CyrusOne CHI3

OperatingEst.ColocationBuildingDuPage County, Illinois

CyrusOne CHI3 is an operating colocation in Illinois. Operated or owned by CyrusOne. Power capacity has not been disclosed or collected yet. Verification: unverified. 6 cited sources.

Part of CyrusOne — Aurora, IL campus

20% profile completeness

14 claims from 6 sources

Last verified against sources: Oct 12, 2026

Newest dated evidence: Oct 12, 2026

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Cite this

Text

Datacenter Source. “CyrusOne CHI3.” /facilities/cyrusone-chi3-dupage-county-il. Data as of 2026-10-12. Accessed 2026-10-12.

BibTeX

@misc{datacentersource_cyrusone_chi3_dupage_county_il_2026,
  title = {{CyrusOne CHI3}},
  author = {{Datacenter Source}},
  year = {2026},
  howpublished = {\url{/facilities/cyrusone-chi3-dupage-county-il}},
  note = {Data as of 2026-10-12; accessed 2026-10-12. Compiled from cited sources, including OpenStreetMap contributors (ODbL) and Epoch AI (CC BY 4.0)},
}

Please also cite the original source of any specific figure (linked beside it).

Current facility power

Not yet sourced

Planned capacity

Not yet sourced

Building footprint

169,400 sq ft[1]

Est.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

Announcedimplied by a later stage
Land acquiredimplied by a later stage
Planning / zoningimplied by a later stage
Permittingimplied by a later stage

Grid interconnection

Interconnection application
Feasibility study
System impact study
Facilities study
Interconnection agreement / service contract

Build & energization

Financing
Under constructionimplied by a later stage
Energizationimplied by a later stage
OperationalOct 12, 2026
Community map
- Oct 12, 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

facility
CyrusOne CHI3
→
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.
→
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.
→
utility
Commonwealth Edison (ComEd)[2]
Service territoryLikely
Retail service territory containing the site
→
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.

LOCAL IMPACT

Water · generation · incentives · regulation · rates

Water & cooling

Not yet collected: we haven't found a source for water use or the cooling type at this site. Know one? Add a source

On-site generation & air permits2

Air permit IL000089407ALK[6]ConfirmedBacked by a filing, deed, permit, interconnection-queue record, or a government or utility record. As of Dec 21, 2018.Dec 21, 2018
Synthetic Minor Emissions · Permanently Closed · No Violation Identified · Programs: Major-source MACT; New Source Performance Standards (engines/turbines); State Implementation Plan
ECHO lists “CYRUSONE AURORA FACILITY” at 2905 DIEHL RD, AURORA, 105 m from this facility's mapped location (matched by location; the permit name matches this facility or its companies).
Air permit IL000043407ACW[6]ConfirmedBacked by a filing, deed, permit, interconnection-queue record, or a government or utility record. As of Feb 9, 2024.Feb 9, 2024
Major Emissions · No Operating Status In ICIS · No Violation Identified
ECHO lists “CYRUSONE LLC” at 2905 DIEHL RD, AURORA, 105 m from this facility's mapped location (matched by location; the permit name matches this facility or its companies).

Incentives

Not yet collected: we haven't found a source for tax abatements, PILOTs or other incentives for this project. Know one? Add a source

Regulatory events

Not yet collected: we haven't found a source for hearings, rezonings, permits or commission proceedings. Know one? Add a source

Utility & rates

Not yet collected: we haven't found a source for a large-load tariff or commission docket for Commonwealth Edison (ComEd). Know one? Add a source

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. Property owner of record
Not identified
2. Owner / developer
Not identified
3. Operator
CyrusOne[1]Likely
4. Tenant / cloud
Not identified
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: CyrusOne[1]Likely
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]Est.Modeled, measured from satellite imagery, inferred from community mapping, or computed by this site. Not a disclosed figure.Likelyderived
Location falls inside this ISO/RTO footprint.
Balancing authority: PJM[2]Est.Modeled, measured from satellite imagery, inferred from community mapping, or computed by this site. Not a disclosed figure.Likelyderived
Control area of the containing utility territory.
Nearest mapped substation: GFX Data Center Substation (138 kV)[1]Est.Modeled, measured from satellite imagery, inferred from community mapping, or computed by this site. Not a disclosed figure. As of Sep 28, 2026.Likelyderived
Nearest substation mapped in OpenStreetMap; proximity does not establish which substation serves the site.
Distance to substation: 0.3 km[1]Est.Modeled, measured from satellite imagery, inferred from community mapping, or computed by this site. Not a disclosed figure. As of Sep 28, 2026.Likelyderived
Highest-voltage line nearby: 345 kV[1]Est.Modeled, measured from satellite imagery, inferred from community mapping, or computed by this site. Not a disclosed figure. As of Sep 28, 2026.Likelyderived
Highest-voltage transmission line mapped within 2 km.
State avg. industrial price: 11.87¢/kWh[4]ConfirmedBacked by a filing, deed, permit, interconnection-queue record, or a government or utility record. As of Jul 2026.Confirmed
Illinois statewide average, July 2026.
State avg. commercial price: 15.19¢/kWh[4]ConfirmedBacked by a filing, deed, permit, interconnection-queue record, or a government or utility record. As of Jul 2026.Confirmed
Illinois statewide average, July 2026.
Generation within 50 km: 9.21 GW[5]Est.Modeled, measured from satellite imagery, inferred from community mapping, or computed by this site. Not a disclosed figure. As of Jan 1, 202502.Confirmedderived
60 EIA-reported plants within 50 km.
Interconnection status: Not yet sourced
Contracted / committed power: Not yet sourced

Nearby infrastructure	Type	Distance	Voltage / capacity	Source
Nelson - Junction 345 kV & Plano - Junction 345 kV & Junction - Sugar Grove 138 kV · Commonwealth Edison	Transmission line	0.13 km	345 kV	[1]
Plano - Junction 345 kV & Junction - Sugar Grove 138 kV · Commonwealth Edison	Transmission line	0.15 km	345 kV	[1]
345 kV line · Commonwealth Edison	Transmission line	0.28 km	345 kV	[1]
Wolfs Crossing - Junction 345 kV · Commonwealth Edison	Transmission line	1.1 km	345 kV	[1]
Lombard - Junction 345 kV · Commonwealth Edison	Transmission line	1.18 km	345 kV	[1]
Junction - Aurora 345 kV & Junction - Wayne 345 kV · Commonwealth Edison	Transmission line	1.21 km	345 kV	[1]
Aurora · Aurora Generation LLC	Power plant (Natural Gas)	2.8 km	991 MW	[5]
Mrp Elgin LLC · Lincoln Operating Services, LLC	Power plant (Natural Gas)	22.8 km	489 MW	[5]
Mrp Rocky Road LLC · Lincoln Operating Services, LLC	Power plant (Natural Gas)	33.1 km	336 MW	[5]
Kendall County Generation Facility · Dynegy Kendall Energy LLC	Power plant (Natural Gas)	35.1 km	1.14 GW	[5]
Elwood Energy LLC · Elwood Energy LLC	Power plant (Natural Gas)	41 km	1.35 GW	[5]
Jackson Generation, LLC · Jackson Generation, LLC	Power plant (Natural Gas)	41.3 km	1.19 GW	[5]
Dresden Generating Station · Constellation Nuclear	Power plant (Nuclear)	45.1 km	1.8 GW	[5]
Cpv Three Rivers Energy Center · CPV Three Rivers, LLC	Power plant (Natural Gas)	47.2 km	1.22 GW	[5]
GFX Data Center Substation · Commonwealth Edison	Substation	0.32 km	138 kV	[1]
Electric Junction Substation · Commonwealth Edison	Substation	1.15 km	345 kV	[1]
Commonwealth Edison substation · Commonwealth Edison	Substation	2.65 km	345 kV	[1]
Commonwealth Edison substation · Commonwealth Edison	Substation	2.92 km	34.5 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

Announced
—
Land acquired
—
Permitting
—
Construction start
—
First operational
—
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]Est.Modeled, measured from satellite imagery, inferred from community mapping, or computed by this site. Not a disclosed figure. As of Oct 12, 2026.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

CyrusOne CHI2Operating · 216,500 sq ft footprint
CyrusOne CHI3Operating · 213,000 sq ft footprint
CyrusOne CHI1Operating · 277,100 sq ft footprint

All claims (provenance audit)

Field	Value	Source	Confidence	As of	Status
Status	Operating	[1] derived	Unverified	2026-10-12	Shown
Facility type	Colocation	[1] derived	Unverified	2026-10-12	Shown
Website	https://www.cyrusone.com/data-centers/north-america/aurora-il	[1]	Likely	2026-10-12	Shown
Operator	CyrusOneoperator=CyrusOne	[1]	Likely	2026-10-12	Shown
Utility	Commonwealth Edison (ComEd)territory 4110: COMMONWEALTH EDISON CO (INVESTOR OWNED, EXELON CORP)	[2] derived	Likely	2022	Shown
ISO / RTO	PJMPJM INTERCONNECTION, LLC	[3] derived	Likely	—	Shown
Balancing authority	PJM	[2] derived	Likely	—	Shown
Nearest mapped substation	GFX Data Center Substation (138 kV)way/486721268	[1] derived	Likely	2026-09-28	Shown
Distance to substation	0.3 km	[1] derived	Likely	2026-09-28	Shown
Highest-voltage line nearby	345 kV	[1] derived	Likely	2026-09-28	Shown
State avg. industrial price	11.87¢/kWh	[4]	Confirmed	2026-07	Shown
State avg. commercial price	15.19¢/kWh	[4]	Confirmed	2026-07	Shown
Generation within 50 km	9.21 GW	[5] derived	Confirmed	202502	Shown
Building footprint	169,400 sq ft	[1] derived	Likely	2026-10-12	Shown

Sources

[1]
OpenStreetMap — features tagged telecom=data_center or building=data_center
OpenStreetMap contributors · retrieved 2026-10-12 · ODbL 1.0
[2]
Electric Retail Service Territories (HIFLD, from EIA-861)
DHS HIFLD / U.S. EIA (via Esri Living Atlas) · retrieved 2026-09-28 · Public domain
[3]
Independent System Operators (HIFLD)
DHS HIFLD (via PNNL ArcGIS) · retrieved 2026-09-28 · Public domain
[4]
Electric Power Monthly, Table 5.6.A — Average price of electricity to ultimate customers by state (July 2026)
U.S. Energy Information Administration · retrieved 2026-10-12 · Public domain
[5]
Power Plants in the U.S. (EIA-860)
U.S. Energy Information Administration · retrieved 2026-10-12 · Public domain
[6]
ECHO air-program facilities, NAICS 518210 (data processing & hosting)
U.S. EPA Enforcement and Compliance History Online (ECHO) · retrieved 2026-10-12 · Public domain

Record links

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How to read this page

Every value is a claim from a cited source. When sources disagree, the most trustworthy claim is shown and the others are listed beneath it.

Confirmed primary source · Likely reputable secondary or modeled · Unverified inferred · Speculative weak evidence.

Evidence level: ConfirmedBacked by a filing, deed, permit, interconnection-queue record, or a government or utility record. filing, deed, permit or grid recordAnnouncedStated by the company or reported in the press; not yet backed by a filing or grid record. company or press claimEst.Modeled, measured from satellite imagery, inferred from community mapping, or computed by this site. Not a disclosed figure. satellite, model or map inferenceHow levels are assigned

derived computed by our pipeline; estimated a model estimate, not a disclosed figure. Methodology →