Utah Water Quality
Health violation data for 559 community water systems in Utah. Based on EPA Safe Drinking Water Information System (SDWIS) data.
Water Systems
559
Total Violations
1,200
Systems with Violations
50
Cities with Issues
158
Water Systems with Most Violations
| # | Water System | Violations | Health |
|---|---|---|---|
| 1 | BIG PLAINS WATER SSD - CEDAR POINT Apple Valley | 68 | Yes |
| 2 | CREEKWOOD PARK WATER SYSTEM Woods Cross | 42 | Yes |
| 3 | OAK HAVEN WATER COMPANY Midway | 34 | Yes |
| 4 | BATEMANS MOSIDA FARMS Elberta | 29 | Yes |
| 5 | DUTCH JOHN TOWN WATER SYSTEM Manila | 28 | Yes |
| 6 | GREEN HILLS COUNTRY ESTATES Huntsville | 26 | Yes |
| 7 | HINCKLEY TOWN WATER SYSTEM Hinckley | 23 | Yes |
| 8 | NORTH VALLEY RANCHES SUB New Harmony | 22 | Yes |
| 9 | IRONTOWN Cedar City | 21 | Yes |
| 10 | CANYON MEADOWS MUTUAL WATER COMPANY Provo | 20 | Yes |
| 11 | DESERET - OASIS SSD Delta | 18 | Yes |
| 12 | CORNISH TOWN WATER SYSTEM Cornish | 13 | Yes |
| 13 | FOOTHILL WATER USERS ASSOCIATION Cedar City | 13 | Yes |
| 14 | HI-COUNTRY ESTATES #1 Herriman | 13 | Yes |
| 15 | PALISADES WATER COMPANY Sterling | 13 | Yes |
| 16 | BIG PLAINS WATER SSD - APPLE VALLEY Apple Valley | 13 | Yes |
| 17 | DIAMOND VALLEY ACRES St George | 11 | Yes |
| 18 | MOUNT PLEASANT CITY Mount Pleasant | 10 | Yes |
| 19 | COVE WATERWORKS Cove | 9 | Yes |
| 20 | OAK CITY WATER SYSTEM Oak City | 9 | Yes |
| 21 | KEARNS IMPROVEMENT DISTRICT Kearns | 9 | Yes |
| 22 | TWIN CREEKS SSD Payson | 9 | Yes |
| 23 | PINE VALLEY IRRIGATION CO St George | 9 | Yes |
| 24 | URIAH HEEPS SPRING WATER SYSTEM Ft. Duchesne | 8 | Yes |
| 25 | PRICE MUNICIPAL CORPORATION Price | 8 | Yes |
| 26 | TRAIL CYN RESIDENTS ASSN Huntington | 8 | Yes |
| 27 | LAKETOWN Laketown | 8 | Yes |
| 28 | MOUNTAIN MEADOW IMPROVEMENT DISTRICT Woodruff | 8 | Yes |
| 29 | CLUFF WARD PIPELINE CO Coalville | 8 | Yes |
| 30 | PEOA PIPELINE COMPANY Peoa | 8 | Yes |
| 31 | BRIDGE HOLLOW WATER ASSOCIATION Wanship | 8 | Yes |
| 32 | NORTH OGDEN CITY North Ogden | 8 | Yes |
| 33 | POLE PATCH WATER SYSTEM North Ogden | 8 | Yes |
| 34 | M & J TRAILER HOME COMMUNITY Sandy | 7 | Yes |
| 35 | OLD MEADOWS WATER CO Cedar City | 7 | Yes |
| 36 | DESERET LAND AND LIVESTOCK Woodruff | 7 | Yes |
| 37 | WOODLAND MUTUAL WATER CO Kamas | 7 | Yes |
| 38 | PLEASANT GROVE CITY Orem | 7 | Yes |
| 39 | HUNTSVILLE TOWN WATER SYSTEM Farr West | 7 | Yes |
| 40 | PINE RIDGE MOBILE HOME COMMUNITY Orem | 6 | Yes |
| 41 | BOTHWELL TOWN WATER SYSTEM Tremonton | 6 | Yes |
| 42 | PARADISE TOWN WATER SYSTEM Paradise | 6 | Yes |
| 43 | EAST CARBON CITY East Carbon | 6 | Yes |
| 44 | CLINTON CITY WATER SYSTEM Clinton | 6 | Yes |
| 45 | ANTIMONY TOWN WATER SYSTEM Harrisville | 6 | Yes |
| 46 | SORREL RIVER RANCH WATER Moab | 6 | Yes |
| 47 | MID VALLEY ESTATES Cedar City | 6 | Yes |
| 48 | ALTON TOWN WATER SYSTEM Alton | 6 | Yes |
| 49 | PETERSON PIPELINE ASSOCIATION Morgan | 6 | Yes |
| 50 | AUSTIN SSD Elsinore | 6 | Yes |
Most Common Contaminants in Utah
| Contaminant | Violations | Systems Affected |
|---|---|---|
| Fluoride | 566 | 187 |
| E. coli | 163 | 77 |
| Total Coliform (RTCR) | 91 | 46 |
| Barium | 89 | 5 |
| Lead & Copper Rule | 63 | 5 |
| Arsenic | 47 | 15 |
| Copper | 45 | 3 |
| Total Trihalomethanes (TTHM) | 40 | 6 |
| Haloacetic Acids (HAA5) | 26 | 1 |
| Antimony | 16 | 1 |
| Combined Radium 226/228 | 14 | 11 |
| Atrazine | 13 | 7 |
| Nitrate | 10 | 4 |
| Gross Alpha | 5 | 5 |
| Turbidity | 5 | 1 |
Cities with Water Quality Issues
Magna Eagle Mountain Draper Lehi Saratoga Springs Salt Lake City Morgan Orem Roosevelt Park City Sandy Tooele Stockton Vernal Woods Cross West Jordan Brigham City Corinne Logan Smithfield Tremonton Ogden Huntington East Carbon Moab Provo Delta Gunnison Leamington Mona Payson Spanish Fork Springville Cedar City Herriman Blanding Helper Coalville Ft. Duchesne Ibapah +118 more
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About This Data
Water quality data is from the EPA Safe Drinking Water Information System (SDWIS). Health-based violations include Maximum Contaminant Level (MCL) and Treatment Technique (TT) violations. Only community water systems (CWS) in Utah are included.
Source: U.S. Environmental Protection Agency, SDWIS Federal Reporting Services U.S. Environmental Protection Agency, SDWIS Federal Reporting Services
Read our methodology - how this data is sourced, computed, and verified.