Non-Compliance
Clean Water Act
TOWN OF MAMOU 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
-
5128 VETERANS MEMORIAL HWY/LA HWY 13
MAMOU, LA 70554
View on map ↗ - County
- EVANGELINE County
- Inspections
- 1 · last May 28, 2025
- Total Penalties
- $0
- Registry ID
- 110009925368
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 | Mar 1, 2024 | May 31, 2024 | Resolved |
| cwa | Schedule Event unachieved and not reported | Mar 1, 2024 | May 31, 2024 | Resolved |
| cwa | Schedule Event unachieved and not reported | Jun 1, 2023 | Aug 31, 2023 | Resolved |
| cwa | Schedule Event unachieved but reported | Jan 15, 2023 | Mar 20, 2023 | Resolved |
| cwa | Schedule Event unachieved and not reported | Jan 15, 2023 | Mar 27, 2023 | Resolved |
| cwa | Schedule Event reported late | Jan 15, 2023 | — | Open |
| cwa | Schedule Event achieved late but reported | Jan 15, 2023 | — | Open |
| cwa | Schedule Event reported late | Oct 15, 2022 | — | Open |
| cwa | Schedule Event unachieved but reported | Oct 15, 2022 | Mar 20, 2023 | Resolved |
| cwa | Schedule Event achieved late but reported | Oct 15, 2022 | — | Open |
| cwa | Schedule Event unachieved and not reported | Oct 15, 2022 | Mar 27, 2023 | Resolved |
| cwa | Schedule Event reported late | Jun 19, 2022 | — | Open |
| cwa | Schedule Event achieved late but reported | Jun 19, 2022 | — | Open |
| cwa | Schedule Event unachieved and not reported | Jun 19, 2022 | Jul 20, 2022 | Resolved |
| cwa | Schedule Event unachieved and not reported | Jun 1, 2022 | Mar 27, 2023 | Resolved |
| cwa | Schedule Event achieved late but reported | Jun 1, 2022 | — | Open |
| cwa | Schedule Event unachieved but reported | Jun 1, 2022 | Mar 20, 2023 | Resolved |
| cwa | Schedule Event reported late | Jun 1, 2022 | — | Open |
| cwa | Schedule Event reported late | May 8, 2021 | — | Open |
| cwa | Schedule Event achieved late but reported | May 8, 2021 | — | Open |
| cwa | Schedule Event unachieved but reported | May 8, 2021 | May 5, 2022 | Resolved |
| cwa | Schedule Event achieved late but reported | May 8, 2021 | — | Open |
| cwa | Schedule Event unachieved and not reported | May 8, 2021 | May 5, 2022 | Resolved |
| cwa | Management Practice Violations - Violation of a milestone in an order | Mar 23, 2021 | Mar 24, 2021 | Resolved |
| cwa | Permit Violations - Failure to Submit Timely Permit Renewal Application | Mar 23, 2021 | Mar 24, 2021 | Resolved |
| cwa | Biosolids: Other Management Practice Violation | Jul 23, 2020 | Mar 24, 2021 | Resolved |
| cwa | Management Practice Violations - Improper Operation and Maintenance | Jul 23, 2020 | Mar 24, 2021 | Resolved |
| cwa | Permit Violations - Violation Specified in Comment | Dec 31, 2019 | Mar 24, 2021 | Resolved |
| cwa | WW SSO - Discharge to Waters | Oct 29, 2019 | Mar 24, 2021 | Resolved |
| cwa | WW SSO - Improper Operation and Maintenance | Oct 29, 2019 | Mar 24, 2021 | Resolved |
| cwa | Permit Violations - Violation Specified in Comment | Dec 31, 2017 | Mar 24, 2021 | Resolved |
| cwa | Schedule Event reported late | Dec 24, 2016 | — | Open |
| cwa | Schedule Event achieved late but reported | Dec 24, 2016 | — | Open |
| cwa | Schedule Event reported late | Dec 24, 2016 | — | Open |
| cwa | Schedule Event achieved late but reported | Dec 24, 2016 | — | Open |
| cwa | Reporting Violations - Failure to Submit DMRs | Jun 30, 2016 | Dec 3, 2024 | Resolved |
| cwa | Effluent Violations - Numeric effluent violation | Jun 30, 2016 | May 5, 2022 | Resolved |
| cwa | Effluent Violations - Numeric effluent violation | May 31, 2016 | Dec 3, 2024 | Resolved |
| cwa | Effluent Violations - Numeric effluent violation | Jul 31, 2013 | Dec 3, 2024 | Resolved |
| cwa | Reporting Violations - Failure to Submit DMRs | Mar 31, 2013 | Dec 3, 2024 | Resolved |
| cwa | Schedule Event reported late | Jul 2, 2010 | — | Open |
| cwa | Schedule Event achieved late but reported | Jul 2, 2010 | — | Open |
| cwa | Schedule Event achieved late but reported | Jul 2, 2010 | — | Open |
| cwa | Schedule Event reported late | Jul 2, 2010 | — | Open |
| cwa | Effluent Violations - Numeric effluent violation | Jun 30, 2009 | Oct 28, 2016 | Resolved |
| cwa | Reporting Violations - Failure to submit required report (non-DMR non-pretreatment) | Jun 30, 2009 | Oct 28, 2016 | Resolved |
| cwa | Reporting Violations - Improper/ Incorrect Reporting | Jan 31, 2009 | Oct 28, 2016 | Resolved |
| cwa | Monitoring Violations - Analysis not Conducted | Nov 30, 2008 | Oct 28, 2016 | Resolved |
| cwa | Monitoring Violations - Analysis not Conducted | Jan 31, 2008 | Oct 28, 2016 | Resolved |
| cwa | Reporting Violations - Improper/ Incorrect Reporting | Mar 31, 2007 | Oct 28, 2016 | 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 | 15.70 mg/L | 4.00 | +293% | Dec 2025 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 12.98 mg/L | 2.00 | +549% | Dec 2025 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 21.64 kg/d | 4.54 | +377% | Dec 2025 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 10.40 mg/L | 4.00 | +160% | Nov 2025 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 7.83 mg/L | 2.00 | +292% | Nov 2025 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 6.62 kg/d | 4.54 | +46% | Nov 2025 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 10.46 kg/d | 4.54 | +130% | Oct 2025 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 9.56 mg/L | 2.00 | +378% | Oct 2025 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 18.60 mg/L | 4.00 | +365% | Oct 2025 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 25.86 mg/L | 15.00 | +72% | Sep 2025 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 83.00 mg/L | 23.00 | +261% | Sep 2025 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 7.16 mg/L | 4.00 | +79% | Sep 2025 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 2.85 mg/L | 2.00 | +43% | Sep 2025 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 8.20 mg/L | 4.00 | +105% | Aug 2025 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 4.95 mg/L | 2.00 | +148% | Aug 2025 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 5.00 kg/d | 4.54 | +10% | Aug 2025 | Resolved |
| Solids, total suspended | DMR, Limited - Numeric Violation | 40.00 mg/L | 23.00 | +74% | Jul 2025 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 4.19 mg/L | 2.00 | +110% | Jul 2025 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 10.90 mg/L | 4.00 | +173% | Jul 2025 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 22.05 kg/d | 4.54 | +386% | Jun 2025 | Resolved |
| Solids, total suspended | DMR, Limited - Numeric Violation | 39.00 mg/L | 23.00 | +70% | Jun 2025 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 10.98 mg/L | 2.00 | +449% | Jun 2025 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 15.50 mg/L | 4.00 | +288% | Jun 2025 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 6.74 mg/L | 2.00 | +237% | May 2025 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 9.17 mg/L | 4.00 | +129% | May 2025 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 11.66 kg/d | 4.54 | +157% | May 2025 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 14.10 mg/L | 4.00 | +253% | Apr 2025 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 31.78 kg/d | 4.54 | +600% | Apr 2025 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 10.97 mg/L | 2.00 | +449% | Apr 2025 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 9.19 mg/L | 4.00 | +130% | Mar 2025 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 2.98 mg/L | 2.00 | +49% | Mar 2025 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 8.36 mg/L | 2.00 | +318% | Feb 2025 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 17.49 kg/d | 4.54 | +285% | Feb 2025 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 10.80 mg/L | 4.00 | +170% | Feb 2025 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 11.83 mg/L | 2.00 | +492% | Jan 2025 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 14.00 mg/L | 4.00 | +250% | Jan 2025 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 35.60 kg/d | 4.54 | +684% | Jan 2025 | Resolved |
| Solids, total suspended | DMR, Limited - Numeric Violation | 27.00 mg/L | 23.00 | +17% | Jan 2025 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 9.44 mg/L | 4.00 | +136% | Nov 2024 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 7.10 mg/L | 2.00 | +255% | Nov 2024 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 13.36 kg/d | 4.54 | +194% | Nov 2024 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 6.28 mg/L | 2.00 | +214% | Sep 2024 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 10.30 mg/L | 4.00 | +158% | Sep 2024 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 8.81 kg/d | 4.54 | +94% | Sep 2024 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 2.24 mg/L | 2.00 | +12% | Jul 2024 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 4.51 mg/L | 4.00 | +13% | Jul 2024 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 4.96 mg/L | 4.00 | +24% | Jun 2024 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 3.09 mg/L | 2.00 | +55% | Jun 2024 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 5.36 kg/d | 4.54 | +18% | Jun 2024 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 13.19 mg/L | 2.00 | +560% | May 2024 | 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 CWA Non Penalty AO
Clean Water Act
· Case LA-WEC2000668 · Mar 24, 2021
State CWA Non Penalty AO
Clean Water Act
· Case LA-WEC1600865 · Nov 9, 2016
State CWA Non Penalty AO
Clean Water Act
· Case LA-WECN070260 · May 18, 2010
State CWA Non Penalty AO
Clean Water Act
· Case LA-N00007486 · Jul 29, 2004
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