HARRIS COUNTY MUD 81
PWSID: TX1010581 · HOUSTON, TX · Serving 11,514 people
Type: CWSOwner: LSource: GW
Compliant
All PFAS compounds below EPA Maximum Contaminant Levels.
Key contaminants vs MCL
EPA MCL: 4 ppt (parts per trillion) for PFOA and PFOS individually. Compliance deadline: 2031-12-31
Exact contamination levels
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Upgrade to ProDetection summary
31.9 ppt
Highest single detection
2024-09-20
Latest sample date
All PFAS detection results
Source: EPA UCMR5 (UCMR5) · 232 compounds tested
| Contaminant | Result (ppt) | MCL (ppt) | Status | Sample date |
|---|
| PFHpA | ND | — | Below MRL | 2024-09-20 |
| PFHxS | ND | 10 | Below MRL | 2024-09-20 |
| PFNA | ND | 10 | Below MRL | 2024-09-20 |
| PFOS | ND | 4 | Below MRL | 2024-09-20 |
| PFMBA | ND | — | Below MRL | 2024-09-20 |
Violation history(5 violations, 5 open)
Monitoring & Reporting - PFOS(PFOS)
2018-01-01 · Open · Tier 3
Monitoring & Reporting - PFNA(PFNA)
2018-01-01 · Open · Tier 3
Monitoring & Reporting - PFBS(PFBS)
2018-01-01 · Open · Tier 3
Monitoring & Reporting - Hazard Index PFAS(Hazard Index PFAS)
2018-01-01 · Open · Tier 3
Monitoring & Reporting - Hazard Index PFAS(Hazard Index PFAS)
2018-01-01 · Open · Tier 3
Violation details
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