Non-Compliance
Clean Water Act
SUNSET TOWN OF - 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
-
855 NAPOLEON AVE
SUNSET, LA 70584
View on map ↗ - County
- ST LANDRY County
- Inspections
- 1 · last Mar 13, 2024
- Total Penalties
- $0
- Registry ID
- 110012872864
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.
10
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 15, 2026 | Feb 15, 2026 | Resolved |
| cwa | Schedule Event unachieved and not reported | Oct 31, 2025 | Jan 30, 2026 | Resolved |
| cwa | Schedule Event unachieved and not reported | Oct 15, 2025 | Nov 15, 2025 | Resolved |
| cwa | Schedule Event reported late | Jul 15, 2025 | — | Open |
| cwa | Schedule Event unachieved and not reported | Nov 30, 2024 | Mar 1, 2025 | Resolved |
| cwa | Schedule Event unachieved but reported | Oct 15, 2024 | Jan 15, 2025 | Resolved |
| cwa | Schedule Event achieved late but reported | Oct 15, 2024 | — | Open |
| cwa | Schedule Event reported late | Oct 15, 2024 | — | Open |
| cwa | Schedule Event unachieved and not reported | Oct 15, 2024 | Jan 27, 2025 | Resolved |
| cwa | Schedule Event unachieved and not reported | Jul 31, 2024 | Oct 30, 2024 | Resolved |
| cwa | Schedule Event unachieved but reported | Feb 29, 2024 | Jun 15, 2024 | Resolved |
| cwa | Schedule Event achieved late but reported | Feb 29, 2024 | — | Open |
| cwa | Schedule Event reported late | Feb 29, 2024 | — | Open |
| cwa | Schedule Event unachieved and not reported | Feb 29, 2024 | Jul 15, 2024 | Resolved |
| cwa | Schedule Event achieved late but reported | Jan 15, 2024 | — | Open |
| cwa | Schedule Event reported late | Jan 15, 2024 | — | Open |
| cwa | Schedule Event reported late | Dec 21, 2023 | — | Open |
| cwa | Schedule Event unachieved but reported | Dec 21, 2023 | Feb 5, 2024 | Resolved |
| cwa | Schedule Event achieved late but reported | Dec 21, 2023 | — | Open |
| cwa | Schedule Event unachieved and not reported | Dec 21, 2023 | Feb 14, 2024 | Resolved |
| cwa | Schedule Event unachieved and not reported | Jun 18, 2022 | Jun 2, 2023 | Resolved |
| cwa | Schedule Event unachieved but reported | Jun 18, 2022 | May 30, 2023 | Resolved |
| cwa | Schedule Event achieved late but reported | Jun 18, 2022 | — | Open |
| cwa | Schedule Event reported late | Jun 18, 2022 | — | Open |
| cwa | Schedule Event unachieved but reported | Jun 18, 2022 | May 30, 2023 | Resolved |
| cwa | Schedule Event achieved late but reported | Jun 18, 2022 | — | Open |
| cwa | Schedule Event reported late | Jun 18, 2022 | — | Open |
| cwa | Schedule Event unachieved but reported | Jun 18, 2022 | May 9, 2023 | Resolved |
| cwa | Schedule Event achieved late but reported | Jun 18, 2022 | — | Open |
| cwa | Schedule Event reported late | Jun 18, 2022 | — | Open |
| cwa | Schedule Event unachieved and not reported | Jun 18, 2022 | May 9, 2023 | Resolved |
| cwa | Schedule Event unachieved and not reported | Jun 18, 2022 | Jun 15, 2023 | Resolved |
| cwa | WW SSO - Improper Operation and Maintenance | Sep 13, 2021 | May 4, 2022 | Resolved |
| cwa | WW SSO - Discharge to Waters | Apr 19, 2020 | May 5, 2022 | Resolved |
| cwa | Effluent Violations - Reported Fish Kill | Oct 2, 2019 | May 4, 2022 | Resolved |
| cwa | Permit Violations - Failure to Submit Timely Permit Renewal Application | Sep 30, 2019 | Oct 30, 2025 | Resolved |
| cwa | WW SSO - Improper Operation and Maintenance | May 9, 2019 | May 4, 2022 | Resolved |
| cwa | WW SSO - Discharge to Waters | May 9, 2019 | May 4, 2022 | Resolved |
| cwa | WW SSO - Discharge to Waters | Feb 21, 2019 | Oct 30, 2025 | Resolved |
| cwa | Management Practice Violations - Failure to Maintain Records | Feb 21, 2019 | Oct 30, 2025 | Resolved |
| cwa | Management Practice Violations - Improper Operation and Maintenance | Feb 21, 2019 | Oct 30, 2025 | Resolved |
| cwa | WW SSO - Improper Operation and Maintenance | Feb 21, 2019 | Oct 30, 2025 | Resolved |
| cwa | Reporting Violations - Failure to submit required report (non-DMR non-pretreatment) | Dec 31, 2018 | Oct 30, 2025 | Resolved |
| cwa | Schedule Event unachieved and not reported | Sep 10, 2015 | Dec 9, 2024 | Resolved |
| cwa | Schedule Event reported late | Sep 10, 2015 | — | Open |
| cwa | Schedule Event unachieved and not reported | Sep 10, 2015 | — | Open |
| cwa | Schedule Event unachieved and not reported | Sep 10, 2015 | Dec 9, 2024 | Resolved |
| cwa | Schedule Event unachieved but reported | Sep 10, 2015 | Dec 9, 2024 | Resolved |
| cwa | Schedule Event achieved late but reported | Sep 10, 2015 | — | Open |
| cwa | Schedule Event reported late | Sep 10, 2015 | — | 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 | 256.21 kg/d | 20.43 | +1,154% | Dec 2025 | Resolved |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 1,600.00 MPN/100mL | 400.00 | +300% | Dec 2025 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 46.00 mg/L | 15.00 | +207% | Dec 2025 | Resolved |
| Solids, total suspended | DMR, Limited - Numeric Violation | 46.00 mg/L | 23.00 | +100% | Dec 2025 | Open |
| BOD, carbonaceous [5 day, 20 C] | DMR, Limited - Numeric Violation | 144.48 kg/d | 13.62 | +961% | Dec 2025 | Resolved |
| BOD, carbonaceous [5 day, 20 C] | DMR, Limited - Numeric Violation | 25.94 mg/L | 15.00 | +73% | Dec 2025 | Open |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 585.00 MPN/100mL | 200.00 | +193% | Dec 2025 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 15.60 mg/L | 5.00 | +212% | Dec 2025 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 15.60 mg/L | 10.00 | +56% | Dec 2025 | Open |
| BOD, carbonaceous [5 day, 20 C] | DMR, Limited - Numeric Violation | 25.94 mg/L | 10.00 | +159% | Dec 2025 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 86.89 kg/d | 6.81 | +1,176% | Dec 2025 | Resolved |
| Solids, total suspended | DMR, Limited - Numeric Violation | 72.89 kg/d | 20.43 | +257% | Nov 2025 | Resolved |
| Solids, total suspended | DMR, Limited - Numeric Violation | 39.65 mg/L | 15.00 | +164% | Nov 2025 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 18.17 kg/d | 6.81 | +167% | Nov 2025 | Resolved |
| BOD, carbonaceous [5 day, 20 C] | DMR, Limited - Numeric Violation | 18.42 mg/L | 15.00 | +23% | Nov 2025 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 9.89 mg/L | 5.00 | +98% | Nov 2025 | Resolved |
| Solids, total suspended | DMR, Limited - Numeric Violation | 43.00 mg/L | 23.00 | +87% | Nov 2025 | Open |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 271.00 MPN/100mL | 200.00 | +36% | Nov 2025 | Open |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 1,660.00 MPN/100mL | 400.00 | +315% | Nov 2025 | Open |
| BOD, carbonaceous [5 day, 20 C] | DMR, Limited - Numeric Violation | 31.18 kg/d | 13.62 | +129% | Nov 2025 | Resolved |
| BOD, carbonaceous [5 day, 20 C] | DMR, Limited - Numeric Violation | 16.96 mg/L | 10.00 | +70% | Nov 2025 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 11.30 mg/L | 10.00 | +13% | Nov 2025 | Open |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 510.00 MPN/100mL | 200.00 | +155% | Oct 2025 | Open |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 650.00 MPN/100mL | 400.00 | +63% | Oct 2025 | Open |
| BOD, carbonaceous [5 day, 20 C] | DMR, Limited - Numeric Violation | 17.75 mg/L | 15.00 | +18% | Oct 2025 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 50.53 kg/d | 20.43 | +147% | Oct 2025 | Resolved |
| Solids, total suspended | DMR, Limited - Numeric Violation | 17.00 mg/L | 15.00 | +13% | Oct 2025 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 9.14 mg/L | 5.00 | +83% | Oct 2025 | Resolved |
| BOD, carbonaceous [5 day, 20 C] | DMR, Limited - Numeric Violation | 17.75 mg/L | 10.00 | +78% | Oct 2025 | Resolved |
| BOD, carbonaceous [5 day, 20 C] | DMR, Limited - Numeric Violation | 52.76 kg/d | 13.62 | +287% | Oct 2025 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 27.17 kg/d | 6.81 | +299% | Oct 2025 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 8.11 mg/L | 5.00 | +62% | Sep 2025 | Resolved |
| Solids, total suspended | DMR, Limited - Numeric Violation | 103.00 mg/L | 23.00 | +348% | Sep 2025 | Open |
| BOD, carbonaceous [5 day, 20 C] | DMR, Limited - Numeric Violation | 31.08 kg/d | 13.62 | +128% | Sep 2025 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 13.22 kg/d | 6.81 | +94% | Sep 2025 | Resolved |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 390.00 MPN/100mL | 200.00 | +95% | Sep 2025 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 82.93 mg/L | 15.00 | +453% | Sep 2025 | Resolved |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 500.00 MPN/100mL | 400.00 | +25% | Sep 2025 | Open |
| BOD, carbonaceous [5 day, 20 C] | DMR, Limited - Numeric Violation | 23.36 mg/L | 15.00 | +56% | Sep 2025 | Open |
| BOD, carbonaceous [5 day, 20 C] | DMR, Limited - Numeric Violation | 19.07 mg/L | 10.00 | +91% | Sep 2025 | Resolved |
| Solids, total suspended | DMR, Limited - Numeric Violation | 135.18 kg/d | 20.43 | +562% | Sep 2025 | Resolved |
| Solids, total suspended | DMR, Limited - Numeric Violation | 30.39 kg/d | 20.43 | +49% | Aug 2025 | Resolved |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 1,200.00 MPN/100mL | 400.00 | +200% | Aug 2025 | Open |
| BOD, carbonaceous [5 day, 20 C] | DMR, Limited - Numeric Violation | 17.14 mg/L | 10.00 | +71% | Aug 2025 | Resolved |
| Solids, total suspended | DMR, Limited - Numeric Violation | 52.00 mg/L | 23.00 | +126% | Aug 2025 | Open |
| BOD, carbonaceous [5 day, 20 C] | DMR, Limited - Numeric Violation | 29.00 mg/L | 15.00 | +93% | Aug 2025 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 39.68 mg/L | 15.00 | +165% | Aug 2025 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 7.62 mg/L | 5.00 | +52% | Aug 2025 | Resolved |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 339.00 MPN/100mL | 200.00 | +70% | Aug 2025 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 24.00 kg/d | 6.81 | +252% | Jul 2025 | 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.
Administrative - Formal
· Case 06-2010-1235
State CWA Non Penalty AO
Clean Water Act
· Case LA-WECN2100649 · May 4, 2022
State CWA Non Penalty AO
Clean Water Act
· Case LA-WEC1900318 · Mar 5, 2020
State CWA Non Penalty AO
Clean Water Act
· Case LA-WEC1400439 · Jul 27, 2015
Administrative - Formal
· Case 06-2008-1423 · Oct 8, 2008
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