County · Idaho
Bonneville County, Idaho: drinking water records
This overview covers 11 ZIP codes and 33 community water systems in Bonneville County. It also stands in for 2 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 |
|---|---|---|---|---|---|
| Falls Water Company INC ID7100030 | 22,650 | 420 | 0 | 1 | 3 ppb |
| Idaho Falls City of ID7100039 | 69,450 | 900 | 0 | 0 | 3 ppb |
| Ammon City of ID7100004 | 17,338 | 180 | 0 | 0 | 0 ppb |
| Taylor Mountain Water and Sewer District ID7100023 | 600 | 0 | 0 | 1 | 0 ppb |
| J and K Water Corp ID7100044 | 370 | 0 | 0 | 2 | 3 ppb |
| Blackhawk Estates/Iron Rim ID7100207 | 270 | 0 | 0 | 1 | 3 ppb |
| Country Life Estates ID7100024 | 250 | 0 | 0 | 7 | 0 ppb |
| Highway Estates Water Assn ID7100035 | 65 | 0 | 0 | 1 | 13 ppb |
| Nur Water Assn ID7100061 | 60 | 0 | 0 | 4 | 3 ppb |
| Santa Rita Heights MHP AZ0420419 | 50 | 0 | 0 | 2 | 0 ppb |
| Sohns Mobile Home Park INC ID7100086 | 32 | 0 | 0 | 1 | 2 ppb |
| Iona Water Dept ID7100041 | 2,717 | 0 | 0 | 0 | 0 ppb |
| Comore Loma ID7100020 | 1,500 | 0 | 0 | 0 | 1 ppb |
| Ucon City of ID7100094 | 1,161 | 0 | 0 | 0 | 0 ppb |
| 3d Water Association ID7100201 | 680 | 0 | 0 | 0 | 1 ppb |
| Panorama Hills Water Company ID7100067 | 175 | 0 | 0 | 0 | 0 ppb |
| Sunset Trailer Ranch ID7100088 | 150 | 0 | 0 | 0 | 0 ppb |
| The Centre at Rainey Creek ID7100226 | 129 | 0 | 0 | 0 | 0 ppb |
| Bonneville Acres Water Users Assn INC ID7100059 | 100 | 0 | 0 | 0 | 2 ppb |
| Miller Country Estates ID7100184 | 83 | 0 | 0 | 0 | 2 ppb |
| Falcon Ridge Subdivision ID7100208 | 75 | 0 | 0 | 0 | 0 ppb |
| Broadway Apartments ID7100047 | 72 | 0 | 0 | 0 | 0 ppb |
| Cottonwood Acres 3 & 5 ID7100192 | 60 | 0 | 0 | 0 | 0 ppb |
| Lazy Eight Estates ID7100215 | 60 | 0 | 0 | 0 | 2 ppb |
| Woodland Heights Water Assn #1 ID7100107 | 54 | 0 | 0 | 0 | 0 ppb |
ZIP reports in Bonneville 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: 83285, 83428.
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.