Non-Compliance
Clean Water Act
GRAND COTEAU WASTEWATER TREATMENT FACILITY
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
-
ROBBIE STREET
GRAND COTEAU, LA 70541
View on map ↗ - County
- ST. LANDRY County
- Inspections
- 1 · last Mar 5, 2024
- Total Penalties
- $0
- Registry ID
- 110009047218
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.
11
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 15, 2025 | Nov 15, 2025 | Resolved |
| cwa | Schedule Event unachieved and not reported | Aug 31, 2025 | Nov 30, 2025 | Resolved |
| cwa | Schedule Event achieved late but reported | Jul 15, 2025 | — | Open |
| cwa | Schedule Event reported late | Jul 15, 2025 | — | Open |
| cwa | Schedule Event unachieved but reported | Apr 15, 2025 | Jul 21, 2025 | Resolved |
| cwa | Schedule Event unachieved and not reported | Apr 15, 2025 | Oct 15, 2025 | Resolved |
| cwa | Schedule Event achieved late but reported | Apr 15, 2025 | — | Open |
| cwa | Schedule Event reported late | Apr 15, 2025 | — | Open |
| cwa | Schedule Event reported late | Jan 15, 2025 | — | Open |
| cwa | Schedule Event achieved late but reported | Jan 15, 2025 | — | Open |
| cwa | Management Practice Violations - Improper Operation and Maintenance | Mar 5, 2024 | Jul 8, 2024 | Resolved |
| cwa | Permit Violations - Violation Specified in Comment | Dec 31, 2022 | Jul 8, 2024 | Resolved |
| cwa | Management Practice Violations - Improper Operation and Maintenance | Aug 11, 2022 | Feb 1, 2023 | Resolved |
| cwa | Permit Violations - Violation Specified in Comment | Dec 31, 2020 | Jul 8, 2024 | Resolved |
| cwa | Schedule Event unachieved and not reported | Aug 13, 2020 | Oct 30, 2025 | Resolved |
| cwa | Schedule Event unachieved but reported | Aug 13, 2020 | Oct 30, 2025 | Resolved |
| cwa | Schedule Event unachieved and not reported | Aug 13, 2020 | Oct 30, 2025 | Resolved |
| cwa | Schedule Event achieved late but reported | Aug 13, 2020 | — | Open |
| cwa | Schedule Event reported late | Aug 13, 2020 | — | Open |
| cwa | Schedule Event unachieved but reported | Aug 13, 2020 | Oct 30, 2025 | Resolved |
| cwa | Schedule Event achieved late but reported | Aug 13, 2020 | — | Open |
| cwa | Schedule Event reported late | Aug 13, 2020 | — | Open |
| cwa | Schedule Event unachieved but reported | Aug 13, 2020 | Oct 30, 2025 | Resolved |
| cwa | Schedule Event achieved late but reported | Aug 13, 2020 | — | Open |
| cwa | Schedule Event reported late | Aug 13, 2020 | — | Open |
| cwa | Schedule Event unachieved and not reported | Aug 13, 2020 | Oct 30, 2025 | Resolved |
| cwa | Reporting Violations - Failure to submit required report (non-DMR non-pretreatment) | Dec 31, 2019 | Oct 30, 2025 | Resolved |
| cwa | Management Practice Violations - Improper Operation and Maintenance | May 1, 2019 | Oct 30, 2025 | Resolved |
| cwa | Management Practice Violations - Failure to Maintain Records | May 1, 2019 | Oct 30, 2025 | Resolved |
| cwa | Reporting Violations - Failure to submit required report (non-DMR non-pretreatment) | Dec 31, 2016 | Oct 30, 2025 | Resolved |
| cwa | Schedule Event unachieved but reported | Dec 29, 2016 | Jun 25, 2020 | Resolved |
| cwa | Schedule Event unachieved and not reported | Dec 29, 2016 | Jun 25, 2020 | Resolved |
| cwa | Schedule Event unachieved and not reported | Dec 29, 2016 | — | Open |
| cwa | Schedule Event unachieved and not reported | Dec 29, 2016 | Jun 25, 2020 | Resolved |
| cwa | Schedule Event unachieved and not reported | Dec 29, 2016 | — | Open |
| cwa | Schedule Event reported late | Dec 29, 2016 | — | Open |
| cwa | Schedule Event achieved late but reported | Dec 29, 2016 | — | Open |
| cwa | Schedule Event reported late | Dec 29, 2016 | — | Open |
| cwa | Schedule Event achieved late but reported | Dec 29, 2016 | — | Open |
| cwa | Schedule Event unachieved but reported | Dec 29, 2016 | Jun 25, 2020 | Resolved |
| cwa | Schedule Event reported late | Dec 29, 2016 | — | Open |
| cwa | Schedule Event achieved late but reported | Dec 29, 2016 | — | Open |
| cwa | Schedule Event unachieved but reported | Dec 29, 2016 | — | Open |
| cwa | Schedule Event reported late | Dec 29, 2016 | — | Open |
| cwa | Schedule Event achieved late but reported | Dec 29, 2016 | — | Open |
| cwa | Schedule Event unachieved but reported | Dec 29, 2016 | — | Open |
| cwa | Reporting Violations - Failure to submit required report (non-DMR non-pretreatment) | Apr 30, 2016 | Jun 25, 2020 | Resolved |
| cwa | Schedule Event achieved late but reported | Aug 28, 2015 | — | Open |
| cwa | Reporting Violations - Failure to submit required report (non-DMR non-pretreatment) | Apr 30, 2015 | Jun 25, 2020 | 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 | 7.31 mg/L | 5.00 | +46% | Dec 2025 | Resolved |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 2,419.60 MPN/100mL | 400.00 | +99,999% | Dec 2025 | Open |
| Oxygen, dissolved [DO] | DMR, Limited - Numeric Violation | 4.90 mg/L | 5.00 | +2% | Dec 2025 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 5.96 kg/d | 3.09 | +93% | Dec 2025 | Resolved |
| Solids, total suspended | DMR, Limited - Numeric Violation | 17.84 kg/d | 9.26 | +93% | Dec 2025 | Resolved |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 2,419.60 MPN/100mL | 200.00 | +99,999% | Dec 2025 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 22.00 mg/L | 15.00 | +47% | Dec 2025 | Resolved |
| Solids, total suspended | DMR, Limited - Numeric Violation | 20.00 mg/L | 15.00 | +33% | Nov 2025 | Resolved |
| Solids, total suspended | DMR, Limited - Numeric Violation | 11.67 kg/d | 9.26 | +26% | Nov 2025 | Resolved |
| Solids, total suspended | DMR, Limited - Numeric Violation | 24.00 mg/L | 23.00 | +4% | Nov 2025 | Open |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 2,419.60 MPN/100mL | 400.00 | +505% | Nov 2025 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 12.60 mg/L | 10.00 | +26% | Nov 2025 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 7.27 kg/d | 3.09 | +136% | Nov 2025 | Resolved |
| Oxygen, dissolved [DO] | DMR, Limited - Numeric Violation | 4.50 mg/L | 5.00 | +10% | Nov 2025 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 12.30 mg/L | 5.00 | +146% | Nov 2025 | Resolved |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 560.00 MPN/100mL | 200.00 | +180% | Nov 2025 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 12.20 mg/L | 5.00 | +144% | Oct 2025 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 12.50 mg/L | 10.00 | +25% | Oct 2025 | Open |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 1,046.20 MPN/100mL | 400.00 | +162% | Oct 2025 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 16.00 mg/L | 15.00 | +7% | Oct 2025 | Resolved |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 714.80 MPN/100mL | 200.00 | +257% | Oct 2025 | Open |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 2,419.60 MPN/100mL | 400.00 | +505% | Sep 2025 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 10.22 mg/L | 5.00 | +104% | Sep 2025 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 3.35 kg/d | 3.09 | +9% | Sep 2025 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 10.30 mg/L | 10.00 | +3% | Sep 2025 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 21.00 mg/L | 15.00 | +40% | Sep 2025 | Resolved |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 1,026.20 MPN/100mL | 200.00 | +413% | Sep 2025 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 24.00 mg/L | 23.00 | +4% | Aug 2025 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 23.00 mg/L | 15.00 | +53% | Aug 2025 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 9.50 mg/L | 5.00 | +90% | Aug 2025 | Resolved |
| BOD, carbonaceous [5 day, 20 C] | DMR, Limited - Numeric Violation | 14.00 mg/L | 10.00 | +40% | Aug 2025 | Resolved |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 2,419.60 MPN/100mL | 200.00 | +1,110% | Aug 2025 | Open |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 2,419.60 MPN/100mL | 400.00 | +505% | Aug 2025 | Open |
| BOD, carbonaceous [5 day, 20 C] | DMR, Limited - Numeric Violation | 17.07 kg/d | 6.17 | +176% | Jul 2025 | Resolved |
| Solids, total suspended | DMR, Limited - Numeric Violation | 27.33 kg/d | 9.26 | +195% | Jul 2025 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 6.90 mg/L | 5.00 | +38% | Jul 2025 | Resolved |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 517.20 MPN/100mL | 400.00 | +29% | Jul 2025 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 14.53 kg/d | 3.09 | +371% | Jul 2025 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Overdue | 27.24 kg/d | 3.09 | +782% | Jun 2025 | Resolved |
| Solids, total suspended | DMR, Limited - Overdue | 41.50 kg/d | 9.26 | +348% | Jun 2025 | Resolved |
| Solids, total suspended | DMR, Limited - Numeric Violation | 41.50 kg/d | 9.26 | +348% | Jun 2025 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 27.24 kg/d | 3.09 | +782% | Jun 2025 | Resolved |
| BOD, carbonaceous [5 day, 20 C] | DMR, Limited - Numeric Violation | 18.39 kg/d | 6.17 | +198% | Jun 2025 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 6.56 mg/L | 5.00 | +31% | Jun 2025 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Overdue | 6.56 mg/L | 5.00 | +31% | Jun 2025 | Resolved |
| BOD, carbonaceous [5 day, 20 C] | DMR, Limited - Overdue | 18.39 kg/d | 6.17 | +198% | Jun 2025 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Overdue | 5.24 mg/L | 5.00 | +5% | May 2025 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 23.24 kg/d | 3.09 | +653% | May 2025 | Resolved |
| BOD, carbonaceous [5 day, 20 C] | DMR, Limited - Overdue | 10.76 kg/d | 6.17 | +74% | May 2025 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 5.24 mg/L | 5.00 | +5% | May 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.
State CWA Non Penalty AO
Clean Water Act
· Case LA-WEC2400165 · Jul 8, 2024
State CWA Non Penalty AO
Clean Water Act
· Case LA-MMC2200747 · Feb 1, 2023
State CWA Non Penalty AO
Clean Water Act
· Case LA-WEC2000132 · Jun 29, 2020
State CWA Non Penalty AO
Clean Water Act
· Case LA-WEC1400637 · Jun 16, 2015
State CWA Non Penalty AO
Clean Water Act
· Case LA-WEC1200164 · Aug 9, 2013
State CWA Non Penalty AO
Clean Water Act
· Case LA-N00014695 · Feb 24, 2006
State CWA Non Penalty AO
Clean Water Act
· Case LA-N00009781 · Jan 26, 2005
State CWA Non Penalty AO
Clean Water Act
· Case LA-N00016526 · Jan 20, 2005
State CWA Non Penalty AO
Clean Water Act
· Case LA-N00004366 · May 31, 2002
CWA 309A AO For Compliance
Clean Water Act
· Case 06-2000-N114 · Sep 8, 2000
CWA 309A AO For Compliance
Clean Water Act
· Case 06-2000-N086 · Oct 29, 1999
CWA 309A AO For Compliance
Clean Water Act
· Case 06-1998-N221 · Jul 31, 1998
CWA 309A AO For Compliance
Clean Water Act
· Case 06-1998-N171 · Mar 3, 1998
CWA 309A AO For Compliance
Clean Water Act
· Case 06-1995-N075 · Jun 15, 1995
CWA 309A AO For Compliance
Clean Water Act
· Case 06-1992-N347 · Sep 14, 1992
CWA 309A AO For Compliance
Clean Water Act
· Case 06-1992-N254 · Nov 6, 1991
CWA 309A AO For Compliance
Clean Water Act
· Case 06-1991-N251 · May 22, 1991
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