Non-Compliance
Clean Water Act
BRISCOE PETROLEUM - SNYDER PROJECT
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
-
LITTLE NINE MILE CREEK DRAINAGE
HARDIN, MT 59034
View on map ↗ - County
- BIG HORN County
- Inspections
- 1 · last Feb 25, 2025
- Total Penalties
- $0
- Registry ID
- 110062664059
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 | Reporting Violations - Improper/ Incorrect Reporting | Feb 25, 2025 | May 30, 2025 | Resolved |
| cwa | Effluent Violations - Numeric effluent violation | Feb 25, 2025 | May 30, 2025 | Resolved |
| cwa | Monitoring Violations - Frequency of Sampling Violation | Feb 25, 2025 | May 30, 2025 | Resolved |
| cwa | Reporting Violations - Failure to submit required report (non-DMR non-pretreatment) | Feb 25, 2025 | May 30, 2025 | 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 - Improper Analysis or Lab Error | Dec 14, 2018 | Feb 13, 2019 | Resolved |
| cwa | Monitoring Violations - Invalid/Unrepresentative Sample | Dec 14, 2018 | Feb 13, 2019 | 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 | 15.00 mg/L | 10.00 | +50% | Sep 2025 | Resolved |
| Oil & Grease | DMR, Limited - Numeric Violation | 21.00 mg/L | 10.00 | +110% | Jun 2025 | Resolved |
| Oil & Grease | DMR, Limited - Numeric Violation | 26.00 mg/L | 10.00 | +160% | Mar 2025 | Resolved |
| Oil & Grease | DMR, Limited - Numeric Violation | 29.00 mg/L | 10.00 | +190% | Dec 2024 | Resolved |
| Oil & Grease | DMR, Limited - Numeric Violation | 16.00 mg/L | 10.00 | +60% | Sep 2024 | Resolved |
| Oil & Grease | DMR, Limited - Numeric Violation | 16.00 mg/L | 10.00 | +60% | Jun 2024 | Resolved |
| Oil & Grease | DMR, Limited - Numeric Violation | 20.50 mg/L | 10.00 | +105% | Mar 2024 | Resolved |
| Oil & Grease | DMR, Limited - Numeric Violation | 21.90 mg/L | 10.00 | +119% | Dec 2023 | Resolved |
| Oil & Grease | DMR, Limited - Numeric Violation | 11.10 mg/L | 10.00 | +11% | Jun 2023 | Open |
| Oil & Grease | DMR, Limited - Numeric Violation | 14.20 mg/L | 10.00 | +42% | Sep 2022 | Open |
| Oil & Grease | DMR, Limited - Numeric Violation | 12.20 mg/L | 10.00 | +22% | Jun 2022 | Open |
| Oil and grease, hexane extr method | DMR, Limited - Numeric Violation | 10.60 mg/L | 10.00 | +6% | Jun 2020 | Open |
| Oil and grease, hexane extr method | DMR, Limited - Numeric Violation | 12.20 mg/L | 10.00 | +22% | Dec 2019 | 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-FID2992 · Apr 10, 2026
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