Washington County, Idaho Water Systems
Washington County, Idaho
4 community water systems on record — 3 active, 1 inactive.
Every active community water system nationwide must produce a Consumer Confidence Report under the EPA's revised rule, effective for reports due July 1, 2027.
Data sourced from the EPA ECHO database (SDWA bulk download), last refreshed July 4, 2026. This is a record-keeping and public-information tool — it does not replace Idaho’s official records. Always confirm current status with Idaho before making decisions based on this information.
Community water systems in Washington County, Idaho
- CAMBRIDGE CITY OFCAMBRIDGE · 335 servedActive
- MIDVALE WATER SYSTEMNOTUS · 144 servedActive
- WEISER CITY OFWEISER · 5,630 servedActive
- WESTSIDE ESTATESWEISER · 0 servedInactive
| System name | City | Population served | Status |
|---|---|---|---|
| CAMBRIDGE CITY OF | CAMBRIDGE | 335 | Active |
| MIDVALE WATER SYSTEM | NOTUS | 144 | Active |
| WEISER CITY OF | WEISER | 5,630 | Active |
| WESTSIDE ESTATES | WEISER | 0 | Inactive |