Non-Compliance
Clean Water Act
SOUTH MESQUITE REGIONAL WASTEWATER TREATMENT PLANT
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
-
3500 LAWSON ROAD
MESQUITE, TX 75149
View on map ↗ - County
- DALLAS County
- Industry
- Utilities
- NAICS (North American Industry Classification)
- 22132
- Inspections
- 5 · last Sep 24, 2024
- Total Penalties
- $0 · last Feb 27, 2016
- Registry ID
- 110000505962
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.
6
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 | Permit Violations - Violation Specified in Comment | Dec 12, 2025 | Dec 12, 2025 | Resolved |
| cwa | Permit Violations - Violation Specified in Comment | Sep 24, 2024 | Sep 24, 2024 | Resolved |
| cwa | Schedule Event achieved late but reported | Feb 4, 2023 | — | Open |
| cwa | Permit Violations - Violation Specified in Comment | Dec 15, 2022 | Dec 15, 2023 | Resolved |
| cwa | Permit Violations - Violation Specified in Comment | Apr 29, 2021 | Apr 29, 2021 | Resolved |
| cwa | Permit Violations - Violation Specified in Comment | May 4, 2020 | May 4, 2020 | Resolved |
| cwa | Permit Violations - Violation Specified in Comment | Mar 11, 2020 | Mar 11, 2020 | Resolved |
| cwa | Permit Violations - Violation Specified in Comment | Nov 29, 2018 | — | Open |
| cwa | Schedule Event achieved late but reported | Mar 28, 2016 | — | Open |
| cwa | Permit Violations - Violation Specified in Comment | Jan 4, 2016 | — | Open |
| cwa | Permit Violations - Violation Specified in Comment | Jun 2, 2015 | — | Open |
| cwa | Permit Violations - Violation Specified in Comment | Feb 9, 2015 | — | Open |
| cwa | WW SSO - Discharge to Waters | Jan 6, 2015 | — | Open |
| cwa | Permit Violations - Violation Specified in Comment | Jan 4, 2015 | — | Open |
| cwa | Schedule Event achieved late but reported | Jun 30, 2007 | — | Open |
| cwa | Schedule Event achieved late but reported | Jun 30, 2006 | — | Open |
| cwa | Permit Violations - Violation Specified in Comment | Oct 16, 1992 | — | Open |
| cwa | Monitoring Violations - Failure to Monitor for Toxicity Requirements | May 1, 1992 | — | Open |
| cwa | Reporting Violations - Noncompliance with Section 308 Information Request | Sep 5, 1991 | — | Open |
| cwa | Effluent Violations - Unapproved Bypass | Mar 14, 1990 | — | Open |
| cwa | Effluent Violations - Unapproved Bypass | Jan 1, 1990 | — | 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 |
|---|---|---|---|---|---|---|
| Flow, in conduit or thru treatment plant | DMR, Limited - Numeric Violation | 89.53 MGD | 82.50 | +9% | May 2025 | Open |
| Flow, in conduit or thru treatment plant | DMR, Limited - Numeric Violation | 90.18 MGD | 82.50 | +9% | Apr 2025 | Open |
| Flow, in conduit or thru treatment plant | DMR, Limited - Numeric Violation | 99.93 MGD | 82.50 | +21% | Jan 2025 | Open |
| E. coli | DMR, Limited - Numeric Violation | 488.00 MPN/100mL | 399.00 | +22% | Aug 2024 | Open |
| Flow, in conduit or thru treatment plant | DMR, Limited - Numeric Violation | 99.17 MGD | 82.50 | +20% | Jun 2024 | Open |
| Flow, in conduit or thru treatment plant | DMR, Limited - Numeric Violation | 96.95 MGD | 82.50 | +18% | May 2024 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 64.30 mg/L | 40.00 | +61% | Apr 2024 | Open |
| Flow, in conduit or thru treatment plant | DMR, Limited - Numeric Violation | 91.78 MGD | 82.50 | +11% | Apr 2024 | Open |
| Flow, in conduit or thru treatment plant | DMR, Limited - Numeric Violation | 84.02 MGD | 82.50 | +2% | Mar 2024 | Open |
| Flow, in conduit or thru treatment plant | DMR, Limited - Numeric Violation | 101.16 MGD | 82.50 | +23% | Oct 2023 | Open |
| E. coli | DMR, Limited - Numeric Violation | 1,046.20 MPN/100mL | 399.00 | +162% | Oct 2023 | Open |
| Flow, in conduit or thru treatment plant | DMR, Limited - Numeric Violation | 92.89 MGD | 82.50 | +13% | Feb 2023 | Open |
| Flow, in conduit or thru treatment plant | DMR, Limited - Numeric Violation | 90.21 MGD | 82.50 | +9% | Nov 2022 | Open |
| E. coli | DMR, Limited - Numeric Violation | 961.00 MPN/100mL | 399.00 | +141% | Oct 2022 | Open |
| E. coli | DMR, Limited - Numeric Violation | 435.20 MPN/100mL | 399.00 | +9% | Aug 2022 | Open |
| Flow, in conduit or thru treatment plant | DMR, Limited - Numeric Violation | 102.07 MGD | 82.50 | +24% | Aug 2022 | Open |
| E. coli | DMR, Limited - Numeric Violation | 1,011.20 MPN/100mL | 399.00 | +153% | Mar 2022 | Open |
| E. coli | DMR, Limited - Numeric Violation | 727.00 MPN/100mL | 399.00 | +82% | Jul 2021 | Open |
| Flow, in conduit or thru treatment plant | DMR, Limited - Numeric Violation | 83.47 MGD | 82.50 | +1% | May 2021 | Open |
| Flow, in conduit or thru treatment plant | DMR, Limited - Numeric Violation | 84.55 MGD | 82.50 | +2% | Jan 2021 | Open |
| Flow, in conduit or thru treatment plant | DMR, Limited - Numeric Violation | 92.40 MGD | 82.50 | +12% | Dec 2020 | Open |
| Flow, in conduit or thru treatment plant | DMR, Limited - Numeric Violation | 85.77 MGD | 82.50 | +4% | May 2020 | Open |
| Flow, in conduit or thru treatment plant | DMR, Limited - Numeric Violation | 87.24 MGD | 82.50 | +6% | Mar 2020 | Open |
| E. coli | DMR, Limited - Numeric Violation | 1,120.00 MPN/100mL | 399.00 | +181% | May 2019 | Open |
| Flow, in conduit or thru treatment plant | DMR, Limited - Numeric Violation | 89.32 MGD | 82.50 | +8% | May 2019 | Open |
| Flow, in conduit or thru treatment plant | DMR, Limited - Numeric Violation | 85.00 MGD | 82.50 | +3% | Apr 2019 | Open |
| Flow, in conduit or thru treatment plant | DMR, Limited - Numeric Violation | 92.23 MGD | 82.50 | +12% | Dec 2018 | Open |
| Flow, in conduit or thru treatment plant | DMR, Limited - Numeric Violation | 95.26 MGD | 82.50 | +15% | Oct 2018 | Open |
| Flow, in conduit or thru treatment plant | DMR, Limited - Numeric Violation | 89.68 MGD | 82.50 | +9% | Sep 2018 | Open |
| Flow, in conduit or thru treatment plant | DMR, Limited - Numeric Violation | 84.11 MGD | 82.50 | +2% | Feb 2018 | Open |
| E. coli | DMR, Limited - Numeric Violation | 1,986.00 MPN/100mL | 394.00 | +404% | Oct 2016 | Open |
| E. coli | DMR, Limited - Numeric Violation | 2,420.00 MPN/100mL | 394.00 | +514% | Jan 2016 | Open |
| Flow, in conduit or thru treatment plant | DMR, Limited - Numeric Violation | 86.60 MGD | 82.50 | +5% | Nov 2015 | Open |
| Flow, in conduit or thru treatment plant | DMR, Limited - Numeric Violation | 82.93 MGD | 82.50 | +1% | Oct 2015 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 10.70 mg/L | 3.00 | +257% | Jun 2015 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 17.10 mg/L | 10.00 | +71% | Jun 2015 | Open |
| BOD, carbonaceous [5 day, 20 C] | DMR, Limited - Numeric Violation | 25.50 mg/L | 22.00 | +16% | Jun 2015 | Open |
| BOD, carbonaceous [5 day, 20 C] | DMR, Limited - Numeric Violation | 9.50 mg/L | 7.00 | +36% | Jun 2015 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 816.97 kg/d | 375.00 | +118% | Jun 2015 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 12.00 mg/L | 10.00 | +20% | May 2015 | Open |
| E. coli | DMR, Limited - Numeric Violation | 687.00 MPN/100mL | 394.00 | +74% | May 2015 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 501.13 kg/d | 375.00 | +34% | May 2015 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 4.10 mg/L | 3.00 | +37% | May 2015 | 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 Penalty AO
Clean Water Act
· Case TX-2014-1440-WQ-E · Feb 27, 2016
$15,000
State CWA Penalty AO
Clean Water Act
· Case TX-2011-1738-MWD-E · Apr 7, 2013
$46,937
CWA 309A AO For Compliance
Clean Water Act
· Case 06-1990-N397 · Jul 17, 1990
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