Non-Compliance
Clean Water Act
BILLINGS LOGAN INTERNATIONAL AIRPORT
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
-
1901 TERMINAL CIRCLE
BILLINGS, MT 59105
View on map ↗ - County
- YELLOWSTONE County
- Total Penalties
- $0
- Registry ID
- 110011048794
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.
7
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 | Feb 15, 2025 | — | Open |
| cwa | Schedule Event unachieved and not reported | Feb 15, 2025 | Nov 26, 2025 | Resolved |
| cwa | Schedule Event unachieved but reported | Feb 15, 2025 | Nov 26, 2025 | Resolved |
| cwa | Schedule Event achieved late but reported | Feb 15, 2025 | — | Open |
| cwa | WW Storm Water Non-Construction - Failure to submit required report (non-DMR) | Mar 25, 2019 | Jun 3, 2019 | Resolved |
| cwa | Reporting Violations - Improper/ Incorrect Reporting | Mar 25, 2019 | Jun 3, 2019 | Resolved |
| cwa | Monitoring Violations - Improper Analysis or Lab Error | Mar 25, 2019 | Jun 3, 2019 | Resolved |
| cwa | WW Storm Water Non-Construction - Failure to Conduct Inspections | Mar 25, 2019 | Jun 3, 2019 | Resolved |
| cwa | Schedule Event reported late | Feb 15, 2019 | — | Open |
| cwa | Schedule Event unachieved and not reported | Feb 15, 2019 | Mar 25, 2019 | Resolved |
| cwa | Schedule Event unachieved but reported | Feb 15, 2019 | Mar 25, 2019 | Resolved |
| cwa | Schedule Event achieved late but reported | Feb 15, 2019 | — | Open |
| cwa | WW Storm Water Non-Construction - Failure to Conduct Inspections | May 15, 2014 | Jul 22, 2014 | Resolved |
| cwa | WW Storm Water Non-Construction - Failure to develop any or adequate SWPPP/SWMP | May 15, 2014 | Jul 22, 2014 | Resolved |
| cwa | WW Storm Water Non-Construction - Failure to Monitor | May 15, 2014 | Jul 22, 2014 | Resolved |
| cwa | Effluent Violations - Numeric effluent violation | Dec 31, 2002 | Jun 30, 2007 | 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 |
|---|---|---|---|---|---|---|
| Chemical Oxygen Demand [COD] | DMR, Limited - Overdue | 269.00 mg/L | 120.00 | +124% | Mar 2016 | Resolved |
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