Clean Water Act
WEST ST TAMMANY REGIONAL STP
Quick Summary
- •Assessed $0 in total penalties since records began.
- Address
-
NORTH OF HWY 1085;WEST HWY1077
MADISONVILLE, LA 70447
View on map ↗ - County
- ST. TAMMANY County
- Inspections
- 2 · last Apr 22, 2025
- Total Penalties
- $0
- Registry ID
- 110022413681
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 | Other noncompliance related to a sanitary sewer system or releases from a sanitary sewer system | Sep 12, 2024 | Feb 11, 2025 | Resolved |
| cwa | Failure to properly operate and maintain the sanitary sewer system [40 CFR 122.41(e)] | Sep 12, 2024 | Feb 11, 2025 | Resolved |
| cwa | Failure to minimize or prevent SSO to waters of the U.S. - adverse impacts [40 CFR 122.41(d)] | Oct 24, 2022 | Feb 11, 2025 | Resolved |
| cwa | Failure to minimize or prevent SSO to waters of the U.S. - adverse impacts [40 CFR 122.41(d)] | Oct 18, 2021 | Feb 11, 2025 | Resolved |
| cwa | Failure to properly operate and maintain the sanitary sewer system [40 CFR 122.41(e)] | Jan 2, 2021 | Feb 11, 2025 | Resolved |
| cwa | Other noncompliance related to a sanitary sewer system or releases from a sanitary sewer system | Jan 2, 2021 | Feb 11, 2025 | Resolved |
| cwa | WW SSO - Improper Operation and Maintenance | Nov 30, 2020 | Feb 6, 2025 | Resolved |
| cwa | WW SSO - Discharge to Waters | Nov 30, 2020 | Feb 6, 2025 | Resolved |
| cwa | Reporting Violations - Failure to Notify | Aug 5, 2020 | Feb 6, 2025 | Resolved |
| cwa | Management Practice Violations - Improper Operation and Maintenance | Aug 5, 2020 | Feb 6, 2025 | Resolved |
| cwa | Schedule Event reported late | Jul 1, 2020 | — | Open |
| cwa | Schedule Event achieved late but reported | Jul 1, 2019 | — | Open |
| cwa | Schedule Event unachieved but reported | Jul 1, 2019 | Nov 1, 2019 | Resolved |
| cwa | Schedule Event reported late | Jul 1, 2019 | — | Open |
| cwa | Schedule Event unachieved and not reported | Jul 1, 2019 | Nov 8, 2019 | Resolved |
| cwa | WW SSO - Discharge to Waters | Mar 31, 2019 | Feb 6, 2025 | Resolved |
| cwa | WW SSO - Improper Operation and Maintenance | Mar 31, 2019 | Feb 6, 2025 | Resolved |
| cwa | WW SSO - Improper Operation and Maintenance | Feb 28, 2019 | Feb 6, 2025 | Resolved |
| cwa | Permit Violations - Violation Specified in Comment | Apr 30, 2018 | Feb 6, 2025 | Resolved |
| cwa | Schedule Event unachieved and not reported | Jul 1, 2017 | Nov 13, 2017 | Resolved |
| cwa | Schedule Event unachieved but reported | Jul 1, 2017 | Nov 6, 2017 | Resolved |
| cwa | Schedule Event achieved late but reported | Jul 1, 2017 | — | Open |
| cwa | Schedule Event reported late | Jul 1, 2017 | — | Open |
| cwa | Permit Violations - Violation Specified in Comment | Mar 31, 2017 | Feb 6, 2025 | Resolved |
| cwa | WW SSO - Improper Operation and Maintenance | Mar 31, 2017 | Feb 6, 2025 | 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 |
|---|---|---|---|---|---|---|
| BOD, carbonaceous [5 day, 20 C] | DMR, Limited - Numeric Violation | 27.50 mg/L | 15.00 | +83% | Apr 2025 | Open |
| BOD, carbonaceous [5 day, 20 C] | DMR, Limited - Numeric Violation | 15.50 mg/L | 15.00 | +3% | Mar 2025 | Open |
| BOD, carbonaceous [5 day, 20 C] | DMR, Limited - Numeric Violation | 16.00 mg/L | 15.00 | +7% | Nov 2024 | Open |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 508.00 MPN/100mL | 400.00 | +27% | Jun 2024 | Open |
| BOD, carbonaceous [5 day, 20 C] | DMR, Limited - Numeric Violation | 11.20 mg/L | 10.00 | +12% | May 2024 | Open |
| BOD, carbonaceous [5 day, 20 C] | DMR, Limited - Numeric Violation | 18.00 mg/L | 15.00 | +20% | May 2024 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 30.00 mg/L | 23.00 | +30% | Dec 2023 | Open |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 1,275.00 MPN/100mL | 400.00 | +219% | Sep 2023 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 25.00 mg/L | 23.00 | +9% | Aug 2023 | Open |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 1,104.00 MPN/100mL | 400.00 | +176% | Jul 2023 | Open |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 448.00 MPN/100mL | 400.00 | +12% | Jun 2023 | Open |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 2,042.00 MPN/100mL | 400.00 | +411% | Jan 2023 | Open |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 482.00 MPN/100mL | 200.00 | +141% | Jan 2023 | Open |
| BOD, carbonaceous [5 day, 20 C] | DMR, Limited - Numeric Violation | 12.80 mg/L | 10.00 | +28% | Aug 2019 | Open |
| BOD, carbonaceous [5 day, 20 C] | DMR, Limited - Numeric Violation | 40.00 mg/L | 15.00 | +167% | Aug 2019 | 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.
State CWA Non Penalty AO
Clean Water Act
· Case LA-WEC2300509 · Feb 11, 2025
State CWA Non Penalty AO
Clean Water Act
· Case LA-WEC2000802 · May 5, 2021
State CWA Non Penalty AO
Clean Water Act
· Case LA-WEC1800902 · Jul 9, 2019
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