Non-Compliance
Clean Air Act
Clean Water Act
CHICAGO - DEPT OF AVIATION
Quick Summary
- •Currently out of compliance in at least one environmental program (CAA, CWA, or RCRA).
- •Assessed $0 in total penalties since records began.
- Address
-
O'HARE AIRPORT TERMINAL 2
CHICAGO, IL 60666
View on map ↗ - County
- COOK County
- Industry
- Transportation and Warehousing
- NAICS (North American Industry Classification)
- 488119
- Inspections
- 2 · last Mar 20, 2025
- Total Penalties
- $0 · last Mar 10, 2008
- Registry ID
- 110009989799
Compliance Status (Last 12 Quarters)
Number of calendar quarters, out of the last 12, in which this facility was in violation of its permit. Zero means no recorded violations in that program over the past three years.
0
Air (CAA)
Qtrs Non-Compliant
Qtrs Non-Compliant
2
Water (CWA)
Qtrs Non-Compliant
Qtrs Non-Compliant
Compliance Violations
Individual permit violations recorded by the EPA across air, water, and hazardous waste programs. Open violations are unresolved as of the most recent ECHO data update.
| Program | Type | Violation Date | Return to Compliance | Status |
|---|---|---|---|---|
| cwa | Schedule Event reported late | Jun 15, 2025 | — | Open |
| cwa | Schedule Event achieved late but reported | Jun 15, 2025 | — | Open |
| cwa | Schedule Event achieved late but reported | Jun 15, 2023 | — | Open |
| cwa | Permit Violations - Discharge Without a Valid Permit | Aug 1, 2018 | Oct 22, 2018 | Resolved |
| cwa | Schedule Event achieved late but reported | Jun 15, 2014 | — | Open |
| cwa | Schedule Event reported late | Jun 15, 2010 | — | Open |
| cwa | Schedule Event achieved late but reported | Jun 15, 2010 | — | Open |
| cwa | Schedule Event unachieved but reported | Jun 15, 2010 | Jun 14, 2013 | Resolved |
| cwa | Schedule Event unachieved and not reported | Jun 15, 2010 | Jun 14, 2013 | Resolved |
| cwa | Schedule Event reported late | Jun 15, 2009 | — | Open |
| cwa | Schedule Event achieved late but reported | Jun 15, 2009 | — | Open |
| cwa | Schedule Event unachieved but reported | Jun 15, 2009 | Dec 31, 2009 | Resolved |
| cwa | Schedule Event unachieved and not reported | Jun 15, 2009 | Dec 31, 2009 | Resolved |
| cwa | Schedule Event unachieved and not reported | Jun 15, 2009 | Dec 31, 2009 | Resolved |
| cwa | Schedule Event reported late | Jun 15, 2009 | — | Open |
| cwa | Schedule Event achieved late but reported | Jun 15, 2009 | — | Open |
| cwa | Schedule Event unachieved but reported | Jun 15, 2009 | Dec 31, 2009 | Resolved |
| cwa | Schedule Event unachieved and not reported | Jun 15, 2008 | Dec 31, 2008 | Resolved |
| cwa | Schedule Event reported late | Jun 15, 2008 | — | Open |
| cwa | Schedule Event achieved late but reported | Jun 15, 2008 | — | Open |
| cwa | Schedule Event unachieved but reported | Jun 15, 2008 | Dec 31, 2008 | Resolved |
| cwa | Schedule Event unachieved and not reported | Oct 20, 2001 | Sep 30, 2002 | Resolved |
| cwa | Schedule Event unachieved and not reported | Oct 20, 2000 | Sep 30, 2001 | Resolved |
| cwa | Schedule Event unachieved and not reported | Jan 20, 2000 | Sep 30, 2000 | Resolved |
| cwa | Schedule Event unachieved and not reported | Apr 20, 1999 | Sep 30, 1999 | Resolved |
| cwa | Schedule Event unachieved and not reported | Jan 20, 1999 | Sep 30, 1999 | Resolved |
| cwa | Schedule Event unachieved and not reported | Oct 20, 1998 | Sep 30, 1999 | Resolved |
| cwa | Schedule Event unachieved and not reported | Jul 20, 1998 | Sep 30, 1998 | Resolved |
| cwa | Schedule Event unachieved and not reported | Jan 20, 1998 | Sep 30, 1998 | Resolved |
| cwa | Schedule Event unachieved and not reported | Oct 20, 1997 | Sep 30, 1998 | Resolved |
| cwa | Schedule Event unachieved and not reported | Jul 20, 1997 | Sep 30, 1997 | Resolved |
| cwa | Schedule Event unachieved and not reported | Jun 1, 1997 | Sep 30, 1997 | Resolved |
| cwa | Schedule Event unachieved and not reported | Apr 20, 1997 | Sep 30, 1997 | Resolved |
| cwa | Schedule Event unachieved and not reported | Oct 20, 1996 | Sep 30, 1997 | Resolved |
| cwa | Schedule Event achieved late but reported | Dec 7, 1987 | — | Open |
| cwa | Schedule Event unachieved and not reported | Dec 7, 1987 | Jan 26, 1988 | Resolved |
Discharge Limit Exceedances
Instances where this facility's reported discharge monitoring results exceeded its permitted limits under the Clean Water Act. Exceedance percentage shows how far over the permit limit the discharge was.
| Pollutant | Violation | Reported | Limit | Exceedance | Period | Status |
|---|---|---|---|---|---|---|
| Solids, total suspended | DMR, Limited - Overdue | 39.00 mg/L | 15.00 | +160% | Jun 2018 | Resolved |
| Solids, total suspended | DMR, Limited - Numeric Violation | 39.00 mg/L | 15.00 | +160% | Jun 2018 | Open |
| Solids, total suspended | DMR, Limited - Overdue | 50.00 mg/L | 30.00 | +67% | Jun 2018 | Resolved |
| Solids, total suspended | DMR, Limited - Numeric Violation | 50.00 mg/L | 30.00 | +67% | Jun 2018 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 150.00 mg/L | 40.00 | +275% | Sep 2015 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 24.60 mg/L | 20.00 | +23% | Sep 2015 | Open |
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