County · Idaho
Valley County, Idaho: drinking water records
This overview covers 4 ZIP codes and 11 community water systems in Valley County. It also stands in for 0 ZIP codes whose utility has too little EPA data for a page of its own.
System population figures are summed from EPA registry records and can overlap where wholesalers and retail systems serve the same people. They are not a Census county-population estimate.
Water systems with the most complete records
| Water system | People served | PFAS survey results | PFAS found | Health-based violations | Lead, 9 in 10 homes at or below |
|---|---|---|---|---|---|
| Mccall City of ID4430033 | 4,423 | 120 | 0 | 12 | 2 ppb |
| Meadows at West Mountain ID4430103 | 550 | 0 | 0 | 16 | 0 ppb |
| Fir Grove Estates ID4430104 | 270 | 0 | 0 | 2 | 5 ppb |
| Day Star ID4430001 | 250 | 0 | 0 | 1 | 2 ppb |
| Blackhawk on the River ID4430105 | 150 | 0 | 0 | 2 | 1 ppb |
| Yellow Pine Water Users INC ID4430059 | 72 | 0 | 0 | 2 | 2 ppb |
| Cascade City of ID4430012 | 1,000 | 0 | 0 | 0 | 6 ppb |
| Donnelly City of ID4430019 | 237 | 0 | 0 | 0 | 0 ppb |
| Jughandle Estates ID4430026 | 200 | 0 | 0 | 0 | 0 ppb |
| Jug Mountain Ranch Subdivision ID4430102 | 100 | 0 | 0 | 0 | 1 ppb |
| Hawks Bay Estates HOA LLC ID4430106 | 59 | 0 | 0 | 0 | 3 ppb |
ZIP reports in Valley County
No ZIP report in this county is published yet.
Sources and scope
EPA UCMR 5 occurrence data, samples collected 2023-01-03 – 2026-06-17, final release, August 2026 (file dated Aug 28, 2026); EPA SDWIS via ECHO, 2026Q2 extract (file dated Jul 9, 2026); EPA service-area boundaries v3.0; Census 2020 ZCTAs. Page generated 2026-09-03.
Counts cover the systems that report this county to EPA. A water system may cross county lines. "Found" means at least one result at or above the laboratory reporting level; it is not a compliance finding.