Non-Compliance
Clean Water Act
STEVENSVILLE WASTE WATER TREATMENT PLANT
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
-
T9N R20W S27 NW
STEVENSVILLE, MT 59870
View on map ↗ - County
- RAVALLI County
- Industry
- Utilities
- NAICS (North American Industry Classification)
- 221320
- Inspections
- 1 · last Dec 20, 2022
- Total Penalties
- $0
- Registry ID
- 110011046992
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.
3
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 | Monitoring Violations - Improper Analysis or Lab Error | Dec 20, 2022 | Mar 8, 2023 | Resolved |
| cwa | Reporting Violations - Improper/ Incorrect Reporting | Dec 20, 2022 | Mar 8, 2023 | Resolved |
| cwa | Reporting Violations - Improper/ Incorrect Reporting | Mar 20, 2018 | Aug 1, 2018 | Resolved |
| cwa | Reporting Violations - Failure to submit required report (non-DMR non-pretreatment) | Mar 20, 2018 | Aug 1, 2018 | Resolved |
| cwa | Monitoring Violations - Analysis not Conducted | Aug 31, 2010 | Mar 8, 2012 | Resolved |
| cwa | Effluent Violations - Numeric effluent violation | Aug 31, 2010 | Mar 8, 2012 | Resolved |
| cwa | Reporting Violations - Improper/ Incorrect Reporting | Aug 31, 2010 | Mar 8, 2012 | Resolved |
| cwa | Monitoring Violations - Invalid/Unrepresentative Sample | Aug 31, 2010 | Mar 8, 2012 | Resolved |
| cwa | Monitoring Violations - Improper Analysis or Lab Error | Aug 31, 2010 | Mar 8, 2012 | Resolved |
| cwa | Management Practice Violations - Improper Operation and Maintenance | Aug 31, 2010 | Mar 8, 2012 | Resolved |
| cwa | Schedule Event unachieved but reported | Jul 31, 2010 | Nov 29, 2011 | Resolved |
| cwa | Schedule Event unachieved and not reported | Jul 31, 2010 | Nov 30, 2011 | Resolved |
| cwa | Schedule Event reported late | Jul 31, 2010 | — | Open |
| cwa | Schedule Event achieved late but reported | Jul 31, 2010 | — | Open |
| cwa | Schedule Event unachieved and not reported | Mar 31, 2008 | Nov 6, 2008 | Resolved |
| cwa | Schedule Event reported late | Mar 31, 2008 | — | Open |
| cwa | Schedule Event achieved late but reported | Mar 31, 2008 | — | Open |
| cwa | Schedule Event unachieved but reported | Mar 31, 2008 | Oct 24, 2008 | Resolved |
| cwa | Permit Violations - Violation Specified in Comment | Mar 30, 2004 | Mar 8, 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 |
|---|---|---|---|---|---|---|
| E. coli, MTEC-MF | DMR, Limited - Numeric Violation | 809.00 MPN/100mL | 630.00 | +28% | Dec 2024 | Open |
| E. coli, MTEC-MF | DMR, Limited - Numeric Violation | 2,420.00 MPN/100mL | 1,260.00 | +92% | Dec 2024 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 66.74 kg/d | 51.12 | +31% | Dec 2024 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 57.00 mg/L | 45.00 | +27% | Dec 2024 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 86.00 mg/L | 45.00 | +91% | Dec 2024 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 50.00 mg/L | 45.00 | +11% | Sep 2021 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 50.00 mg/L | 45.00 | +11% | Sep 2021 | Open |
| BOD, 5-day, percent removal | DMR, Limited - Numeric Violation | 83.00 % | 85.00 | +13% | Sep 2021 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 11.70 mg/L | 2.20 | +432% | Dec 2020 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 11.70 mg/L | 3.20 | +266% | Dec 2020 | Open |
| E. coli, MTEC-MF | DMR, Limited - Numeric Violation | 648.90 MPN/100mL | 252.00 | +158% | Aug 2019 | Open |
| Nitrite + Nitrate total [as N] | DMR, Limited - Numeric Violation | 12.00 mg/L | 10.00 | +20% | Jul 2017 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 2.75 mg/L | 2.20 | +25% | Mar 2017 | Open |
| Phosphorus, total [as P] | DMR, Limited - Numeric Violation | 4.41 kg/d | 4.13 | +7% | Aug 2016 | Open |
| Phosphorus, total [as P] | DMR, Limited - Numeric Violation | 9.76 kg/d | 5.58 | +75% | Aug 2016 | Open |
| E. coli, MTEC-MF | DMR, Limited - Numeric Violation | 1,409.99 MPN/100mL | 252.00 | +460% | Jul 2016 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 8.09 mg/L | 2.20 | +268% | Mar 2016 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 8.09 mg/L | 3.20 | +153% | Mar 2016 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 64.80 mg/L | 45.00 | +44% | Apr 2015 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 64.80 mg/L | 30.00 | +116% | Apr 2015 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 19.50 mg/L | 3.20 | +509% | Apr 2015 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 35.80 mg/L | 30.00 | +19% | Apr 2015 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 19.50 mg/L | 2.20 | +786% | Apr 2015 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 50.29 kg/d | 34.10 | +48% | Apr 2015 | Open |
| E. coli, MTEC-MF | DMR, Limited - Numeric Violation | 197.00 MPN/100mL | 126.00 | +56% | Apr 2015 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 2.28 mg/L | 2.20 | +4% | Mar 2015 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 2.55 mg/L | 2.20 | +16% | Jan 2015 | Open |
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