CASEYVILLE TOWNSHIP WEST STP
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
-
WEST SEWAGE TREATMENT PLANT
O FALLON, IL 62269
View on map ↗ - County
- SAINT CLAIR County
- Inspections
- 3 · last Feb 26, 2025
- Total Penalties
- $0 · last Mar 2, 1994
- Registry ID
- 110009988834
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.
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 31, 2026 | — | Open |
| cwa | Schedule Event unachieved and not reported | Jan 31, 2020 | Jul 13, 2020 | Resolved |
| cwa | Schedule Event reported late | Jan 31, 2020 | — | Open |
| cwa | Schedule Event achieved late but reported | Jan 31, 2020 | — | Open |
| cwa | Schedule Event unachieved but reported | Jan 31, 2020 | Jul 13, 2020 | Resolved |
| cwa | Schedule Event unachieved but reported | Jan 31, 2008 | Jun 30, 2008 | Resolved |
| cwa | Schedule Event unachieved and not reported | Jan 31, 2008 | Jun 30, 2008 | Resolved |
| cwa | Schedule Event achieved late but reported | Jan 31, 2008 | — | Open |
| cwa | Schedule Event unachieved but reported | Jan 31, 2008 | Jun 30, 2008 | Resolved |
| cwa | Schedule Event reported late | Jan 31, 2008 | — | Open |
| cwa | Schedule Event achieved late but reported | Jan 31, 2008 | — | Open |
| cwa | Schedule Event unachieved and not reported | Jan 31, 2008 | Jun 30, 2008 | Resolved |
| cwa | Schedule Event reported late | Jan 31, 2008 | — | Open |
| cwa | Schedule Event achieved late but reported | Jan 31, 2005 | — | Open |
| cwa | Schedule Event achieved late but reported | Nov 20, 1989 | — | 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 |
|---|---|---|---|---|---|---|
| Solids, total suspended | DMR, Limited - Numeric Violation | 60.00 mg/L | 30.00 | +100% | Feb 2022 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 60.00 mg/L | 45.00 | +33% | Feb 2022 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 50.00 mg/L | 30.00 | +67% | Jun 2021 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 50.00 mg/L | 45.00 | +11% | Jun 2021 | Open |
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.