Utah — 4th District
119th Congress · 63 ZIP codes · Avg score 76/100 · Grade B · Updated 2026-07-17
Data: EPA SDWIS / Census 119th Congress Last verified: 2026-07-17
ZipCheckup tracks water safety for 63 ZIP codes in Utah's 4th District: the district earns a grade B (76/100). 127 EPA violations on record, 13 health-based.
Top Contaminants
ZIP Codes in This District
63 ZIP codes tracked in Utah's 4th District. Showing top 50 by safety score.
| # | ZIP Code | City | Safety Score | Grade | Violations |
|---|---|---|---|---|---|
| 1 | 84045 | Saratoga Springs | 83 | B | 1 |
| 2 | 84081 | West Jordan | 83 | B | 1 |
| 3 | 84084 | West Jordan | 83 | B | 1 |
| 4 | 84088 | West Jordan | 83 | B | 1 |
| 5 | 84110 | Salt Lake City | 83 | B | 0 |
| 6 | 84114 | Salt Lake City | 83 | B | 0 |
| 7 | 84118 | Salt Lake City | 83 | B | 0 |
| 8 | 84122 | Salt Lake City | 83 | B | 0 |
| 9 | 84125 | Salt Lake City | 83 | B | 0 |
| 10 | 84126 | Salt Lake City | 83 | B | 0 |
| 11 | 84127 | Salt Lake City | 83 | B | 0 |
| 12 | 84129 | Salt Lake City | 83 | B | 0 |
| 13 | 84130 | Salt Lake City | 83 | B | 0 |
| 14 | 84131 | Salt Lake City | 83 | B | 0 |
| 15 | 84134 | Salt Lake City | 83 | B | 0 |
| 16 | 84141 | Salt Lake City | 83 | B | 0 |
| 17 | 84145 | Salt Lake City | 83 | B | 0 |
| 18 | 84150 | Salt Lake City | 83 | B | 0 |
| 19 | 84151 | Salt Lake City | 83 | B | 0 |
| 20 | 84157 | Salt Lake City | 83 | B | 0 |
| 21 | 84165 | Salt Lake City | 83 | B | 0 |
| 22 | 84170 | Salt Lake City | 83 | B | 0 |
| 23 | 84171 | Salt Lake City | 83 | B | 0 |
| 24 | 84184 | Salt Lake City | 83 | B | 0 |
| 25 | 84190 | Salt Lake City | 83 | B | 0 |
| 26 | 84634 | Gunnison | 83 | B | 0 |
| 27 | 84645 | Mona | 83 | B | 0 |
| 28 | 84648 | Nephi | 83 | B | 1 |
| 29 | 84005 | Eagle Mountain | 82 | B | 2 |
| 30 | 84090 | Sandy | 82 | B | 12 (1 health) |
| 31 | 84091 | Sandy | 82 | B | 12 (1 health) |
| 32 | 84639 | Levan | 82 | B | 2 |
| 33 | 84660 | Spanish Fork | 82 | B | 2 |
| 34 | 84663 | Springville | 82 | B | 3 |
| 35 | 84664 | Mapleton | 82 | B | 2 (1 health) |
| 36 | 84096 | Herriman | 81 | B | 6 (2 health) |
| 37 | 84655 | Santaquin | 81 | B | 1 |
| 38 | 84065 | Riverton | 78 | B | 0 |
| 39 | 84123 | Salt Lake City | 78 | B | 0 |
| 40 | 84009 | South Jordan | 77 | B | 4 |
| 41 | 84043 | Lehi | 77 | B | 3 |
| 42 | 84095 | South Jordan | 77 | B | 4 |
| 43 | 84651 | Payson | 77 | B | 2 |
| 44 | 84107 | Salt Lake City | 73 | B | 0 |
| 45 | 84627 | Ephraim | 70 | B | 0 |
| 46 | 84629 | Fairview | 70 | B | 0 |
| 47 | 84633 | Goshen | 70 | B | 2 |
| 48 | 84647 | Mount Pleasant | 70 | B | 0 |
| 49 | 84667 | Wales | 70 | B | 0 |
| 50 | 84662 | Spring City | 69 | C | 3 (1 health) |
Overview
Utah's 4th District encompasses 63 ZIP codes tracked by ZipCheckup. The district's average Home Safety Score is B (76/100).
127 EPA violations have been recorded across this district's water systems. 13 are health-based violations. About 44% of tracked ZIP codes have at least one violation.
Top Contaminants
The most frequently cited water quality issues in this district:
- Consumer Confidence Report Rule - 30 violations
- Surface Water Treatment Rule - 26 violations
- Revised Total Coliform Rule - 21 violations
- Total Trihalomethanes (TTHM) - 9 violations
- Total Organic Carbon - 6 violations
Housing Context
Homes in this district were built on average around 1989 (~37 years old). Most homes were built after lead pipe regulations were tightened.
Data Sources
- Water quality violations: EPA Safe Drinking Water Information System (SDWIS)
- Congressional district boundaries: U.S. Census Bureau, 119th Congress
- Housing age: U.S. Census Bureau American Community Survey
Updated daily. Data covers 63 ZIP codes in Utah's 4th District.