Coresite
427 LASALLE ST
Exact coordinate
Recorded as in service.
Status inferred from osm footprint+epa permit (Sun, 06 Se). No filing states it in as many words.
- Status
- Operating (inferred)
- Owner
- CoreSite
- Capacity
- not stated
- Location known to
- Exact coordinate
- County
- Cook County
- State
- Illinois
- Electric utility
- Not identified
- Grid operator
- PJM
Location and nearby
Coresite is on record as operating in Cook County, Illinois. 66 other campuses are on record within 25 miles, 15 of them within 5 miles. The nearest is 0.0 mi away, measured between approximate points.
Nearest of each kind: Operating 0.17 mi Under construction 2.1 mi Permitted 0.69 mi Proposed 0.0 mi
Nearest campuses on record
- 0.0 mi approximate
GI Partners Chicago Data Center
Proposed · Cook County, IL
- 0.17 mi
Operating · Cook County, IL
- 0.3 mi approximate
Operating · Cook County, IL
- 0.4 mi approximate
Operating · Cook County, IL
- 0.5 mi approximate
Operating · Cook County, IL
- 0.59 mi
Operating · Cook County, IL
What is on record
Owner
CoreSite Strong
The chain
-
permittee name as filed with EPA
CORESITE
EPA ECHO Exporter, all facilities (weekly refresh) · Sep 6, 2026
Filed by: CORESITE
- Address on file
- 427 LASALLE ST
- Capacity
- not stated
- Diesel generators
- Air permit on record IL000031600GVJ
- Water
- Not collected. State water withdrawal permits are not in this build.
- Electric utility
- More than one utility serves this county, and no filing we hold names which one
- Also recorded as
- American Tower Corporation · CORESITE · CoreSite · CoreSite Chicago Data Center (CH1) · CoreSite, LLC
How the status changed
- Operating Mar 24, 2025 inferred
osm footprint
Overpass data_center query, tile conus-c2 bbox 24.0,-95.0,50.0,-85.0
- Operating Mar 24, 2025 inferred
OSM footprint plus EPA permit
Overpass data_center query, tile conus-c2 bbox 24.0,-95.0,50.0,-85.0
- Operating Jun 17, 2026 inferred
DCE status 'operating'
- Permitted Sep 6, 2026
epa air permit active
About this data
Evidence
Primary record
A government filing, a federal permit, an assessor parcel or the operator’s own page.
Location known to
Exact coordinate
A coordinate as filed with a government agency.
Independent sources
3
directory, federal permit, osm footprint. Directories count once between them, because they copy each other.
Spotted something wrong? Tell us and we will fix it.
Where this comes from
3 source records back this page. Each row is a document we retrieved and kept, so a claim can be checked against the original.
| Document | Role | Row | Date |
|---|---|---|---|
| EPA ECHO Exporter, all facilities (weekly refresh) US | Primary | REGISTRY_ID=110036144464 | Sep 6, 2026 last changed on the server |
| Overpass data_center query, tile conus-c2 bbox 24.0,-95.0,50.0,-85.0 US | Primary | osm=node/11098469355 | Mar 24, 2025 stated in the file |
| dce tracker export (© DataCentersExposed contributors, datacentersexposed.com, ODbL 1.0. Contains data © OpenStreetMap contributors.) US | Primary | slug=coresite-chicago-data-center-ch1-osmnode-11098469355 | Jun 17, 2026 last changed on the server |
© DataCentersExposed contributors, datacentersexposed.com, ODbL 1.0. Contains data © OpenStreetMap contributors.
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