ZIP Code 92382
High RiskPFAS above EPA limits detected
3 compounds exceed EPA Maximum Contaminant Levels in water serving this ZIP code. Standard pitcher filters like Brita do not remove PFAS. See filter recommendations below.
11
PFAS Detected
3
Above EPA Limits
1
Water System
5913%
Highest % of MCL
Compounds Exceeding EPA Limits
PFOS Exceeds EPA limit
0 ppt MCL: 4 ppt 5913% of limit
Detected: 236.50 ppt
PFHxS Exceeds EPA limit
0 ppt MCL: 10 ppt 955% of limit
Detected: 95.50 ppt
PFOA Exceeds EPA limit
0 ppt MCL: 4 ppt 398% of limit
Detected: 15.90 ppt
RUNNING SPRINGS WATER DISTRICT
CA3610062 High RiskWater Type
Groundwater
PFAS Detected
11
Above MCL
3
State
California
Data Period
2023–2025
PFAS Test Results
| Compound | Detected | vs. EPA Limit | EPA Limit | Status |
|---|---|---|---|---|
PFOS Perfluorooctane sulfonic acid | 236.50ppt | 5913% of limit
| 4 ppt | ⚠ Exceeds MCL |
PFHxS Perfluorohexane sulfonic acid | 95.50ppt | 955% of limit
| 10 ppt | ⚠ Exceeds MCL |
PFOA Perfluorooctanoic acid | 15.90ppt | 398% of limit
| 4 ppt | ⚠ Exceeds MCL |
lithium | 106000.00ppt | No federal limit | — | Unregulated |
PFHxA Perfluorohexanoic acid | 19.00ppt | No federal limit | — | Unregulated |
PFPeA Perfluoropentanoic acid | 14.40ppt | No federal limit | — | Unregulated |
PFHpA Perfluoroheptanoic acid | 12.80ppt | No federal limit | — | Unregulated |
PFBS Perfluorobutane sulfonic acid | 11.70ppt | No federal limit | — | Unregulated |
Show 3 more compounds detected at low levels
| PFPeS | 10.80 ppt | No federal limit |
| PFBAPerfluorobutanoic acid | 5.60 ppt | No federal limit |
| PFHpS | 5.50 ppt | No federal limit |
Data source: EPA Unregulated Contaminant Monitoring Rule, 5th cycle (UCMR 5) — January 2026 release.
UCMR 5 tested ~10,000 public water systems serving more than 25 people between 2023-2025 for 29 PFAS compounds.
Detection values represent the highest single-sample result measured at entry points to the distribution system.