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Gridcensus

OZ Winnebago

Greenfield

Winnebago County, Illinois · PJM

DC Readiness
60.9
Good / 100

OZ Winnebago is a greenfield datacenter candidate site in Winnebago County, Illinois, interconnecting through PJM. It screens at 60.9/100 DC Readiness and a 4.6 yrs average interconnection-queue wait.

Power & interconnection

LMP zonePJM_COMED
Wholesale LMP$33.95/MWh
Utility commercial rate0.09¢/kWh
UtilityCOMMONWEALTH EDISON COinvestor ownedmoderate to large load · terms ≥ 100 MW

Speed to power

Interconnection outlookFavorable
≈ 2.9 yrs typical interconnection wait

Shorter queues and healthier completion here — a faster path to energization than the national norm.

ISO / RTO regionPJM
Queue depth393
Avg queue wait4.6 yrs
Recent queue wait2.9 yrs
Completion rate21%
Withdrawal rate79%

Connectivity

Nearest IXPRochelle Technology Center
IXP distance22.2 mi
Fiber providers16
Fiber coverage56.8%
Nearest cloud providerAzure
Nearest cloud regionnorthcentralus
Cloud region distance79.5 mi

Site characteristics

Site typeGreenfield
Land contactWinnebago County Assessor
Land owner typeprivate
Buildability100.0/100
Land cover (NLCD)Developed, High Intensity

Risk & environment

Environmental constraintModerate (55/100)
Flood zoneZone X
Water stress (WRI)0.60
Wetlands (NWI)Clear
Critical habitatPresent
Superfund nearbyPresent
Superfund siteBEHR IRON AND STEEL INC
Hazard sub-score35/100
Construction cost index103.2 (avg 100)

Location context

Nearest datacenterRochelle Technology Center
DC distance22.2 mi
Nearest rail0.2 mi
Nearest gas pipeline0.9 mi
Nearest fiber route10.4 mi
County hazard (FEMA NRI)Relatively High (35)
DC tax incentiveYes (sales_tax_exemption)
Commercial electricity9.30¢/kWh
Industrial electricity6.11¢/kWh
Cooling degree days1,100
Heating degree days5,600
Land price / acre$8,082

Regulatory climate

Restrictivestate posture · as of 2026-08

New-DC state tax exemptions suspended for 2 years (from Jul 2026).

DC tax incentiveNo / suspended

Incentive detail: Enterprise Zone sales tax exemption; High Impact Business designation for $12M+ DC investments.

Site location

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≥ 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%
47
Fiber connectivity12%
73
Energy cost10%
93
Water risk7%
92
Natural hazard6%
35
Buildability7%
100
Labor market4%
50
DC cluster4%
70
Land / acreage3%
55
Construction cost3%
64
Gas pipeline2%
97
Tax incentive1%
100
Climate / cooling1%
70

Nearby comparable sites

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

Sites near OZ Winnebago
SiteTypeVoltageCapacityQueue waitScore
TAP137909Substation-Adjacent345 kV600 MW3.8 yrs63.9
UNKNOWN124165Substation-Adjacent345 kV600 MW3.8 yrs63.7
TAP136942Substation-Adjacent345 kV600 MW3.8 yrs63.5
Rockford Community SolarBrownfield—3 MW3.8 yrs63.3
WEMPLETOWNSubstation-Adjacent345 kV600 MW3.8 yrs63.2
OZ WinnebagoGreenfield——4.6 yrs60.9
EC Near SabrookeGreenfield——4.6 yrs60.8
EC Near SabrookeGreenfield——4.6 yrs60.6

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 OZ Winnebago, Winnebago County. 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.