County · Idaho
Cassia County, Idaho: drinking water records
This overview covers 7 ZIP codes and 13 community water systems in Cassia County. It also stands in for 1 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 |
|---|---|---|---|---|---|
| Burley Water Dept ID5160008 | 10,345 | 269 | 0 | 3 | 0 ppb |
| Oakley City of ID5160035 | 821 | 0 | 0 | 2 | 0 ppb |
| Oakley Valley Water Corporation ID5160031 | 500 | 0 | 0 | 16 | 1 ppb |
| Albion City of ID5160001 | 325 | 0 | 0 | 2 | 1 ppb |
| View Water Development Company ID5160043 | 112 | 0 | 0 | 3 | 0 ppb |
| Spring Creek Terraces ID5160041 | 70 | 0 | 0 | 3 | 0 ppb |
| Riverside Trailer Court ID5160003 | 35 | 0 | 0 | 1 | 0 ppb |
| Declo City of ID5160012 | 300 | 0 | 0 | 0 | 0 ppb |
| Forest Park Tr Ct No 1 Bozeman MT0001366 | 260 | 0 | 0 | 0 | 1.5 ppb |
| Golden Rail Trailer Court ID5160017 | 70 | 0 | 0 | 0 | 0 ppb |
| Nielsons Country Court ID5160032 | 70 | 0 | 0 | 0 | 0 ppb |
| Del Rio Estates ID5160014 | 60 | 0 | 0 | 0 | 0 ppb |
| Springdale Acres ID5160056 | 35 | 0 | 0 | 0 | 0 ppb |
ZIP reports in Cassia County
No ZIP report in this county is published yet.
These ZIP codes are covered by this overview because their utility has too little EPA data for a separate page: 83312.
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.