Non-Compliance
Clean Water Act
HARRIS COUNTY MUD 400 WWTP 2
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
-
2500' WEST 4200' N INTX WOODLAND HILLS DR
HOUSTON, TX 77339
View on map ↗ - County
- HARRIS County
- Inspections
- 2 · last Oct 9, 2025
- Total Penalties
- $0
- Registry ID
- 110030770887
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.
7
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 | Oct 9, 2025 | Oct 9, 2025 | Resolved |
| cwa | Schedule Event reported late | Nov 11, 2024 | — | Open |
| cwa | Schedule Event achieved late but reported | Nov 11, 2024 | — | Open |
| cwa | Schedule Event unachieved and not reported | Nov 11, 2024 | Jan 10, 2025 | Resolved |
| cwa | Schedule Event unachieved but reported | Nov 11, 2024 | Jan 9, 2025 | Resolved |
| cwa | Schedule Event reported late | Sep 27, 2024 | — | Open |
| cwa | Schedule Event achieved late but reported | Sep 27, 2024 | — | Open |
| cwa | Schedule Event unachieved but reported | Sep 27, 2024 | Jan 9, 2025 | Resolved |
| cwa | Schedule Event unachieved and not reported | Sep 27, 2024 | Jan 10, 2025 | Resolved |
| cwa | Permit Violations - Violation Specified in Comment | May 9, 2024 | May 9, 2024 | 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 |
|---|---|---|---|---|---|---|
| E. coli | DMR, Limited - Numeric Violation | 435.00 MPN/100mL | 200.00 | +118% | Nov 2025 | Open |
| E. coli | DMR, Limited - Numeric Violation | 411.00 MPN/100mL | 200.00 | +106% | Oct 2025 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 5.02 mg/L | 3.00 | +67% | Aug 2025 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 20.00 mg/L | 10.00 | +100% | Aug 2025 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 17.39 kg/d | 15.89 | +9% | Aug 2025 | Resolved |
| E. coli | DMR, Limited - Numeric Violation | 281.00 MPN/100mL | 200.00 | +41% | Aug 2025 | Open |
| E. coli | DMR, Limited - Numeric Violation | 422.00 MPN/100mL | 200.00 | +111% | Jul 2025 | Open |
| E. coli | DMR, Limited - Numeric Violation | 2,420.00 MPN/100mL | 200.00 | +1,110% | Jun 2025 | Open |
| E. coli | DMR, Limited - Numeric Violation | 117.00 MPN/100mL | 63.00 | +86% | Apr 2025 | Open |
| E. coli | DMR, Limited - Numeric Violation | 326.00 MPN/100mL | 200.00 | +63% | Apr 2025 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 37.40 mg/L | 15.00 | +149% | Mar 2025 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 72.00 mg/L | 40.00 | +80% | Mar 2025 | Open |
| E. coli | DMR, Limited - Numeric Violation | 69.80 MPN/100mL | 63.00 | +11% | Mar 2025 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 93.07 kg/d | 79.45 | +17% | Mar 2025 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 5.56 mg/L | 3.00 | +85% | Mar 2025 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 18.80 mg/L | 10.00 | +88% | Jan 2025 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 54.30 mg/L | 40.00 | +36% | Jan 2025 | Open |
| E. coli | DMR, Limited - Numeric Violation | 352.00 MPN/100mL | 200.00 | +76% | Jan 2025 | Open |
| E. coli | DMR, Limited - Numeric Violation | 727.00 MPN/100mL | 200.00 | +264% | May 2024 | Open |
| Flow, in conduit or thru treatment plant | DMR, Limited - Numeric Violation | 0.67 MGD | 0.60 | +11% | Jan 2024 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 14.80 mg/L | 10.00 | +48% | Jan 2024 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 19.80 mg/L | 10.00 | +98% | Aug 2023 | Open |
| Flow, in conduit or thru treatment plant | DMR, Limited - Numeric Violation | 0.63 MGD | 0.60 | +5% | Jul 2023 | Open |
| Flow, in conduit or thru treatment plant | DMR, Limited - Numeric Violation | 0.65 MGD | 0.60 | +8% | May 2023 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 27.50 mg/L | 10.00 | +175% | Feb 2023 | Open |
| Flow, in conduit or thru treatment plant | DMR, Limited - Numeric Violation | 0.61 MGD | 0.60 | +1% | Jan 2023 | Open |
| E. coli | DMR, Limited - Numeric Violation | 2,420.00 MPN/100mL | 200.00 | +1,110% | Dec 2022 | Open |
| Flow, in conduit or thru treatment plant | DMR, Limited - Numeric Violation | 0.60 MGD | 0.60 | +1% | Dec 2022 | Open |
| Flow, in conduit or thru treatment plant | DMR, Limited - Numeric Violation | 0.61 MGD | 0.60 | +2% | Aug 2022 | Open |
| E. coli | DMR, Limited - Numeric Violation | 548.00 MPN/100mL | 200.00 | +174% | Mar 2022 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 12.00 mg/L | 10.00 | +20% | Jul 2020 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 4.08 mg/L | 3.00 | +36% | Jul 2020 | Open |
| Flow, in conduit or thru treatment plant | DMR, Limited - Numeric Violation | 0.25 MGD | 0.20 | +23% | Sep 2019 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 15.60 mg/L | 15.00 | +4% | Aug 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 06-2026-1761 · Mar 13, 2026
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