JOHNSON COUNTY SUD
PWSID: TX1260018 · JOSHUA, TX · Serving 65,517 people
Type: CWSOwner: LSource: SW
Settlement eligible
Settlement details
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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
65.6 ppt
Highest single detection
2024-08-28
Latest sample date
complete
Data completeness
All PFAS detection results
Source: EPA UCMR5 (UCMR5) · 1000 compounds tested
| Contaminant | Result (ppt) | MCL (ppt) | Status | Sample date |
|---|
| ADONA | ND | — | Below MRL | 2024-07-16 |
| ADONA | ND | — | Below MRL | 2024-01-17 |
| PFUnA | ND | — | Below MRL | 2024-01-17 |
| PFMPA | ND | — | Below MRL | 2024-01-17 |
| PFPeA | ND | — | Below MRL | 2024-01-17 |
Violation history(9 violations, 9 open)
Monitoring & Reporting - HFPO-DA (GenX)(HFPO-DA (GenX))
2023-01-01 · Open · Tier 3
Monitoring & Reporting - PFHxS(PFHxS)
2023-01-01 · Open · Tier 3
Monitoring & Reporting - PFHxA(PFHxA)
2023-01-01 · Open · Tier 3
Monitoring & Reporting - PFOA(PFOA)
2023-01-01 · Open · Tier 3
Monitoring & Reporting - Hazard Index PFAS(Hazard Index PFAS)
2021-01-01 · Open · Tier 3
Monitoring & Reporting - Hazard Index PFAS(Hazard Index PFAS)
2021-01-01 · Open · Tier 3
Violation details
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