Safety Incidents OSHA Severe Injury Reports · 2015–2025
4,113,118Inspections Most recent open 2026-07-13 Last loaded 2026-07-17

CHICAGO HEIGHTS, IL —

OSHA Inspection: KEYSTONE-CALUMET, INC.

Planned inspection · Health discipline

At a glance

On , OSHA opened a planned health inspection of KEYSTONE-CALUMET, INC. in P.O. BOX 726, 317 E. 11TH STREET, CHICAGO HEIGHTS, IL 60411 (NAICS 331111). OSHA activity number 312594690.

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Where did this inspection happen?

Establishment
KEYSTONE-CALUMET, INC.
Site address
P.O. BOX 726, 317 E. 11TH STREET
City
CHICAGO HEIGHTS
State
IL
ZIP
60411

What kind of inspection was it?

Inspection type
Planned (H)
Scope
No inspection (D)
Discipline
Health
Advance notice
No
Union status
N

When did the case open and close?

Opened
Closing conference
Case closed
Last modified
Data loaded

Establishment context

NAICS code
331111
SIC code (legacy)
3312
Ownership type
A

Citations

No citations on file for this inspection. OSHA's citation feed is backfilled in rolling windows; this inspection may have been closed without violations, or its citation rows may not have been ingested yet.

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Source

This record is reproduced from the U.S. Department of Labor Open Data API (OSHA inspection dataset). The original IMIS detail view is available at OSHA's Establishment Search for activity number 312594690.