Greenfield (MONTEZUMA SWITCHING STATION - )
GreenfieldIowa County, Iowa · MISO
Greenfield (MONTEZUMA SWITCHING STATION - ) is a greenfield datacenter candidate site in Iowa County, Iowa, interconnecting through MISO. It screens at 68.5/100 DC Readiness with a catalogued 600 MW of candidate capacity and a 1.4 yrs average interconnection-queue wait.
Power & interconnection
Speed to power
Connectivity
Site characteristics
Risk & environment
Location context
Incentive detail: Sales tax exemption on DC equipment for $1M+ investments; property tax phase-in for new construction.
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 Iowa County, ranked by DC Readiness.
| Site | Type | Voltage | Capacity | Queue wait | Score |
|---|---|---|---|---|---|
| Greenfield (MONTEZUMA SWITCHING STATION - ) | Greenfield | 345 kV | 600 MW | 1.4 yrs | 67.7 |
| Greenfield (MONTEZUMA SWITCHING STATION - ) | Greenfield | 345 kV | 600 MW | 1.4 yrs | 67.1 |
| Greenfield (MONTEZUMA SWITCHING STATION - ) | Greenfield | 345 kV | 600 MW | 1.4 yrs | 65.1 |
| Greenfield (UNKNOWN131599 - UNKNOWN131600) | Greenfield | 161 kV | 100 MW | 1.4 yrs | 62.7 |
| EC Near Alliant SBD 8601 Quad Graphics | Greenfield | — | — | 1.4 yrs | 62.4 |
| EC Near Alliant SBD 8601 Quad Graphics | Greenfield | — | — | 1.4 yrs | 62.1 |
| EC Near Alliant SBD 8601 Quad Graphics | Greenfield | — | — | 1.4 yrs | 62.0 |
| EC Near Alliant SBD 8601 Quad Graphics | Greenfield | — | — | 1.4 yrs | 61.9 |
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 Greenfield (MONTEZUMA SWITCHING STATION - ), Iowa 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.