Non-Compliance
Clean Water Act
OTTERVILLE WWTF
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
-
OLD HWY 50
OTTERVILLE, MO 65348
View on map ↗ - County
- COOPER County
- Inspections
- 3 · last Aug 28, 2025
- Total Penalties
- $0
- Registry ID
- 110009695918
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.
11
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 achieved late but reported | Jan 28, 2026 | — | Open |
| cwa | Reporting Violations - Improper/ Incorrect Reporting | Sep 19, 2025 | — | Open |
| cwa | Effluent Violations - Numeric effluent violation | Sep 19, 2025 | — | Open |
| cwa | Schedule Event unachieved and not reported | Aug 11, 2025 | Sep 11, 2025 | Resolved |
| cwa | Schedule Event unachieved and not reported | Jul 12, 2025 | Oct 11, 2025 | Resolved |
| cwa | Effluent Violations - Numeric effluent violation | Mar 21, 2022 | — | Open |
| cwa | Effluent Violations - Numeric effluent violation | Dec 30, 2021 | Jan 25, 2022 | Resolved |
| cwa | Reporting Violations - Failure to submit required report (non-DMR non-pretreatment) | Sep 30, 2021 | — | Open |
| cwa | Reporting Violations - Improper/ Incorrect Reporting | Jun 30, 2021 | Jul 6, 2021 | Resolved |
| cwa | Schedule Event unachieved but reported | Apr 28, 2021 | — | Open |
| cwa | Schedule Event unachieved and not reported | Apr 28, 2021 | — | Open |
| cwa | Schedule Event reported late | Apr 28, 2021 | — | Open |
| cwa | Schedule Event achieved late but reported | Apr 28, 2021 | — | Open |
| cwa | Schedule Event unachieved and not reported | Jan 28, 2021 | Jul 6, 2021 | Resolved |
| cwa | Schedule Event unachieved but reported | Jan 28, 2021 | Jul 6, 2021 | Resolved |
| cwa | Schedule Event achieved late but reported | Jan 28, 2021 | — | Open |
| cwa | Schedule Event reported late | Jan 28, 2021 | — | Open |
| cwa | Schedule Event unachieved but reported | Oct 28, 2020 | Jul 6, 2021 | Resolved |
| cwa | Schedule Event reported late | Oct 28, 2020 | — | Open |
| cwa | Schedule Event unachieved and not reported | Oct 28, 2020 | Jul 6, 2021 | Resolved |
| cwa | Schedule Event achieved late but reported | Oct 28, 2020 | — | Open |
| cwa | Management Practice Violations - Improper Operation and Maintenance | Aug 27, 2020 | Feb 19, 2021 | Resolved |
| cwa | Effluent Violations - Numeric effluent violation | Aug 27, 2020 | Feb 19, 2021 | Resolved |
| cwa | Reporting Violations - Improper/ Incorrect Reporting | Aug 27, 2020 | Feb 19, 2021 | Resolved |
| cwa | Reporting Violations - Failure to Submit DMRs | Aug 27, 2020 | Feb 19, 2021 | Resolved |
| cwa | Permit Violations - Violation Specified in Comment | Aug 27, 2020 | Feb 19, 2021 | Resolved |
| cwa | Reporting Violations - Failure to submit required report (non-DMR non-pretreatment) | Aug 27, 2020 | Feb 19, 2021 | Resolved |
| cwa | Schedule Event reported late | Jul 28, 2020 | — | Open |
| cwa | Schedule Event achieved late but reported | Jul 28, 2020 | — | Open |
| cwa | Schedule Event unachieved and not reported | Jul 28, 2020 | — | Open |
| cwa | Schedule Event unachieved but reported | Jul 28, 2020 | — | Open |
| cwa | Reporting Violations - Improper/ Incorrect Reporting | Jun 30, 2020 | — | Open |
| cwa | Effluent Violations - Numeric effluent violation | Jun 30, 2020 | — | Open |
| cwa | Schedule Event reported late | Apr 28, 2020 | — | Open |
| cwa | Schedule Event unachieved but reported | Apr 28, 2020 | Sep 17, 2020 | Resolved |
| cwa | Schedule Event achieved late but reported | Apr 28, 2020 | — | Open |
| cwa | Schedule Event unachieved and not reported | Apr 28, 2020 | Sep 17, 2020 | Resolved |
| cwa | Schedule Event unachieved but reported | Jan 28, 2020 | Sep 17, 2020 | Resolved |
| cwa | Schedule Event achieved late but reported | Jan 28, 2020 | — | Open |
| cwa | Schedule Event reported late | Jan 28, 2020 | — | Open |
| cwa | Schedule Event unachieved and not reported | Jan 28, 2020 | Sep 17, 2020 | Resolved |
| cwa | Schedule Event unachieved and not reported | Nov 28, 2019 | Sep 17, 2020 | Resolved |
| cwa | Schedule Event achieved late but reported | Nov 28, 2019 | — | Open |
| cwa | Schedule Event reported late | Nov 28, 2019 | — | Open |
| cwa | Schedule Event unachieved but reported | Nov 28, 2019 | Sep 17, 2020 | Resolved |
| cwa | Schedule Event unachieved but reported | Apr 28, 2019 | Sep 17, 2020 | Resolved |
| cwa | Schedule Event unachieved and not reported | Apr 28, 2019 | Sep 17, 2020 | Resolved |
| cwa | Schedule Event reported late | Apr 28, 2019 | — | Open |
| cwa | Schedule Event achieved late but reported | Apr 28, 2019 | — | Open |
| cwa | Schedule Event reported late | Jan 28, 2019 | — | Open |
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 |
|---|---|---|---|---|---|---|
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 7.80 mg/L | 6.20 | +26% | Jan 2026 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 7.80 mg/L | 2.90 | +169% | Jan 2026 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 6.20 mg/L | 2.90 | +114% | Dec 2025 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 31.00 mg/L | 30.00 | +3% | Oct 2025 | Open |
| BOD, 5-day, percent removal | DMR, Limited - Numeric Violation | 84.00 % | 85.00 | +7% | Jun 2025 | Open |
| Solids, suspended percent removal | DMR, Limited - Numeric Violation | 78.00 % | 85.00 | +47% | Jun 2025 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 2.45 mg/L | 1.40 | +75% | Jun 2025 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 3.60 mg/L | 1.40 | +157% | May 2025 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 5.10 mg/L | 3.90 | +31% | May 2025 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 9.30 mg/L | 2.90 | +221% | Mar 2025 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 11.00 mg/L | 6.20 | +77% | Mar 2025 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 13.20 mg/L | 6.20 | +113% | Feb 2025 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 12.70 mg/L | 2.90 | +338% | Feb 2025 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 11.70 mg/L | 2.90 | +303% | Jan 2025 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 13.60 mg/L | 6.20 | +119% | Jan 2025 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 8.40 mg/L | 6.20 | +35% | Dec 2024 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 7.70 mg/L | 2.90 | +166% | Dec 2024 | Resolved |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 36.30 mg/L | 30.00 | +21% | Nov 2024 | Open |
| BOD, 5-day, percent removal | DMR, Limited - Numeric Violation | 59.00 % | 85.00 | +173% | Oct 2024 | Open |
| Solids, suspended percent removal | DMR, Limited - Numeric Violation | 76.00 % | 85.00 | +60% | Oct 2024 | Open |
| BOD, 5-day, percent removal | DMR, Limited - Numeric Violation | 70.00 % | 85.00 | +100% | Jun 2024 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 1.55 mg/L | 1.40 | +11% | Jun 2024 | Resolved |
| Solids, suspended percent removal | DMR, Limited - Numeric Violation | 0.00 % | 85.00 | +567% | Jun 2024 | Open |
| Solids, suspended percent removal | DMR, Limited - Numeric Violation | 54.00 % | 85.00 | +207% | May 2024 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 2.65 mg/L | 1.40 | +89% | May 2024 | Resolved |
| E. coli, colony forming units [CFU] | DMR, Limited - Numeric Violation | 185.90 MPN/100mL | 126.00 | +48% | May 2024 | Open |
| BOD, 5-day, percent removal | DMR, Limited - Numeric Violation | 70.00 % | 85.00 | +100% | May 2024 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 3.35 mg/L | 2.90 | +16% | Feb 2024 | Resolved |
| Solids, suspended percent removal | DMR, Limited - Numeric Violation | 48.00 % | 85.00 | +247% | Feb 2024 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 33.50 mg/L | 30.00 | +12% | Feb 2024 | Open |
| BOD, 5-day, percent removal | DMR, Limited - Numeric Violation | 65.00 % | 85.00 | +133% | Feb 2024 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 8.40 mg/L | 6.20 | +35% | Jan 2024 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 6.85 mg/L | 2.90 | +136% | Jan 2024 | Resolved |
| Solids, total suspended | DMR, Limited - Numeric Violation | 35.50 mg/L | 30.00 | +18% | Oct 2023 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 33.50 mg/L | 30.00 | +12% | Sep 2023 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 1.80 mg/L | 1.40 | +29% | May 2023 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 3.05 mg/L | 1.40 | +118% | Apr 2023 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 12.90 mg/L | 6.20 | +108% | Mar 2023 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 12.70 mg/L | 2.90 | +338% | Mar 2023 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 12.90 mg/L | 6.20 | +108% | Feb 2023 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 8.50 mg/L | 2.90 | +193% | Feb 2023 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 3.25 mg/L | 2.90 | +12% | Jan 2023 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 5.20 mg/L | 2.90 | +79% | Dec 2022 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 2.10 mg/L | 1.40 | +50% | Aug 2022 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 2.10 mg/L | 1.40 | +50% | Jul 2022 | Resolved |
| Solids, total suspended | DMR, Limited - Numeric Violation | 38.50 mg/L | 30.00 | +28% | Jun 2022 | Resolved |
| Solids, suspended percent removal | DMR, Limited - Numeric Violation | 80.00 % | 85.00 | +33% | Jun 2022 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 2.30 mg/L | 1.40 | +64% | Jun 2022 | Resolved |
| Solids, total suspended | DMR, Limited - Numeric Violation | 39.50 mg/L | 30.00 | +32% | May 2022 | Resolved |
| Solids, total suspended | DMR, Limited - Numeric Violation | 45.00 mg/L | 30.00 | +50% | Apr 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 MO-NBF000003202 · Dec 2, 2024
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