Non-Compliance
Clean Water Act
SILEX 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
-
HIGHWAY E
SILEX, MO 63377
View on map ↗ - County
- LINCOLN County
- Inspections
- 2 · last Aug 8, 2024
- Total Penalties
- $0
- Registry ID
- 110009871914
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 | Jan 28, 2026 | Feb 28, 2026 | Resolved |
| cwa | Schedule Event unachieved and not reported | Jan 28, 2026 | Feb 28, 2026 | Resolved |
| cwa | Schedule Event unachieved and not reported | Jan 28, 2025 | Feb 28, 2025 | Resolved |
| cwa | Schedule Event unachieved and not reported | Jan 28, 2025 | Feb 28, 2025 | Resolved |
| cwa | Management Practice Violations - Improper Land Application (non-503 non-CAFO) | Aug 21, 2024 | — | Open |
| cwa | Reporting Violations - Improper/ Incorrect Reporting | Aug 21, 2024 | — | Open |
| cwa | Schedule Event unachieved and not reported | Jan 28, 2024 | Feb 28, 2024 | Resolved |
| cwa | Schedule Event unachieved and not reported | Jan 28, 2024 | Feb 28, 2024 | Resolved |
| cwa | Schedule Event unachieved and not reported | Jan 1, 2024 | Apr 1, 2024 | Resolved |
| cwa | Reporting Violations - Failure to Submit DMRs | Nov 20, 2023 | — | Open |
| cwa | Effluent Violations - Numeric effluent violation | Jun 13, 2023 | — | Open |
| cwa | Management Practice Violations - Improper Land Application (non-503 non-CAFO) | Apr 20, 2022 | — | Open |
| cwa | Permit Violations - Unapproved Operation | Apr 20, 2022 | — | Open |
| cwa | Management Practice Violations - Improper Operation and Maintenance | Apr 20, 2022 | — | Open |
| cwa | Effluent Violations - Narrative Effluent Violation | Apr 20, 2022 | — | Open |
| cwa | Management Practice Violations - No Licensed/Certified Operator | Apr 20, 2022 | — | Open |
| cwa | Permit Violations - Unapproved Operation | Jun 17, 2020 | — | Open |
| cwa | Reporting Violations - Improper/ Incorrect Reporting | Jul 3, 2019 | — | Open |
| cwa | Reporting Violations - Failure to Submit DMRs | Jul 3, 2019 | — | Open |
| cwa | Reporting Violations - Improper/ Incorrect Reporting | Jan 30, 2019 | — | Open |
| cwa | Schedule Event unachieved and not reported | Jan 28, 2019 | Feb 28, 2019 | Resolved |
| cwa | Reporting Violations - Failure to Submit DMRs | Sep 28, 2018 | — | Open |
| cwa | Reporting Violations - Improper/ Incorrect Reporting | Jun 29, 2018 | — | Open |
| cwa | Schedule Event unachieved and not reported | Jan 28, 2018 | Feb 28, 2018 | Resolved |
| cwa | Reporting Violations - Failure to Submit DMRs | Oct 19, 2017 | Oct 19, 2017 | Resolved |
| cwa | Schedule Event reported late | Nov 28, 2014 | — | Open |
| cwa | Schedule Event achieved late but reported | Nov 28, 2014 | — | Open |
| cwa | Schedule Event unachieved and not reported | Nov 28, 2013 | Dec 29, 2013 | Resolved |
| cwa | Schedule Event unachieved and not reported | Nov 28, 2012 | Dec 29, 2012 | Resolved |
| cwa | Schedule Event unachieved and not reported | Nov 28, 2011 | Dec 29, 2011 | Resolved |
| cwa | Schedule Event unachieved and not reported | Nov 28, 2010 | Dec 29, 2010 | 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 |
|---|---|---|---|---|---|---|
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 3.50 mg/L | 0.90 | +289% | Aug 2023 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 12.60 mg/L | 8.40 | +50% | Apr 2023 | Open |
| BOD, 5-day, percent removal | DMR, Limited - Numeric Violation | 62.00 % | 65.00 | +9% | Apr 2023 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 36.40 mg/L | 30.00 | +21% | Apr 2023 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 12.60 mg/L | 2.10 | +500% | Apr 2023 | Resolved |
| Solids, total suspended | DMR, Limited - Numeric Violation | 208.00 mg/L | 45.00 | +362% | Mar 2023 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 13.90 mg/L | 2.70 | +415% | Mar 2023 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 13.90 mg/L | 10.10 | +38% | Mar 2023 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 208.00 mg/L | 30.00 | +593% | Mar 2023 | Resolved |
| BOD, 5-day, percent removal | DMR, Limited - Numeric Violation | 0.00 % | 65.00 | +186% | Mar 2023 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 414.00 mg/L | 30.00 | +1,280% | Feb 2023 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 8.80 mg/L | 3.10 | +184% | Feb 2023 | Resolved |
| Solids, total suspended | DMR, Limited - Numeric Violation | 414.00 mg/L | 45.00 | +820% | Feb 2023 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 70.10 mg/L | 45.00 | +56% | Feb 2023 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 70.10 mg/L | 30.00 | +134% | Feb 2023 | Open |
| Solids, suspended percent removal | DMR, Limited - Numeric Violation | 0.00 % | 65.00 | +186% | Feb 2023 | Open |
| E. coli | DMR, Limited - Numeric Violation | 2,419.60 MPN/100mL | 206.00 | +99,999% | Apr 2019 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Overdue | 2.00 mg/L | 1.40 | +43% | Apr 2019 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 2.00 mg/L | 1.40 | +43% | Apr 2019 | Resolved |
| E. coli | DMR, Limited - Overdue | 2,419.60 MPN/100mL | 1,030.00 | +99,999% | Apr 2019 | Resolved |
| E. coli | DMR, Limited - Overdue | 2,419.60 MPN/100mL | 206.00 | +99,999% | Apr 2019 | Resolved |
| E. coli | DMR, Limited - Numeric Violation | 2,419.60 MPN/100mL | 1,030.00 | +99,999% | Apr 2019 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 3.70 mg/L | 2.90 | +28% | Feb 2019 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Overdue | 3.70 mg/L | 2.90 | +28% | Feb 2019 | Resolved |
| Solids, total suspended | DMR, Limited - Numeric Violation | 48.00 mg/L | 45.00 | +7% | Feb 2019 | Open |
| Solids, total suspended | DMR, Limited - Overdue | 48.00 mg/L | 45.00 | +7% | Feb 2019 | Resolved |
| Solids, total suspended | DMR, Limited - Overdue | 48.00 mg/L | 30.00 | +60% | Feb 2019 | Resolved |
| Solids, total suspended | DMR, Limited - Numeric Violation | 48.00 mg/L | 30.00 | +60% | Feb 2019 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Overdue | 6.00 mg/L | 2.90 | +107% | Jan 2019 | Resolved |
| Solids, total suspended | DMR, Limited - Overdue | 180.00 mg/L | 45.00 | +300% | Jan 2019 | Resolved |
| Solids, total suspended | DMR, Limited - Overdue | 180.00 mg/L | 30.00 | +500% | Jan 2019 | Resolved |
| Solids, total suspended | DMR, Limited - Numeric Violation | 180.00 mg/L | 45.00 | +300% | Jan 2019 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 180.00 mg/L | 30.00 | +500% | Jan 2019 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 6.00 mg/L | 2.90 | +107% | Jan 2019 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Overdue | 6.50 mg/L | 6.40 | +2% | Dec 2018 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 6.50 mg/L | 6.40 | +2% | Dec 2018 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Overdue | 6.50 mg/L | 2.90 | +124% | Dec 2018 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 6.50 mg/L | 2.90 | +124% | Dec 2018 | Resolved |
| Solids, total suspended | DMR, Limited - Numeric Violation | 36.70 mg/L | 30.00 | +22% | Dec 2018 | Resolved |
| Solids, total suspended | DMR, Limited - Overdue | 36.70 mg/L | 30.00 | +22% | Dec 2018 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Overdue | 8.70 mg/L | 6.40 | +36% | Nov 2018 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 8.70 mg/L | 6.40 | +36% | Nov 2018 | Open |
| Solids, total suspended | DMR, Limited - Overdue | 46.70 mg/L | 30.00 | +56% | Nov 2018 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 8.70 mg/L | 2.90 | +200% | Nov 2018 | Resolved |
| Solids, total suspended | DMR, Limited - Numeric Violation | 46.70 mg/L | 30.00 | +56% | Nov 2018 | Resolved |
| Solids, total suspended | DMR, Limited - Overdue | 46.70 mg/L | 45.00 | +4% | Nov 2018 | Resolved |
| Solids, total suspended | DMR, Limited - Numeric Violation | 46.70 mg/L | 45.00 | +4% | Nov 2018 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Overdue | 8.70 mg/L | 2.90 | +200% | Nov 2018 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Overdue | 7.10 mg/L | 2.90 | +145% | Oct 2018 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 7.10 mg/L | 2.90 | +145% | Oct 2018 | Resolved |
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