Non-Compliance
Clean Water Act
HERCULANEUM 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
-
SCHOOL STREET
HERCULANEUM, MO 63048
View on map ↗ - County
- JEFFERSON County
- Inspections
- 2 · last Dec 31, 2024
- Total Penalties
- $0
- Registry ID
- 110009878089
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 achieved late but reported | Jan 28, 2025 | — | Open |
| cwa | Schedule Event unachieved but reported | Jan 28, 2025 | Aug 12, 2025 | Resolved |
| cwa | Schedule Event reported late | Jan 28, 2025 | — | Open |
| cwa | Schedule Event unachieved and not reported | Jan 28, 2025 | Aug 12, 2025 | Resolved |
| cwa | Effluent Violations - Numeric effluent violation | Apr 3, 2024 | May 14, 2025 | Resolved |
| cwa | Schedule Event achieved late but reported | Jan 28, 2024 | — | Open |
| cwa | Schedule Event reported late | Jan 28, 2024 | — | Open |
| cwa | Reporting Violations - Failure to Submit DMRs | Nov 20, 2023 | — | Open |
| cwa | Schedule Event achieved late but reported | Jan 28, 2023 | — | Open |
| cwa | Schedule Event unachieved but reported | Jan 28, 2023 | Jun 23, 2023 | Resolved |
| cwa | Schedule Event reported late | Jan 28, 2023 | — | Open |
| cwa | Schedule Event unachieved and not reported | Jan 28, 2023 | Jun 23, 2023 | Resolved |
| cwa | Permit Violations - Violation Specified in Comment | Sep 19, 2022 | Dec 14, 2022 | Resolved |
| cwa | PR: Biosolids - Land Application: Pollutant Limit Ceiling Violation | Jan 1, 2018 | Feb 19, 2020 | Resolved |
| cwa | Permit Violations - Violation Specified in Comment | Jun 29, 2017 | — | Open |
| cwa | Schedule Event achieved late but reported | Jan 28, 2003 | — | Open |
| cwa | Schedule Event reported late | Jan 28, 2003 | — | Open |
| cwa | Schedule Event achieved late but reported | Jan 28, 2002 | — | Open |
| cwa | Schedule Event reported late | Jan 28, 2002 | — | Open |
| cwa | Schedule Event achieved late but reported | Jan 28, 2001 | — | Open |
| cwa | Schedule Event reported late | Jan 28, 2001 | — | Open |
| cwa | Schedule Event achieved late but reported | Jan 28, 2000 | — | Open |
| cwa | Schedule Event reported late | Jan 28, 2000 | — | Open |
| cwa | Schedule Event achieved late but reported | Jan 28, 1999 | — | Open |
| cwa | Schedule Event reported late | Jan 28, 1999 | — | Open |
| cwa | Schedule Event achieved late but reported | Jan 28, 1998 | — | Open |
| cwa | Schedule Event reported late | Jan 28, 1998 | — | 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 | 2.13 mg/L | 1.80 | +18% | Dec 2025 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 67.00 mg/L | 45.00 | +49% | Aug 2025 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 67.00 mg/L | 30.00 | +123% | Aug 2025 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 31.00 mg/L | 2.70 | +1,048% | Mar 2025 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 54.00 mg/L | 30.00 | +80% | Mar 2025 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 31.00 mg/L | 10.10 | +207% | Mar 2025 | Open |
| Solids, suspended percent removal | DMR, Limited - Numeric Violation | 64.00 % | 85.00 | +140% | Mar 2025 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 54.00 mg/L | 45.00 | +20% | Mar 2025 | Open |
| Solids, suspended percent removal | DMR, Limited - Numeric Violation | 77.00 % | 85.00 | +53% | Aug 2024 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 38.00 mg/L | 30.00 | +27% | Aug 2024 | Open |
| Oil and grease [soxhlet extr.] tot. | DMR, Limited - Numeric Violation | 24.00 mg/L | 15.00 | +60% | Mar 2024 | Open |
| Oil and grease [soxhlet extr.] tot. | DMR, Limited - Numeric Violation | 24.00 mg/L | 10.00 | +140% | Mar 2024 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 132.00 mg/L | 30.00 | +340% | Feb 2024 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 132.00 mg/L | 45.00 | +193% | Feb 2024 | Open |
| Solids, suspended percent removal | DMR, Limited - Numeric Violation | 31.00 % | 85.00 | +360% | Feb 2024 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 12.80 mg/L | 2.70 | +374% | Dec 2023 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 12.80 mg/L | 10.10 | +27% | Dec 2023 | Open |
| Solids, suspended percent removal | DMR, Limited - Numeric Violation | 83.00 % | 85.00 | +13% | Jun 2022 | Open |
| Lead, total recoverable | DMR, Limited - Numeric Violation | 0.01 mg/L | 0.01 | +9% | Jun 2020 | Open |
| Zinc, total recoverable | DMR, Limited - Numeric Violation | 0.10 mg/L | 0.09 | +15% | Dec 2019 | Open |
| Zinc, total recoverable | DMR, Limited - Numeric Violation | 0.12 mg/L | 0.09 | +31% | Mar 2019 | Open |
| Zinc, total recoverable | DMR, Limited - Numeric Violation | 0.09 mg/L | 0.09 | +1% | Dec 2018 | Open |
| Zinc, total recoverable | DMR, Limited - Numeric Violation | 0.18 mg/L | 0.09 | +100% | Sep 2018 | Resolved |
| Zinc, total recoverable | DMR, Limited - Numeric Violation | 0.20 mg/L | 0.19 | +8% | Jun 2018 | Open |
| Zinc, total recoverable | DMR, Limited - Numeric Violation | 0.12 mg/L | 0.09 | +41% | Jun 2018 | Resolved |
| Zinc, total recoverable | DMR, Limited - Numeric Violation | 0.11 mg/L | 0.09 | +19% | Mar 2018 | Open |
| Zinc, total recoverable | DMR, Limited - Numeric Violation | 0.10 mg/L | 0.09 | +16% | Dec 2017 | Open |
| Zinc, total recoverable | DMR, Limited - Numeric Violation | 0.13 mg/L | 0.09 | +44% | Sep 2017 | Open |
| Lead, total recoverable | DMR, Limited - Numeric Violation | 0.01 mg/L | 0.01 | +9% | Sep 2017 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 70.50 mg/L | 30.00 | +135% | Aug 2017 | Open |
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