Public Water Systems
2,005 active public water systems in ID, tracked from EPA's Safe Drinking Water Information System (SDWIS) across all 50 states. See our methodology.
| System Name | Location | Population | Violations | PFAS |
| BETHEL BAPTIST CHURCH | RIGBY, ID | 50 | 37 | — |
| CAMAS NATIONAL WILDLIFE REFUGE | POCATELLO, ID | 50 | 7 | — |
| RAMEYS BROKEN ARROW | GIBBONSVILLE, ID | 50 | 28 | — |
| USFS NORTH FORK ADMINISTRATIVE SITE | SALMON, ID | 50 | 64 | — |
| SHEPHERD OF THE VALLEY CHURCH | SALMON, ID | 50 | 24 | — |
| WATERS EDGE RV PARK & PIZZERIA | NORTHFORK, ID | 50 | 34 | — |
| HILLVIEW SUBD | REXBURG, ID | 50 | 91 | — |
| MOTHER HIBBARDS | REXBURG, ID | 50 | 61 | — |
| BIG JUDS WELL | REXBURG, ID | 50 | 27 | — |
| SKY MOUNTAIN RANCH | VICTOR, ID | 50 | 44 | — |
| TETON VALLEY LODGE | DRIGGS, ID | 50 | 64 | — |
| BADGER CREEK OUTDOOR CENTER-5191009 | REXBURG, ID | 50 | 23 | — |
| THE LEARNING ACADEMY | DRIGGS, ID | 50 | 605 | — |
| PINEWOOD WATER SYSTEM | PRIEST RIVER, ID | 49 | 5 | — |
| STATE LINE VILLAGE | POST FALLS, ID | 49 | 21 | — |
| FORREY HEIGHTS | KUNA, ID | 49 | 38 | — |
| USFS STANLEY OFFICE | JEROME, ID | 49 | 28 | — |
| NEBELS ADDITION HOMEOWNERS | WORLEY, ID | 48 | 0 | — |
| LINDENWOOD WATER ASSN | NAMPA, ID | 48 | 73 | — |
| VANAL HEIGHTS WELL ASSN | CALDWELL, ID | 48 | 93 | — |
| MOOSE KNUCKLE | COOLIN, ID | 47 | 48 | — |
| MAGIC WESTSIDE WATER USERS INC | BELLEVUE, ID | 47 | 31 | — |
| NORTHVIEW SUBDIVISION | HAGERMAN, ID | 47 | 20 | — |
| USFS HOWARD SPRINGS PICNIC GROUND | ASHTON, ID | 47 | 5 | — |
| SALMON RIVER MEADOWS MUTUAL WATER COMPAN | SALMON, ID | 47 | 30 | — |
| BENNETT BAY INN | COEUR D' ALENE, ID | 46 | 133 | — |
| FLYING W RANCH | ATHOL, ID | 46 | 0 | — |
| TRAILS END ESTATES | POST FALLS, ID | 46 | 9 | — |
| ROLLING MEADOWS RANCH | ATHOL, ID | 46 | 23 | — |
| AMY TRAILER PARK | BOISE, ID | 46 | 29 | — |
| EAGLE POINT COMMUNITY | EAGLE, ID | 46 | 45 | — |
| USDA ARS | KIMBERLY, ID | 46 | 104 | — |
| IDPR MISSION MOUNTAIN WATER SYSTEM | PLUMMR, ID | 45 | 0 | — |
| BERRY PATCH WATER ACRES ASSN | ATHOL, ID | 45 | 15 | — |
| WARREN WATER SYSTEM | COOLIN, ID | 45 | 18 | — |
| EASTPORT UNION PACIFIC RAILROAD | SALT LAKE CITY, ID | 45 | 16 | — |
| RANCH VALLEY WATER ASSN | RATHDRUM, ID | 45 | 25 | — |
| HENRY POINT HOA INC | HAYDEN, ID | 45 | 16 | — |
| E SHOSHONE COUNTY WATER DIST BURKE | WALLACE, ID | 45 | 5 | — |
| LAKEVIEW WATER DISTRICT | OROFINO, ID | 45 | 41 | — |
| ALACCA BIBLE CAMP | HARPSTER, ID | 45 | 106 | — |
| VANAL HEIGHTS SWEET WATER | CALDWELL, ID | 45 | 227 | — |
| MUNDO HOT SPRINGS | CAMBRIDGE, ID | 45 | 34 | — |
| IDAHO CONCRETE COMPANY | EAGLE, ID | 45 | 11 | — |
| RIVERVIEW SUBD WATER ASSN | MOUNTAIN HOME, ID | 45 | 48 | — |
| GANNETT COUNTRY CLUB | PICABO, ID | 45 | 0 | — |
| HOLIDAY HIGHWAY SUBD | HAILEY, ID | 45 | 23 | — |
| FEDEX DISTRIBUTION CENTER BLACKFOOT | BLACKFOOT, ID | 45 | 5 | — |
| OLD SAWMILL STATION | CLAYTON, ID | 45 | 34 | — |
| HILLMAN TRAILER COURT | RIGBY, ID | 45 | 9 | — |