive detail: Sales tax exemption on DC equipment for $1M+ investments; property tax phase-in for new construction.
Site location
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 Johnson County, ranked by DC Readiness.
| Site | Type | Voltage | Capacity | Queue wait | Score |
|---|---|---|---|---|---|
| TIFFIN | Substation-Adjacent | 345 kV | 600 MW | 2.8 yrs | 68.7 |
| EC Near University of Iowa Main Power Plant | Greenfield | — | — | 1.4 yrs | 68.2 |
| HILLS | Substation-Adjacent | 345 kV | 600 MW | 2.8 yrs | 67.0 |
| EC Near University of Iowa Main Power Plant | Greenfield | — | — | 1.4 yrs | 65.1 |
| EC Near University of Iowa Main Power Plant | Greenfield | — | — | 1.4 yrs | 64.3 |
| EC Near University of Iowa Main Power Plant | Greenfield | — | — | 1.4 yrs | 64.3 |
| UNKNOWN159106 | Substation-Adjacent | 161 kV | 100 MW | 2.8 yrs | 64.1 |
| RISER137658 | Substation-Adjacent | 161 kV | 100 MW | 2.8 yrs | 64.0 |
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 Summit Hills, Johnson 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.