CITY OF RIO GRANDE CITY
PWSID: TX2140018 · RIO GRANDE, TX · Serving 18,912 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
45.4 ppt
Highest single detection
2024-07-24
Latest sample date
All PFAS detection results
Source: EPA UCMR5 (UCMR5) · 116 compounds tested
| Contaminant | Result (ppt) | MCL (ppt) | Status | Sample date |
|---|
| PFPeS | ND | — | Below MRL | 2024-10-23 |
| PFMBA | ND | — | Below MRL | 2024-01-24 |
| PFPeA | ND | — | Below MRL | 2024-01-24 |
| PFMPA | ND | — | Below MRL | 2024-01-24 |
| 8:2 FTS | ND | — | Below MRL | 2024-01-24 |
Violation history(10 violations, 10 open)
Monitoring & Reporting - PFBS(PFBS)
2020-01-01 · Open · Tier 3
Monitoring & Reporting - PFNA(PFNA)
2020-01-01 · Open · Tier 3
Monitoring & Reporting - Hazard Index PFAS(Hazard Index PFAS)
2020-01-01 · Open · Tier 3
Monitoring & Reporting - Hazard Index PFAS(Hazard Index PFAS)
2020-01-01 · Open · Tier 3
Monitoring & Reporting - PFOS(PFOS)
2020-01-01 · Open · Tier 3
Monitoring & Reporting - Hazard Index PFAS(Hazard Index PFAS)
2017-01-01 · Open · Tier 3
Violation details
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