County · Idaho
Bannock County, Idaho: drinking water records
This overview covers 9 ZIP codes and 25 community water systems in Bannock 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 |
|---|---|---|---|---|---|
| Pocatello City of ID6030043 | 58,231 | 360 | 0 | 1 | 5 ppb |
| Chubbuck City of ID6030008 | 15,842 | 300 | 0 | 0 | 2 ppb |
| Hyde Park City Water System UTAH03007 | 5,200 | 120 | 0 | 0 | 5.3 ppb |
| Arimo City of ID6030002 | 368 | 0 | 0 | 1 | 14 ppb |
| Whitewater Subd ID6030058 | 106 | 0 | 0 | 2 | 0 ppb |
| Wildhorse Ridge Subd ID6030081 | 85 | 0 | 0 | 1 | 0 ppb |
| Valley View Estates ID6030057 | 74 | 0 | 0 | 1 | 1 ppb |
| Smith Road Water Users Assn ID6030049 | 58 | 0 | 0 | 3 | 0 ppb |
| Richmond City Water System UTAH03018 | 2,967 | 0 | 0 | 0 | 3.2 ppb |
| Mccammon City of ID6030038 | 800 | 0 | 0 | 0 | 2 ppb |
| Inkom City of ID6030025 | 792 | 0 | 0 | 0 | 1 ppb |
| Downey City of ID6030012 | 625 | 0 | 0 | 0 | 2 ppb |
| Lava Hot Springs City of ID6030030 | 386 | 0 | 0 | 0 | 1 ppb |
| Tyhee and S and N Estates Water Assn ID6030044 | 300 | 0 | 0 | 0 | 2 ppb |
| Laceys Vista Acres Water Corp ID6030029 | 200 | 0 | 0 | 0 | 9 ppb |
| Caribou Acres ID6030005 | 150 | 0 | 0 | 0 | 5 ppb |
| D and M Water Assn ID6030010 | 142 | 0 | 0 | 0 | 2 ppb |
| Equestrian Estates ID6030073 | 88 | 0 | 0 | 0 | 2 ppb |
| Twin Pines Mobile Park ID6030026 | 86 | 0 | 0 | 0 | 0 ppb |
| Thunder Canyon Estates Homeowners Assoc ID6030068 | 35 | 0 | 0 | 0 | 3 ppb |
| Space Acres Water Users Assn ID6030050 | 29 | 0 | 0 | 0 | 13 ppb |
| Swan Lake Culinary Water Company ID6030052 | 29 | 0 | 0 | 0 | 2 ppb |
| Mink Creek Mountain Estates ID6030040 | 27 | 0 | 0 | 0 | 2 ppb |
| Moose Mountain ID6030089 | 27 | 0 | 0 | 0 | 2 ppb |
| Evergreen Acres Subd ID6030015 | 25 | 0 | 0 | 0 | 0 ppb |
ZIP reports in Bannock 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: 83281.
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.