Datacenter (386)
DuPage County, IL
Source: OpenStreetMap
Datacenter (386) is a mapped data center in DuPage County, IL. DataCentersExposed has documented a 12,413 sq ft footprint at this site.
Reporting by Eric Keller · Updated Jun 14, 2026
Most sites are mapped — located but awaiting a second source. How we verify
Dot size = disclosed capacity (MW). Smallest = undisclosed, not small.
Overview
source: linkDatacenter (386) is a mapped data center in DuPage County, Illinois, tied to UChicago Argonne LLC. Its reported footprint is 12,413 square feet. The site draws power from Commonwealth Edison Co inside the PJM grid. Available records do not disclose ownership above UChicago Argonne LLC.
In the news
source: Google NewsData-center discussions in DuPage County
source: LocalView (CC0)Local-government meetings in this county that discussed data centers, each cued to the moment. From the public LocalView corpus of government meetings on YouTube — a county-level signal, not necessarily about this specific site.
Tax breaks & subsidies
source: Good Jobs First / GASB 77No per-deal tax break is linked to this site yet. No state discloses the recipient of a data-center abatement at the facility level, so per-site deals are rare in the public record. If you have a development agreement or board resolution for this site, send it to us.
Illinois reported $983.2M in Data Center Investment Program — state & local sales/use tax exemption (20 ILCS 605/605-1025; administered by DCEO) (2019-2024 (27 certified data centers; cumulative estimated exemption value)) (Illinois Department of Commerce and Economic Opportunity (DCEO)). Program-wide, not attributable to this site.
Water use
No public record of this facility's water use. We check state withdrawal reporting for self-supplied sites; municipally supplied sites only become visible through a public-records request to the local water utility — a per-facility request tool is coming. If you have a utility document for this site, send it to us.
EPA permits & violations
source: EPA ECHONo reported violations as of last sync.
What this site costs the grid
source: PJM RPM auction reportsPJM's capacity auction sets a $/MW-day price that utilities pass on to every household and business in the zone. This site sits in PJM's COMED pricing zone, where soaring data-center demand is a documented driver. See the full zone-by-zone breakdown →
Separately, a typical home in this zone pays an estimated $4 to $10/mo more on the capacity portion of its bill that PJM's market monitor attributes to data-center demand. See your address's full impact →
Air quality near this site
source: AirNowAir Quality Index from the nearest AirNow reporting area (South and West Suburbs (Chicago)), as of 2026-06-10. Regional context — not this facility's own emissions.
Who lives nearby
source: Census ACS 2023Demographics of the census tract this facility sits in (American Community Survey 5-year estimates). Environmental-justice context for who bears the local impacts.
Nearest school
source: HIFLD / NCESThe nearest public school, Anne M Jeans Elem School in Willowbrook, is 1.7 mi from this site (289 students).
Schools are sensitive receptors for the noise, backup-generator exhaust, and traffic a large data center brings. Straight-line distance to the nearest public school (HIFLD/NCES, US public schools only).
Hearings timeline
No public-hearing records linked to this site yet. We surface planning-commission and board-of-supervisors dates when a record names a facility. If you know of a hearing on this site, tell us.