Non-Compliance
Clean Water Act
SEBASTIAN MUD WWTF
Quick Summary
- •Currently out of compliance in at least one environmental program (CAA, CWA, or RCRA).
- •Assessed $15,938 in total penalties since records began.
- Address
-
1M W. US HWY 77 AND 1/3M S. ST HWY
SEBASTIAN, TX 78594
View on map ↗ - County
- WILLACY County
- Inspections
- 1 · last Aug 3, 2023
- Total Penalties
- $15,938 · last May 17, 2024
- Registry ID
- 110009773085
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.
4
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 20, 2026 | Feb 20, 2026 | Resolved |
| cwa | Permit Violations - Violation Specified in Comment | Aug 1, 2023 | — | Open |
| cwa | Permit Violations - Violation Specified in Comment | May 2, 2022 | May 16, 2022 | Resolved |
| cwa | Permit Violations - Violation Specified in Comment | Jun 20, 2019 | — | Open |
| cwa | Permit Violations - Violation Specified in Comment | Aug 2, 2018 | — | Open |
| cwa | Permit Violations - Violation Specified in Comment | May 31, 2017 | — | Open |
| cwa | Permit Violations - Violation Specified in Comment | Mar 22, 2016 | — | Open |
| cwa | Permit Violations - Violation Specified in Comment | Apr 28, 2015 | — | Open |
| cwa | Permit Violations - Violation Specified in Comment | Apr 29, 2014 | — | Open |
| cwa | Schedule Event achieved late but reported | Oct 17, 2012 | — | 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 |
|---|---|---|---|---|---|---|
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 15.90 mg/L | 15.00 | +6% | Aug 2025 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 4.54 kg/d | 2.54 | +79% | Jul 2025 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 7.89 mg/L | 3.00 | +163% | Jul 2025 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 14.11 kg/d | 12.71 | +11% | Jun 2025 | Resolved |
| Solids, total suspended | DMR, Limited - Numeric Violation | 21.72 mg/L | 15.00 | +45% | Jun 2025 | Resolved |
| Solids, total suspended | DMR, Limited - Numeric Violation | 92.40 mg/L | 60.00 | +54% | Jun 2025 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 61.90 mg/L | 60.00 | +3% | May 2025 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 20.43 kg/d | 12.71 | +61% | May 2025 | Resolved |
| Solids, total suspended | DMR, Limited - Numeric Violation | 24.00 mg/L | 15.00 | +60% | May 2025 | Resolved |
| Solids, total suspended | DMR, Limited - Numeric Violation | 114.00 mg/L | 60.00 | +90% | Apr 2025 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 45.00 mg/L | 15.00 | +200% | Apr 2025 | Resolved |
| Solids, total suspended | DMR, Limited - Numeric Violation | 20.43 kg/d | 12.71 | +61% | Apr 2025 | Resolved |
| Solids, total suspended | DMR, Limited - Numeric Violation | 17.10 mg/L | 15.00 | +14% | Mar 2025 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 26.00 mg/L | 15.00 | +73% | Jun 2024 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 7.00 mg/L | 3.00 | +133% | Jun 2024 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 6.81 kg/d | 2.54 | +168% | Jun 2024 | Open |
| BOD, carbonaceous [5 day, 20 C] | DMR, Limited - Numeric Violation | 15.42 mg/L | 10.00 | +54% | Mar 2022 | Open |
| BOD, carbonaceous [5 day, 20 C] | DMR, Limited - Numeric Violation | 111.00 mg/L | 35.00 | +217% | Mar 2022 | Open |
| BOD, carbonaceous [5 day, 20 C] | DMR, Limited - Numeric Violation | 12.71 kg/d | 8.63 | +47% | Mar 2022 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 5.60 mg/L | 3.00 | +87% | Nov 2021 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 22.00 mg/L | 15.00 | +47% | Nov 2021 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 5.90 mg/L | 3.00 | +97% | Oct 2021 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 5.20 mg/L | 3.00 | +73% | Aug 2021 | Resolved |
| Solids, total suspended | DMR, Limited - Numeric Violation | 18.70 mg/L | 15.00 | +25% | Jul 2021 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 3.50 mg/L | 3.00 | +17% | Jun 2021 | Resolved |
| Solids, total suspended | DMR, Limited - Numeric Violation | 16.80 mg/L | 15.00 | +12% | May 2021 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 4.40 mg/L | 3.00 | +47% | May 2021 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 4.50 mg/L | 3.00 | +50% | Apr 2021 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 8.70 mg/L | 3.00 | +190% | Dec 2020 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 6.20 mg/L | 3.00 | +107% | Nov 2020 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 5.49 mg/L | 3.00 | +83% | Oct 2020 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 6.70 mg/L | 3.00 | +123% | Sep 2020 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 18.00 mg/L | 15.00 | +20% | Jun 2020 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 5.50 mg/L | 3.00 | +83% | Jun 2020 | Resolved |
| BOD, carbonaceous [5 day, 20 C] | DMR, Limited - Numeric Violation | 11.53 kg/d | 8.63 | +34% | Jun 2019 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 89.00 mg/L | 60.00 | +48% | Jun 2019 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 24.00 mg/L | 15.00 | +60% | Jun 2019 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 32.69 kg/d | 12.71 | +157% | Jun 2019 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 5.10 mg/L | 3.00 | +70% | May 2019 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 5.00 mg/L | 3.00 | +67% | Aug 2018 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 16.10 mg/L | 15.00 | +7% | Aug 2017 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 4.00 mg/L | 3.00 | +33% | Aug 2017 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 5.00 mg/L | 3.00 | +67% | Dec 2016 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 23.00 mg/L | 15.00 | +53% | Mar 2016 | Resolved |
| Solids, total suspended | DMR, Limited - Numeric Violation | 24.00 mg/L | 15.00 | +60% | Feb 2016 | Resolved |
| Solids, total suspended | DMR, Limited - Numeric Violation | 16.80 kg/d | 12.71 | +32% | Jan 2016 | Resolved |
| Solids, total suspended | DMR, Limited - Numeric Violation | 27.00 mg/L | 15.00 | +80% | Jan 2016 | Resolved |
| Solids, total suspended | DMR, Limited - Numeric Violation | 25.00 mg/L | 15.00 | +67% | Dec 2015 | Resolved |
| Solids, total suspended | DMR, Limited - Numeric Violation | 16.00 mg/L | 15.00 | +7% | Nov 2015 | Resolved |
| Solids, total suspended | DMR, Limited - Numeric Violation | 23.00 mg/L | 15.00 | +53% | Oct 2015 | 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 Penalty AO
Clean Water Act
· Case TX-2021-0887-MWD-E · May 17, 2024
$15,938
State CWA Penalty AO
Clean Water Act
· Case TX-2016-0496-MWD-E · Aug 2, 2016
$6,187
State CWA Penalty AO
Clean Water Act
· Case TX-2011-0594-MWD-E · Dec 19, 2011
$2,457
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