Nalco Water
505 N RAILROAD AVE
Exact coordinate
A permit or approval is on record. Construction may not have started.
- Status
- Permitted
- Owner
- Owner not independently traced
- Capacity
- not stated
- Location known to
- Exact coordinate
- County
- Cook County
- State
- Illinois
- Electric utility
- Not identified
- Grid operator
- PJM
Location and nearby
Nalco Water is on record as permitted in Cook County, Illinois. 80 other campuses are on record within 25 miles, 9 of them within 5 miles. The nearest is 0.38 mi away.
Nearest of each kind: Operating 0.38 mi Under construction 15.6 mi Permitted 2.6 mi Proposed 1.0 mi
Nearest campuses on record
- 0.38 mi
Microsoft Corp-Chicago Data Center
Operating · Cook County, IL
- 0.52 mi
Operating · Cook County, IL
- 1.0 mi approximate
Proposed · Cook County, IL
- 2.6 mi
Permitted · Cook County, IL
- 2.7 mi
Operating · Cook County, IL
- 4.1 mi approximate
Permitted · DuPage County, IL
What is on record
Owner
Owner not independently traced
Listed as Ascent, LLC by DataCentersExposed. We have not verified that against a filing.
What the signal was
-
dce directory attribution
Ascent, LLC
dce tracker export (© DataCentersExposed contributors, datacentersexposed.com, ODbL 1.0. Contains data © OpenStreetMap contributors.) · Jun 17, 2026
Filed by: NALCO WATER
- Address on file
- 505 N RAILROAD AVE
- Capacity
- not stated
- Diesel generators
- Air permit on record IL000031471ADR
- 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
- Ascent - CH2 · Ascent, LLC · NALCO WATER
How the status changed
- Operating Jun 17, 2026 inferred
DCE status 'mapped' (located only, single source)
- 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
2
directory, federal permit. Directories count once between them, because they copy each other.
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Where this comes from
2 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=110070029337 | Sep 6, 2026 last changed on the server |
| dce tracker export (© DataCentersExposed contributors, datacentersexposed.com, ODbL 1.0. Contains data © OpenStreetMap contributors.) US | Primary | slug=ascent-ch2-pdb-2770 | Jun 17, 2026 last changed on the server |
© DataCentersExposed contributors, datacentersexposed.com, ODbL 1.0. Contains data © OpenStreetMap contributors.
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