Non-Compliance
Clean Water Act
ENNIS WWTP
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
-
T5S R1W S34SW
ENNIS, MT 59729
View on map ↗ - County
- MADISON County
- Inspections
- 1 · last Jan 10, 2022
- Total Penalties
- $0 · last Nov 28, 2012
- Registry ID
- 110022855187
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.
5
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 | Reporting Violations - Improper/ Incorrect Reporting | Jan 10, 2022 | Feb 28, 2022 | Resolved |
| cwa | Management Practice Violations - Failure to Maintain Records | Jan 11, 2017 | Apr 5, 2017 | Resolved |
| cwa | Monitoring Violations - No Flow Measurement Device | Jan 11, 2017 | Apr 5, 2017 | Resolved |
| cwa | Reporting Violations - Improper/ Incorrect Reporting | Jan 11, 2017 | Apr 5, 2017 | Resolved |
| cwa | Monitoring Violations - Improper Analysis or Lab Error | Jan 11, 2017 | Apr 5, 2017 | Resolved |
| cwa | Permit Violations - Violation Specified in Comment | Feb 10, 2011 | May 31, 2011 | Resolved |
| cwa | Effluent Violations - Numeric effluent violation | Feb 10, 2011 | May 31, 2011 | Resolved |
| cwa | Monitoring Violations - Analysis not Conducted | Feb 10, 2011 | May 31, 2011 | Resolved |
| cwa | Reporting Violations - Improper/ Incorrect Reporting | Feb 10, 2011 | May 31, 2011 | Resolved |
| cwa | Reporting Violations - Late Submittal of DMRs | Feb 10, 2011 | May 31, 2011 | Resolved |
| cwa | Permit Violations - CWA §308 Failure to submit required permit application information | Feb 10, 2011 | May 31, 2011 | Resolved |
| cwa | WW SSO - Failure to report violation that may endanger public health 122.41(l)(7) | Feb 10, 2011 | May 31, 2011 | Resolved |
| cwa | Monitoring Violations - Invalid/Unrepresentative Sample | Feb 10, 2011 | May 31, 2011 | Resolved |
| cwa | Management Practice Violations - Failure to Maintain Records | Feb 10, 2011 | May 31, 2011 | Resolved |
| cwa | Schedule Event reported late | Jun 20, 2010 | — | Open |
| cwa | WW SSO - Overflow to Dry Land or Building Backup | Jun 14, 2010 | May 31, 2011 | 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 - Numeric Violation | 55.00 mg/L | 45.00 | +22% | Apr 2025 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 88.00 mg/L | 65.00 | +35% | Apr 2024 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 88.00 mg/L | 45.00 | +96% | Apr 2024 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 74.00 mg/L | 45.00 | +64% | May 2021 | Resolved |
| Solids, total suspended | DMR, Limited - Numeric Violation | 74.00 mg/L | 65.00 | +14% | May 2021 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 64.00 mg/L | 45.00 | +42% | Apr 2021 | Resolved |
| Solids, total suspended | DMR, Limited - Numeric Violation | 67.00 mg/L | 45.00 | +49% | Jun 2020 | Resolved |
| Solids, total suspended | DMR, Limited - Numeric Violation | 67.00 mg/L | 65.00 | +3% | Jun 2020 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 78.00 mg/L | 45.00 | +73% | May 2020 | Resolved |
| Solids, total suspended | DMR, Limited - Numeric Violation | 78.00 mg/L | 65.00 | +20% | May 2020 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 67.00 mg/L | 45.00 | +49% | Nov 2019 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 67.00 mg/L | 65.00 | +3% | Nov 2019 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 49.40 mg/L | 45.00 | +10% | Oct 2019 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 11.77 kg/d | 11.35 | +4% | Sep 2019 | Resolved |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 23.61 kg/d | 11.35 | +108% | Aug 2019 | Resolved |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 42.00 mg/L | 30.00 | +40% | Aug 2019 | Resolved |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 46.00 mg/L | 30.00 | +53% | Jul 2019 | Resolved |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 46.00 mg/L | 45.00 | +2% | Jul 2019 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 26.49 kg/d | 11.35 | +133% | Jul 2019 | Resolved |
| BOD, 5-day, percent removal | DMR, Limited - Numeric Violation | 81.00 % | 85.00 | +27% | Jul 2019 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 12.03 kg/d | 11.35 | +6% | Jun 2019 | Resolved |
| Solids, total suspended | DMR, Limited - Numeric Violation | 61.00 mg/L | 45.00 | +36% | Jun 2019 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 46.00 mg/L | 45.00 | +2% | Jul 2018 | Resolved |
| Solids, total suspended | DMR, Limited - Numeric Violation | 140.00 mg/L | 45.00 | +211% | May 2018 | Resolved |
| Solids, total suspended | DMR, Limited - Numeric Violation | 52.25 kg/d | 38.59 | +35% | May 2018 | Resolved |
| Solids, total suspended | DMR, Limited - Numeric Violation | 140.00 mg/L | 65.00 | +115% | May 2018 | Open |
| Solids, suspended percent removal | DMR, Limited - Numeric Violation | 27.00 % | 65.00 | +109% | May 2018 | Open |
| BOD, 5-day, percent removal | DMR, Limited - Numeric Violation | 84.00 % | 85.00 | +7% | May 2018 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 94.00 mg/L | 45.00 | +109% | Apr 2018 | Resolved |
| Solids, total suspended | DMR, Limited - Numeric Violation | 94.00 mg/L | 65.00 | +45% | Apr 2018 | Open |
| Solids, suspended percent removal | DMR, Limited - Numeric Violation | 57.00 % | 65.00 | +23% | Apr 2018 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 56.00 mg/L | 45.00 | +24% | Jun 2016 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 33.00 mg/L | 30.00 | +10% | May 2015 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 52.00 mg/L | 45.00 | +16% | Apr 2015 | 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-FID2062 · Aug 2, 2011
$100
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