PFHxS in Boise water
8 systems serving Boise City detected PFHxS in the last 36 months. 1 exceeded a federal limit. 7 are elevated. The federal MCL is 10.0ppt. At least one result is from EPA UCMR monitoring.
| System | 36 mo max | Latest | Status | Last sample |
|---|---|---|---|---|
| Garden City Water and Sewer System | 25.4ppt | ND | Above limit | 2026-06-16 |
| Veolia Water Idaho | 7.2ppt | 2.9ppt | Elevated | 2026-03-10 |
| Linda Vista Mobile Home Park | 6.3ppt | 5.3ppt | Elevated | 2026-07-14 |
| Capitol Water Corp. | 5.1ppt | ND | Elevated | 2024-10-08 |
| Meridian Water Department | 4.0ppt | ND | Elevated | 2026-06-02 |
| Amy Trailer Park | 3.0ppt | 3.0ppt | Elevated | 2026-03-02 |
| Rustic Acres Mobile Home Park | 2.6ppt | 2.6ppt | Elevated | 2026-04-16 |
| Flying H Trailer Ranch | 2.4ppt | 2.3ppt | Elevated | 2026-07-14 |
EPA set an MCL of 10 ppt for PFHxS in 2024 based on liver, thyroid and immune effects.Agency language as recorded in the contaminant reference. This site does not paraphrase health guidance.
PFHxS in Treasure Valley drinking water. Boise City water quality.
Numbers are the system's samples at its taps and wells, not yours. Lead and copper are 90th percentiles from sampled homes. Well pages are nearby-sample estimates. Health text restates EPA and DEQ. Methodology.