Non-Compliance
Clean Water Act
HARRIS COUNTY MUD 230 WWTP
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
-
13707 NAPOLI DRIVE
HOUSTON, TX 77002
View on map ↗ - County
- HARRIS County
- Inspections
- 3 · last Feb 3, 2026
- Total Penalties
- $0
- Registry ID
- 110006686871
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 | Feb 3, 2026 | Feb 3, 2026 | Resolved |
| cwa | Permit Violations - Violation Specified in Comment | Jun 27, 2016 | — | Open |
| cwa | Effluent Violations - Unapproved Bypass | Feb 3, 1994 | — | Open |
| cwa | Reporting Violations - Noncompliance with Section 308 Information Request | Sep 5, 1991 | — | 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 | 3.20 mg/L | 2.00 | +60% | May 2025 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 7.31 kg/d | 5.90 | +24% | May 2025 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 3.24 mg/L | 2.00 | +62% | Apr 2025 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 10.80 mg/L | 10.00 | +8% | Mar 2025 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 8.81 kg/d | 5.90 | +49% | Mar 2025 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 4.80 mg/L | 2.00 | +140% | Mar 2025 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 2.45 mg/L | 2.00 | +23% | Feb 2025 | Resolved |
| Oxygen, dissolved [DO] | DMR, Limited - Numeric Violation | 5.80 mg/L | 6.00 | +3% | Jul 2024 | Open |
| E. coli | DMR, Limited - Numeric Violation | 579.00 MPN/100mL | 200.00 | +190% | Jul 2024 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 6.08 kg/d | 5.90 | +3% | Jun 2024 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 3.28 mg/L | 2.00 | +64% | Jun 2024 | Resolved |
| Oxygen, dissolved [DO] | DMR, Limited - Numeric Violation | 4.90 mg/L | 6.00 | +18% | Apr 2024 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 7.20 mg/L | 2.00 | +260% | Feb 2024 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 11.85 kg/d | 5.90 | +101% | Feb 2024 | Resolved |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 16.40 mg/L | 10.00 | +64% | Feb 2024 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 2.08 mg/L | 2.00 | +4% | Jan 2024 | Resolved |
| E. coli | DMR, Limited - Numeric Violation | 4,840.00 MPN/100mL | 200.00 | +2,320% | Dec 2023 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 2.28 mg/L | 2.00 | +14% | Dec 2023 | Open |
| E. coli | DMR, Limited - Numeric Violation | 3,970.00 MPN/100mL | 200.00 | +1,885% | Oct 2023 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 19.10 mg/L | 15.00 | +27% | Mar 2023 | Open |
| Oxygen, dissolved [DO] | DMR, Limited - Numeric Violation | 5.80 mg/L | 6.00 | +3% | Feb 2023 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 36.60 mg/L | 15.00 | +144% | Feb 2023 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 68.10 kg/d | 43.13 | +58% | Feb 2023 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 41.70 mg/L | 40.00 | +4% | Feb 2023 | Open |
| E. coli | DMR, Limited - Numeric Violation | 4,840.00 MPN/100mL | 200.00 | +2,320% | Jan 2023 | Open |
| Nitrogen, ammonia total [as N] | DMR, Limited - Numeric Violation | 2.30 mg/L | 2.00 | +15% | Jan 2022 | Open |
| E. coli | DMR, Limited - Numeric Violation | 3,970.00 MPN/100mL | 200.00 | +1,885% | Oct 2021 | Open |
| E. coli | DMR, Limited - Numeric Violation | 345.00 MPN/100mL | 200.00 | +73% | Feb 2018 | Open |
| E. coli | DMR, Limited - Numeric Violation | 290.00 MPN/100mL | 200.00 | +45% | Feb 2016 | Open |
| E. coli | DMR, Limited - Numeric Violation | 1,040.00 MPN/100mL | 197.00 | +428% | Apr 2015 | Open |
| E. coli | DMR, Limited - Numeric Violation | 1,226.00 MPN/100mL | 197.00 | +522% | Jan 2015 | Open |
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