ZIP Code 83714
High RiskPFAS above EPA limits detected
2 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.
10
PFAS Detected
2
Above EPA Limits
3
Water Systems
705%
Highest % of MCL
Compounds Exceeding EPA Limits
PFOS Exceeds EPA limit
0 ppt MCL: 4 ppt 705% of limit
Detected: 28.20 ppt
PFHxS Exceeds EPA limit
0 ppt MCL: 10 ppt 254% of limit
Detected: 25.40 ppt
Veolia Water ID
ID4010016 Low LevelWater Type
Groundwater
PFAS Detected
1
Above MCL
0
State
Idaho
Data Period
2023–2025
PFAS Test Results
| Compound | Detected | vs. EPA Limit | EPA Limit | Status |
|---|---|---|---|---|
lithium | 24300.00ppt | No federal limit | — | Unregulated |
Veolia Eagle
ID4010049 Low LevelWater Type
Groundwater
PFAS Detected
1
Above MCL
0
State
Idaho
Data Period
2023–2025
PFAS Test Results
| Compound | Detected | vs. EPA Limit | EPA Limit | Status |
|---|---|---|---|---|
lithium | 23300.00ppt | No federal limit | — | Unregulated |
GARDEN CITY WATER AND SEWER SYSTEM
ID4010066 High RiskWater Type
Groundwater
PFAS Detected
8
Above MCL
2
State
Idaho
Data Period
2023–2025
PFAS Test Results
| Compound | Detected | vs. EPA Limit | EPA Limit | Status |
|---|---|---|---|---|
PFOS Perfluorooctane sulfonic acid | 28.20ppt | 705% of limit
| 4 ppt | ⚠ Exceeds MCL |
PFHxS Perfluorohexane sulfonic acid | 25.40ppt | 254% of limit
| 10 ppt | ⚠ Exceeds MCL |
PFNA Perfluorononanoic acid | 8.20ppt | 82% of limit
| 10 ppt | Below limit |
lithium | 78100.00ppt | No federal limit | — | Unregulated |
PFBS Perfluorobutane sulfonic acid | 6.70ppt | No federal limit | — | Unregulated |
PFHxA Perfluorohexanoic acid | 6.50ppt | No federal limit | — | Unregulated |
PFPeA Perfluoropentanoic acid | 4.80ppt | No federal limit | — | Unregulated |
PFPeS | 4.40ppt | No federal limit | — | Unregulated |
Note: ZIP code 83714 is served by 3 separate water utilities.
Results above show data for each system independently.
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.