Non-Compliance
Clean Water Act
CITY OF ROUNDUP 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
-
US HWY 12 E 0.12 MI FROM ROUNDUP
ROUNDUP, MT 59072
View on map ↗ - County
- MUSSELSHELL County
- Total Penalties
- $0
- Registry ID
- 110011046689
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 | Schedule Event unachieved and not reported | Jan 31, 2026 | Mar 3, 2026 | Resolved |
| cwa | Management Practice Violations - Failure to Maintain Records | Oct 15, 2020 | Sep 27, 2022 | Resolved |
| cwa | Reporting Violations - Improper/ Incorrect Reporting | Oct 15, 2020 | Sep 27, 2022 | Resolved |
| cwa | Reporting Violations - Late Submittal of DMRs | Feb 12, 2015 | Jun 8, 2015 | Resolved |
| cwa | Monitoring Violations - Improper Analysis or Lab Error | Feb 12, 2015 | Jun 8, 2015 | Resolved |
| cwa | Management Practice Violations - Failure to Maintain Records | Feb 12, 2015 | Jun 8, 2015 | Resolved |
| cwa | Monitoring Violations - Invalid/Unrepresentative Sample | Feb 12, 2015 | Jun 8, 2015 | Resolved |
| cwa | Reporting Violations - Improper/ Incorrect Reporting | Feb 12, 2015 | Jun 8, 2015 | Resolved |
| cwa | Effluent Violations - Numeric effluent violation | Feb 12, 2015 | Jun 8, 2015 | Resolved |
| cwa | Reporting Violations - Failure to submit required report (non-DMR non-pretreatment) | Dec 20, 2010 | Jan 24, 2011 | Resolved |
| cwa | Monitoring Violations - Frequency of Sampling Violation | Dec 20, 2010 | Jan 24, 2011 | Resolved |
| cwa | Monitoring Violations - Analysis not Conducted | Dec 20, 2010 | Jan 24, 2011 | Resolved |
| cwa | Management Practice Violations - Failure to Maintain Records | Dec 20, 2010 | Jan 24, 2011 | Resolved |
| cwa | Schedule Event unachieved but reported | Dec 31, 2009 | Dec 28, 2010 | Resolved |
| cwa | Schedule Event achieved late but reported | Dec 31, 2009 | — | Open |
| cwa | Schedule Event reported late | Dec 31, 2009 | — | Open |
| cwa | Schedule Event unachieved and not reported | Dec 31, 2009 | Jan 24, 2011 | Resolved |
| cwa | Schedule Event reported late | Jun 1, 2009 | — | Open |
| cwa | Schedule Event achieved late but reported | Jun 1, 2009 | — | Open |
| cwa | Schedule Event unachieved and not reported | Mar 31, 2003 | Jun 29, 2003 | Resolved |
| cwa | Permit Violations - Violation Specified in Comment | Nov 22, 2002 | Jan 24, 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 |
|---|---|---|---|---|---|---|
| E. coli, MTEC-MF | DMR, Limited - Numeric Violation | 690.00 MPN/100mL | 252.00 | +174% | Sep 2025 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 49.00 mg/L | 45.00 | +9% | May 2025 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 75.00 mg/L | 65.00 | +15% | Apr 2025 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 75.00 mg/L | 45.00 | +67% | Apr 2025 | Open |
| Solids, suspended percent removal | DMR, Limited - Numeric Violation | 56.00 % | 65.00 | +26% | Apr 2025 | Open |
| E. coli, MTEC-MF | DMR, Limited - Numeric Violation | 320.00 MPN/100mL | 252.00 | +27% | Aug 2024 | Open |
| E. coli, MTEC-MF | DMR, Limited - Numeric Violation | 10,000.00 MPN/100mL | 252.00 | +3,868% | Jul 2024 | Open |
| E. coli, MTEC-MF | DMR, Limited - Numeric Violation | 162.70 MPN/100mL | 126.00 | +29% | Jul 2024 | Open |
| E. coli, MTEC-MF | DMR, Limited - Numeric Violation | 340.00 MPN/100mL | 252.00 | +35% | Jun 2024 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 48.00 mg/L | 45.00 | +7% | May 2024 | Open |
| Carbonaceous BOD, 5 day, 20 deg C filtrd | DMR, Limited - Numeric Violation | 29.00 mg/L | 25.00 | +16% | May 2024 | Resolved |
| Solids, total suspended | DMR, Limited - Numeric Violation | 59.00 mg/L | 45.00 | +31% | Apr 2024 | Open |
| Carbonaceous BOD, 5 day, 20 deg C filtrd | DMR, Limited - Numeric Violation | 260.00 mg/L | 40.00 | +550% | Jan 2024 | Open |
| Carbonaceous BOD, 5 day, 20 deg C filtrd | DMR, Limited - Numeric Violation | 120.08 kg/d | 30.28 | +297% | Jan 2024 | Resolved |
| BOD, carbonaceous, percent removal | DMR, Limited - Numeric Violation | 0.00 % | 85.00 | +99,999% | Jan 2024 | Open |
| Carbonaceous BOD, 5 day, 20 deg C filtrd | DMR, Limited - Numeric Violation | 120.08 kg/d | 48.49 | +148% | Jan 2024 | Open |
| Carbonaceous BOD, 5 day, 20 deg C filtrd | DMR, Limited - Numeric Violation | 260.00 mg/L | 25.00 | +940% | Jan 2024 | Resolved |
| Carbonaceous BOD, 5 day, 20 deg C filtrd | DMR, Limited - Numeric Violation | 44.00 mg/L | 40.00 | +10% | Dec 2023 | Open |
| Carbonaceous BOD, 5 day, 20 deg C filtrd | DMR, Limited - Numeric Violation | 44.00 mg/L | 25.00 | +76% | Dec 2023 | Resolved |
| Carbonaceous BOD, 5 day, 20 deg C filtrd | DMR, Limited - Numeric Violation | 51.00 mg/L | 40.00 | +28% | Nov 2023 | Open |
| BOD, carbonaceous, percent removal | DMR, Limited - Numeric Violation | 80.40 % | 85.00 | +31% | Nov 2023 | Open |
| Carbonaceous BOD, 5 day, 20 deg C filtrd | DMR, Limited - Numeric Violation | 51.00 mg/L | 25.00 | +104% | Nov 2023 | Resolved |
| Carbonaceous BOD, 5 day, 20 deg C filtrd | DMR, Limited - Numeric Violation | 43.00 mg/L | 25.00 | +72% | Oct 2023 | Resolved |
| BOD, carbonaceous, percent removal | DMR, Limited - Numeric Violation | 80.50 % | 85.00 | +30% | Oct 2023 | Open |
| Carbonaceous BOD, 5 day, 20 deg C filtrd | DMR, Limited - Numeric Violation | 43.00 mg/L | 40.00 | +8% | Oct 2023 | Open |
| Carbonaceous BOD, 5 day, 20 deg C filtrd | DMR, Limited - Numeric Violation | 57.00 mg/L | 25.00 | +128% | Jun 2023 | Resolved |
| Carbonaceous BOD, 5 day, 20 deg C filtrd | DMR, Limited - Numeric Violation | 35.59 kg/d | 30.28 | +18% | Jun 2023 | Resolved |
| BOD, carbonaceous, percent removal | DMR, Limited - Numeric Violation | 68.30 % | 85.00 | +111% | Jun 2023 | Open |
| Carbonaceous BOD, 5 day, 20 deg C filtrd | DMR, Limited - Numeric Violation | 57.00 mg/L | 40.00 | +43% | Jun 2023 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 145.00 mg/L | 45.00 | +222% | May 2023 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 145.00 mg/L | 65.00 | +123% | May 2023 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 66.42 kg/d | 54.53 | +22% | May 2023 | Open |
| Carbonaceous BOD, 5 day, 20 deg C filtrd | DMR, Limited - Numeric Violation | 36.00 mg/L | 25.00 | +44% | May 2023 | Resolved |
| Solids, suspended percent removal | DMR, Limited - Numeric Violation | 43.70 % | 65.00 | +61% | May 2023 | Open |
| Carbonaceous BOD, 5 day, 20 deg C filtrd | DMR, Limited - Numeric Violation | 77.00 mg/L | 40.00 | +93% | Apr 2023 | Open |
| Carbonaceous BOD, 5 day, 20 deg C filtrd | DMR, Limited - Numeric Violation | 77.00 mg/L | 25.00 | +208% | Apr 2023 | Resolved |
| BOD, carbonaceous, percent removal | DMR, Limited - Numeric Violation | 82.00 % | 85.00 | +20% | Apr 2023 | Open |
| BOD, carbonaceous, percent removal | DMR, Limited - Numeric Violation | 63.50 % | 85.00 | +143% | Mar 2023 | Open |
| Carbonaceous BOD, 5 day, 20 deg C filtrd | DMR, Limited - Numeric Violation | 84.00 mg/L | 25.00 | +236% | Mar 2023 | Resolved |
| Carbonaceous BOD, 5 day, 20 deg C filtrd | DMR, Limited - Numeric Violation | 41.63 kg/d | 30.28 | +37% | Mar 2023 | Resolved |
| Carbonaceous BOD, 5 day, 20 deg C filtrd | DMR, Limited - Numeric Violation | 84.00 mg/L | 40.00 | +110% | Mar 2023 | Open |
| Carbonaceous BOD, 5 day, 20 deg C filtrd | DMR, Limited - Numeric Violation | 44.00 mg/L | 40.00 | +10% | Dec 2022 | Open |
| BOD, carbonaceous, percent removal | DMR, Limited - Numeric Violation | 84.30 % | 85.00 | +5% | Dec 2022 | Open |
| Carbonaceous BOD, 5 day, 20 deg C filtrd | DMR, Limited - Numeric Violation | 44.00 mg/L | 25.00 | +76% | Dec 2022 | Resolved |
| E. coli, MTEC-MF | DMR, Limited - Numeric Violation | 370.00 MPN/100mL | 252.00 | +47% | Aug 2022 | Open |
| Carbonaceous BOD, 5 day, 20 deg C filtrd | DMR, Limited - Numeric Violation | 27.00 mg/L | 25.00 | +8% | Jun 2022 | Resolved |
| Solids, total suspended | DMR, Limited - Numeric Violation | 49.00 mg/L | 45.00 | +9% | Jun 2022 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 77.00 mg/L | 45.00 | +71% | May 2022 | Open |
| Carbonaceous BOD, 5 day, 20 deg C filtrd | DMR, Limited - Numeric Violation | 214.15 kg/d | 48.49 | +342% | May 2022 | Open |
| Carbonaceous BOD, 5 day, 20 deg C filtrd | DMR, Limited - Numeric Violation | 560.00 mg/L | 25.00 | +2,140% | May 2022 | Resolved |
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-FID2742 · Sep 27, 2022
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