UNKNOWN121998
Substation-AdjacentMercer County, Illinois · MISO
UNKNOWN121998 is a substation-adjacent datacenter candidate site in Mercer County, Illinois, interconnecting through MISO. It screens at 66.9/100 DC Readiness with a catalogued 100 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: Enterprise Zone sales tax exemption; High Impact Business designation for $12M+ DC investments.
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 Mercer County, ranked by DC Readiness.
| Site | Type | Voltage | Capacity | Queue wait | Score |
|---|---|---|---|---|---|
| MERCER | Substation-Adjacent | 161 kV | 100 MW | 1.4 yrs | 68.5 |
| Greenfield (OAK GROVE - SANDBURG) | Greenfield | 345 kV | 600 MW | 1.4 yrs | 65.0 |
| Greenfield (OAK GROVE - MERCER) | Greenfield | 161 kV | 100 MW | 1.4 yrs | 59.6 |
| MOLINE/PREEMPTION, IL | Federal Excess | — | — | — | 42.9 |
| MOLINE/PREEMPTION, IL | Federal Excess | — | — | — | 42.9 |
| MOLINE/PREEMPTION, IL | Federal Excess | — | — | — | 40.6 |
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 UNKNOWN121998, Mercer 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.