Non-Compliance
Clean Water Act
CITY OF MCALLEN SOUTH 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
-
4100 IDELA STREET
MC ALLEN, TX 78501
View on map ↗ - County
- HIDALGO County
- Industry
- Utilities
- NAICS (North American Industry Classification)
- 22131
- Inspections
- 6 · last May 27, 2025
- Total Penalties
- $0 · last Aug 29, 2012
- Registry ID
- 110000502162
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 reported late | Jan 31, 2025 | — | Open |
| cwa | Schedule Event unachieved but reported | Jan 31, 2025 | Mar 26, 2025 | Resolved |
| cwa | Schedule Event achieved late but reported | Jan 31, 2025 | — | Open |
| cwa | Schedule Event unachieved and not reported | Jan 31, 2025 | Mar 26, 2025 | Resolved |
| cwa | Permit Violations - Violation Specified in Comment | Jun 6, 2018 | — | Open |
| cwa | Permit Violations - Violation Specified in Comment | Aug 5, 2014 | — | Open |
| cwa | Permit Violations - Violation Specified in Comment | Nov 15, 2013 | — | Open |
| cwa | Schedule Event unachieved and not reported | Dec 15, 2008 | Jul 1, 2009 | Resolved |
| cwa | Schedule Event reported late | Dec 15, 2008 | — | Open |
| cwa | Schedule Event achieved late but reported | Dec 15, 2008 | — | Open |
| cwa | Schedule Event unachieved but reported | Dec 15, 2008 | Jul 1, 2009 | Resolved |
| cwa | Schedule Event unachieved and not reported | Dec 15, 2006 | May 30, 2007 | Resolved |
| cwa | Schedule Event achieved late but reported | Dec 15, 2006 | — | Open |
| cwa | Schedule Event achieved late but reported | Jan 31, 2003 | — | Open |
| cwa | Schedule Event unachieved and not reported | Jan 31, 2003 | Mar 24, 2003 | Resolved |
| cwa | Effluent Violations - Unapproved Bypass | Jul 31, 1998 | Apr 26, 2001 | Resolved |
| cwa | Schedule Event achieved late but reported | Jul 1, 1996 | — | Open |
| cwa | Schedule Event achieved late but reported | Feb 28, 1996 | — | Open |
| cwa | Schedule Event achieved late but reported | Oct 28, 1995 | — | Open |
| cwa | Reporting Violations - Noncompliance with Section 308 Information Request | Sep 5, 1991 | — | Open |
| cwa | Schedule Event unachieved and not reported | Jan 28, 1990 | Feb 28, 1991 | Resolved |
| cwa | Schedule Event achieved late but reported | Jan 28, 1990 | — | Open |
| cwa | Schedule Event achieved late but reported | Jan 28, 1990 | — | Open |
| cwa | Schedule Event unachieved and not reported | Dec 31, 1989 | Feb 28, 1991 | Resolved |
| cwa | Schedule Event achieved late but reported | Dec 31, 1989 | — | Open |
| cwa | Schedule Event achieved late but reported | Dec 31, 1989 | — | Open |
| cwa | Schedule Event achieved late but reported | Dec 17, 1989 | — | Open |
| cwa | Schedule Event unachieved and not reported | Dec 17, 1989 | Feb 28, 1991 | Resolved |
| cwa | Pretreatment - Baseline Monitoring Report Violation | Dec 4, 1989 | Feb 28, 1991 | Resolved |
| cwa | Schedule Event achieved late but reported | Nov 15, 1989 | — | Open |
| cwa | Schedule Event achieved late but reported | Oct 31, 1989 | — | Open |
| cwa | Pretreatment - Failure to Establish Self-Monitoring Requirements | Feb 17, 1989 | Dec 4, 1989 | Resolved |
| cwa | Management Practice Violations - Failure to Conduct Inspections | Feb 17, 1989 | Dec 4, 1989 | Resolved |
| cwa | Pretreatment - Baseline Monitoring Report Violation | Feb 17, 1989 | Dec 4, 1989 | Resolved |
| cwa | Permit Violations - Violation Specified in Comment | Feb 17, 1989 | Dec 4, 1989 | Resolved |
| cwa | Pretreatment - Failure to Issue SIU Permits | Feb 17, 1989 | Dec 4, 1989 | Resolved |
| cwa | Permit Violations - Violation Specified in Comment | Feb 22, 1988 | — | 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 |
|---|---|---|---|---|---|---|
| E. coli | DMR, Limited - Numeric Violation | 790.00 MPN/100mL | 399.00 | +98% | Dec 2025 | Open |
| E. coli | DMR, Limited - Numeric Violation | 1,027.00 MPN/100mL | 399.00 | +157% | Oct 2025 | Open |
| E. coli | DMR, Limited - Numeric Violation | 2,420.00 MPN/100mL | 399.00 | +507% | Sep 2025 | Open |
| E. coli | DMR, Limited - Numeric Violation | 1,235.40 MPN/100mL | 399.00 | +210% | Jul 2025 | Open |
| E. coli | DMR, Limited - Numeric Violation | 1,292.00 MPN/100mL | 399.00 | +224% | Oct 2023 | Open |
| E. coli | DMR, Limited - Numeric Violation | 2,420.00 MPN/100mL | 399.00 | +507% | Sep 2023 | Open |
| E. coli | DMR, Limited - Numeric Violation | 974.00 MPN/100mL | 399.00 | +144% | Sep 2022 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 16.70 mg/L | 10.00 | +67% | Sep 2022 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 2.57 mg/L | 2.00 | +29% | Sep 2022 | Open |
| E. coli | DMR, Limited - Numeric Violation | 137.10 MPN/100mL | 126.00 | +9% | Aug 2018 | Open |
| E. coli | DMR, Limited - Numeric Violation | 727.00 MPN/100mL | 399.00 | +82% | Aug 2018 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 2.20 mg/L | 2.00 | +10% | Sep 2017 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 17.80 mg/L | 10.00 | +78% | Sep 2017 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 20.50 mg/L | 10.00 | +105% | May 2015 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 2.50 mg/L | 2.00 | +25% | Mar 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.
Administrative - Formal
· Case 06-2012-3583 · Aug 29, 2012
$1,080
CWA 309A AO For Compliance
Clean Water Act
· Case 06-1999-N128 · Jan 14, 1999
Administrative - Formal
· Case 06-1999-0212 · Jan 14, 1999
CWA 309A AO For Compliance
Clean Water Act
· Case 06-1996-N269 · Oct 13, 1995
Administrative - Formal
· Case 06-1996-0354 · Oct 13, 1995
CWA 309A AO For Compliance
Clean Water Act
· Case 06-1995-N367 · Jun 29, 1995
CWA 309A AO For Compliance
Clean Water Act
· Case 06-1994-N446 · May 10, 1994
CWA 309A AO For Compliance
Clean Water Act
· Case 06-1993-N413 · Sep 14, 1993
CWA 309A AO For Compliance
Clean Water Act
· Case 06-1990-N464 · Dec 4, 1989
CWA 309G2B AO For Class II Penalties
Clean Water Act
· Case 06-1989-N464 · Sep 15, 1989
CWA 309A AO For Compliance
Clean Water Act
· Case 06-1989-N460 · Jul 31, 1989
CWA 309A AO For Compliance
Clean Water Act
· Case 06-1989-N526 · Jun 8, 1989
CWA 309A AO For Compliance
Clean Water Act
· Case 06-1988-N518 · Aug 10, 1988
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