Non-Compliance
Clean Water Act
CAT CREEK MOSBY ELLIS SAND UNIT
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
-
CAT CREEK
WINNETT, MT 59087
View on map ↗ - County
- PETROLEUM County
- Inspections
- 1 · last Jan 30, 2025
- Total Penalties
- $0 · last Sep 15, 2017
- Registry ID
- 110009860766
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.
12
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 unachieved and not reported | Feb 11, 2026 | Mar 14, 2026 | Resolved |
| cwa | Schedule Event unachieved and not reported | Feb 11, 2025 | Mar 14, 2025 | Resolved |
| cwa | Schedule Event unachieved and not reported | Feb 11, 2024 | Mar 13, 2024 | Resolved |
| cwa | Schedule Event unachieved and not reported | Feb 11, 2023 | Mar 14, 2023 | Resolved |
| cwa | Monitoring Violations - Frequency of Sampling Violation | Aug 1, 2017 | Aug 25, 2017 | Resolved |
| cwa | Reporting Violations - Failure to Submit DMRs | Aug 1, 2017 | Aug 25, 2017 | Resolved |
| cwa | Schedule Event unachieved and not reported | Nov 30, 2015 | Dec 31, 2015 | Resolved |
| cwa | Reporting Violations - Failure to Submit DMRs | Oct 22, 2015 | Nov 16, 2015 | Resolved |
| cwa | Monitoring Violations - Analysis not Conducted | Oct 22, 2015 | Nov 16, 2015 | Resolved |
| cwa | Schedule Event unachieved and not reported | Mar 1, 2014 | Oct 17, 2017 | Resolved |
| cwa | Schedule Event unachieved and not reported | Mar 1, 2014 | Oct 17, 2017 | Resolved |
| cwa | Schedule Event unachieved and not reported | Feb 15, 2014 | Oct 17, 2017 | Resolved |
| cwa | Schedule Event unachieved and not reported | Feb 15, 2014 | Oct 17, 2017 | Resolved |
| cwa | Schedule Event unachieved and not reported | Feb 15, 2014 | Oct 17, 2017 | Resolved |
| cwa | Schedule Event unachieved and not reported | Feb 15, 2014 | Oct 17, 2017 | Resolved |
| cwa | Schedule Event unachieved and not reported | Feb 15, 2014 | Oct 17, 2017 | Resolved |
| cwa | Effluent Violations - Inspection sample above historic DMR range | Jan 26, 2012 | Mar 27, 2012 | Resolved |
| cwa | Monitoring Violations - Analysis not Conducted | Jan 26, 2012 | Nov 21, 2012 | Resolved |
| cwa | Monitoring Violations - Frequency of Sampling Violation | Jan 26, 2012 | Nov 21, 2012 | Resolved |
| cwa | Reporting Violations - Failure to Submit DMRs | Jan 26, 2012 | Nov 21, 2012 | Resolved |
| cwa | Management Practice Violations - Failure to Maintain Records | Jan 26, 2012 | Nov 21, 2012 | Resolved |
| cwa | Reporting Violations - Late Submittal of DMRs | Jan 26, 2012 | Nov 21, 2012 | Resolved |
| cwa | Reporting Violations - Improper/ Incorrect Reporting | Jan 26, 2012 | Nov 21, 2012 | 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 |
|---|---|---|---|---|---|---|
| Oil & Grease | DMR, Limited - Numeric Violation | 19.00 mg/L | 10.00 | +90% | Dec 2025 | Resolved |
| Oil & Grease | DMR, Limited - Numeric Violation | 36.00 mg/L | 10.00 | +260% | Sep 2025 | Resolved |
| Oil and grease, hexane extr method | DMR, Limited - Numeric Violation | 19.00 mg/L | 10.00 | +90% | Dec 2021 | Open |
| Oil and grease, hexane extr method | DMR, Limited - Numeric Violation | 26.00 mg/L | 10.00 | +160% | Jun 2020 | Open |
Enforcement Actions
Formal enforcement cases brought by the EPA or state agencies, including administrative orders and civil penalties assessed. Penalty amounts reflect what was formally assessed, not necessarily what was collected.
State Administrative Order of Consent
Clean Water Act
· Case MT-FID2234 · Dec 31, 2013
$66,835
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