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Gridcensus

Exelon City Solar

Brownfield

Cook County, Illinois · PJM

DC Readiness
64.1
Good / 100

Exelon City Solar is a brownfield datacenter candidate site in Cook County, Illinois, interconnecting through PJM. It screens at 64.1/100 DC Readiness with a catalogued 10 MW of candidate capacity and a 3.8 yrs average interconnection-queue wait.

Power & interconnection

Nearest substationUNKNOWN124435
Substation distance1.7 mi
Available capacity10 MW
Utility commercial rate0.09¢/kWh
UtilityCOMMONWEALTH EDISON COinvestor ownedmoderate to large load · terms ≥ 100 MW

Speed to power

Interconnection outlookModerate
≈ 3.8 yrs typical interconnection wait

Middle-of-the-pack interconnection conditions for this grid.

ISO / RTO regionPJM
Queue depth393
Avg queue wait3.8 yrs

Connectivity

Nearest IXPQTS Chicago (CHI1)
IXP distance0.9 mi
Fiber providers18
Fiber coverage35.9%
Nearest cloud providerAzure
Nearest cloud regionnorthcentralus
Cloud region distance4.0 mi

Site characteristics

Site typeBrownfield
Acreage21 ac
Buildable load (est.)~8–21 MWland-based
Land contactState Environmental Cleanup Program
Land owner typeprivate
Buildability75.0/100
Former usebrownfield
Existing capacity10 MW
Cleanup statuscleanup_complete

Risk & environment

Environmental constraintModerate (45/100)
Flood zoneZone X
Water stress (WRI)0.60
Wetlands (NWI)Present
Critical habitatClear
Superfund nearbyPresent
Superfund siteVISCOSITY OIL CO
Hazard sub-score45/100
Construction cost index123.5 (avg 100)

Location context

Nearest datacenterQTS Chicago
DC distance0.9 mi
Nearest rail0.0 mi
Nearest gas pipeline2.8 mi
County hazard (FEMA NRI)Relatively High (35)
DC tax incentiveYes (sales_tax_exemption)
Commercial electricity8.86¢/kWh
Industrial electricity5.29¢/kWh
Cooling degree days1,100
Heating degree days5,600
Land price / acre$18,054

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

◆ Loading map…
≥ 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%
41
Speed to power20%
47
Fiber connectivity12%
85
Energy cost10%
100
Water risk7%
92
Natural hazard6%
45
Buildability7%
75
Labor market4%
50
DC cluster4%
100
Land / acreage3%
40
Construction cost3%
47
Gas pipeline2%
91
Tax incentive1%
100
Climate / cooling1%
70

Nearby comparable sites

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

Sites near Exelon City Solar
SiteTypeVoltageCapacityQueue waitScore
UNKNOWN122269Substation-Adjacent345 kV600 MW3.8 yrs71.4
UNKNOWN124436Substation-Adjacent345 kV600 MW3.8 yrs70.4
UNKNOWN122285Substation-Adjacent345 kV600 MW3.8 yrs68.7
UNKNOWN124699Substation-Adjacent345 kV600 MW3.8 yrs67.1
UNKNOWN122289Substation-Adjacent345 kV600 MW3.8 yrs66.1
BEDFORD PARKSubstation-Adjacent345 kV600 MW3.8 yrs66.1
BLUE ISLANDSubstation-Adjacent345 kV600 MW3.8 yrs66.1
UNKNOWN122531Substation-Adjacent345 kV600 MW3.8 yrs64.0

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 Exelon City Solar, Cook 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.