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CyrusOne CHI3

OperatingColocationBuildingDuPage County, Illinois

Part of CyrusOne — Aurora, IL campus

20% profile completeness
14 claims from 5 sources
Current facility power
Not yet sourced
Planned capacity
Not yet sourced
Building footprint
169,400 sq ft[1]
Likelyderived
Buildings (planned)
Not yet sourced
Capital cost / investment
Not yet sourced
First operational
Not yet sourced

POWER & GRID

Time-to-power · verification · interconnection
Time to power
Operating (community-mapped, unverified)
Low confidence
Project verification
Unverified
Evidence is limited to community map.
Current stage
Operational
Furthest stage with documented evidence
Utility · ISO
Commonwealth Edison (ComEd) · PJM
Substation: GFX Data Center Substation (138 kV) (nearest, unverified)

Power reality

Announced
No record
Interconnection request
No record
Contracted / approved
No record
Under construction
No record
Operational
No record
AI evidence brief
Summarizes only the evidence on this page. Answers citing anything else are rejected automatically.

Project verification

Development
  1. Announcedimplied by a later stage
  2. Land acquiredimplied by a later stage
  3. Planning / zoningimplied by a later stage
  4. Permittingimplied by a later stage
Grid interconnection
  1. Interconnection application
  2. Feasibility study
  3. System impact study
  4. Facilities study
  5. Interconnection agreement / service contract
Build & energization
  1. Financing
  2. Under constructionimplied by a later stage
  3. Energizationimplied by a later stage
  4. OperationalSep 27, 2026
    Community map
    • Sep 27, 2026 · Reported status: operating[1]

● documented · ◌ implied by a later stage · ○ no evidence found. Dates are those of the earliest dated evidence, which can be later than when a stage actually began. Evidence classes: Community map.

Grid path

  1. facility
    CyrusOne CHI3
  2. substation
    GFX Data Center Substation (138 kV)[1]
    Proximity onlyUnverified
    Nearest mapped substation, 0.32 km away. Proximity does not establish that it serves the site.
  3. transmission
    Nelson - Junction 345 kV & Plano - Junction 345 kV & Junction - Sugar Grove 138 kV[1]
    Proximity onlyUnverified
    Highest-voltage line mapped within 2 km (0.13 km away). Not confirmed as the supply path.
  4. utility
    Commonwealth Edison (ComEd)[2]
    Service territoryLikely
    Retail service territory containing the site
  5. ISO / RTO
    PJM[3]
    Service territoryLikely
    Balancing authority: PJM
Substation capacity:
not published
Required upgrades:
not yet sourced
Congestion:
not yet sourced (no nodal price data)

Dashed boxes are based on proximity only and do not establish which asset serves the site.

Interconnection records

No interconnection-queue record is linked to this site. Of the ISOs we ingest, only NYISO publishes large-load requests; PJM, ERCOT, MISO, SPP and CAISO queues list generation only.

On-site & dedicated generation

No on-site, behind-the-meter or dedicated generation found in sources.

Location & imagery

Mapped outline
Coordinates
41.79541, -88.24687
County
DuPage County
Photographs

No openly licensed ground-level photos matched to this site yet.

Ownership, operation & customers

  1. 1. Property owner of record
    Not identified
  2. 2. Owner / developer
    Not identified
  3. 3. Operator
    CyrusOne[1]Likely
  4. 4. Tenant / cloud
    Not identified
  5. 5. End customer / workload
    Not identified
Power supply
Utility:
Commonwealth Edison (ComEd)[2]Likely

Each link is sourced separately. The property owner of record is often a special-purpose entity; the same company appearing in two roles is shown only when sources say so.

All parties with evidence
Operator
Utility
Commonwealth Edison (ComEd)[2]Likely

Location falls inside this utility's retail service territory.

No tenants or end users identified in our sources yet.

Power (all fields)

Current facility power
Not yet sourced
Planned capacity
Not yet sourced

Capacity figures are nameplate or contracted; annual consumption is a labeled model estimate, not metered data.

Grid & electricity

ISO / RTO
PJM[3]Likelyderived

Location falls inside this ISO/RTO footprint.

Balancing authority
PJM[2]Likelyderived

Control area of the containing utility territory.

Nearest mapped substation
GFX Data Center Substation (138 kV)[1]Likelyderived

Nearest substation mapped in OpenStreetMap; proximity does not establish which substation serves the site.

Distance to substation
0.3 km[1]Likelyderived
Highest-voltage line nearby
345 kV[1]Likelyderived

Highest-voltage transmission line mapped within 2 km.

State avg. industrial price
11.87¢/kWh[4]Confirmed

Illinois statewide average, July 2026.

State avg. commercial price
15.19¢/kWh[4]Confirmed

Illinois statewide average, July 2026.

Generation within 50 km
9.21 GW[5]Confirmedderived

60 EIA-reported plants within 50 km.

Interconnection status
Not yet sourced
Contracted / committed power
Not yet sourced
Nearby infrastructureTypeDistanceVoltage / capacitySource
Nelson - Junction 345 kV & Plano - Junction 345 kV & Junction - Sugar Grove 138 kV · Commonwealth EdisonTransmission line0.13 km345 kV[1]
Plano - Junction 345 kV & Junction - Sugar Grove 138 kV · Commonwealth EdisonTransmission line0.15 km345 kV[1]
345 kV line · Commonwealth EdisonTransmission line0.28 km345 kV[1]
Wolfs Crossing - Junction 345 kV · Commonwealth EdisonTransmission line1.1 km345 kV[1]
Lombard - Junction 345 kV · Commonwealth EdisonTransmission line1.18 km345 kV[1]
Junction - Aurora 345 kV & Junction - Wayne 345 kV · Commonwealth EdisonTransmission line1.21 km345 kV[1]
Aurora · Aurora Generation LLCPower plant (Natural Gas)2.8 km991 MW[5]
Mrp Elgin LLC · Lincoln Operating Services, LLCPower plant (Natural Gas)22.8 km489 MW[5]
Mrp Rocky Road LLC · Lincoln Operating Services, LLCPower plant (Natural Gas)33.1 km336 MW[5]
Kendall County Generation Facility · Dynegy Kendall Energy LLCPower plant (Natural Gas)35.1 km1.14 GW[5]
Elwood Energy LLC · Elwood Energy LLCPower plant (Natural Gas)41 km1.35 GW[5]
Jackson Generation, LLC · Jackson Generation, LLCPower plant (Natural Gas)41.3 km1.19 GW[5]
Dresden Generating Station · Constellation NuclearPower plant (Nuclear)45.1 km1.8 GW[5]
Cpv Three Rivers Energy Center · CPV Three Rivers, LLCPower plant (Natural Gas)47.2 km1.22 GW[5]
GFX Data Center Substation · Commonwealth EdisonSubstation0.32 km138 kV[1]
Electric Junction Substation · Commonwealth EdisonSubstation1.15 km345 kV[1]
Commonwealth Edison substation · Commonwealth EdisonSubstation2.65 km345 kV[1]
Commonwealth Edison substation · Commonwealth EdisonSubstation2.92 km34.5 kV[1]

Utility, ISO and nearby assets are derived from the site's location. Proximity to a substation or line doesn't establish the interconnection; that needs a utility filing or interconnection-queue record. Queue requests are applications, not commitments — most never reach operation.

Construction & permitting

  1. Announced
    —
  2. Land acquired
    —
  3. Permitting
    —
  4. Construction start
    —
  5. First operational
    —
  6. Expected completion
    —

Real estate

Official assessments
Assessor's value for a tax year

None sourced yet

Recorded transactions
Sale prices from recorded deeds

None sourced yet

Model estimates
Our model — not an appraisal

None sourced yet

Annual property tax
Not yet sourced

No county parcel or assessor records linked yet. County records are currently ingested for Loudoun County, VA and Maricopa County, AZ.

Size

Building footprint
169,400 sq ft[1]Likelyderived

Computed from the mapped OSM building outline.

Floor area
Not yet sourced

What changed (last 3 years)

Follow this facility (RSS)

No tracked changes yet. Values are recorded on every data refresh, so changes will appear here over time.

Timeline

No dated events sourced yet.

Other buildings on this campus

3

All claims (provenance audit)

14
FieldValueSourceConfidenceAs ofStatus
StatusOperating[1] derivedUnverified2026-09-27Shown
Facility typeColocation[1] derivedUnverified2026-09-27Shown
Websitehttps://www.cyrusone.com/data-centers/north-america/aurora-il[1] Likely2026-09-27Shown
OperatorCyrusOneoperator=CyrusOne[1] Likely2026-09-27Shown
UtilityCommonwealth Edison (ComEd)territory 4110: COMMONWEALTH EDISON CO (INVESTOR OWNED, EXELON CORP)[2] derivedLikely2022Shown
ISO / RTOPJMPJM INTERCONNECTION, LLC[3] derivedLikely—Shown
Balancing authorityPJM[2] derivedLikely—Shown
Nearest mapped substationGFX Data Center Substation (138 kV)way/486721268[1] derivedLikely2026-09-28Shown
Distance to substation0.3 km[1] derivedLikely2026-09-28Shown
Highest-voltage line nearby345 kV[1] derivedLikely2026-09-28Shown
State avg. industrial price11.87¢/kWh[4] Confirmed2026-07Shown
State avg. commercial price15.19¢/kWh[4] Confirmed2026-07Shown
Generation within 50 km9.21 GW[5] derivedConfirmed202502Shown
Building footprint169,400 sq ft[1] derivedLikely2026-09-27Shown