STATE REPORT UT 37 HEALTH VIOLATIONS

Utah Home Safety Profiles by ZIP

347 ZIP codes · 208 water systems · IPC plumbing code · Updated

Data: ZipCheckup Home Safety Score model 4.0.0; EPA SDWIS, UCMR 5, EPA radon zones, EPA AirData, NWS, State plumbing boards, Rewiring America

ZipCheckup tracks drinking-water and home-safety data for 347 ZIP codes across Utah, covering 208 public water systems that serve about 2,959,298 people. 163 ZIP codes carry at least one EPA violation on record.

347
ZIP Codes
208
Water Systems
163
ZIPs with Violations
IPC
Plumbing Code
C · 69
Avg Safety Score
1
ZIPs Exceeding Lead Limit
18%
High Radon Risk (Zone 1)
#33
of 50 States
47%
ZIPs Rated A or B
84%
ZIPs with Violations
C
Utah average: 69/100 - ranked #33 of 50 states. 4 points below the national average (73). 84% of ZIP codes have recorded violations.

Unlike higher-scoring states, Utah shows elevated health-based violation rates - compliance shortfalls appear across multiple regions rather than in a single isolated district.

Score Distribution

How Utah's 347 ZIP codes are distributed across safety grades.

0
A
52
B
52
C
6
D
0
F
85-10070-8455-6940-540-39

Home Safety Scores by State

Loading map…
F (0-39) D (40-54) C (55-69) B (70-84) A (85+)

Model 4.0.0 inputs: EPA SDWIS, UCMR5 PFAS, EPA radon zones, annual county AQI •

Top 10 Safest ZIP Codes in Utah

Highest Home Safety Scores in the state.

#ZIP CodeCityCountyScoreGrade
1 84004 AlpineUtah 83 B
2 84056 Hill AfbDavis 83 B
3 84097 OremUtah 83 B
4 84315 HooperWeber 83 B
5 84404 OgdenWeber 83 B
6 84408 OgdenWeber 83 B
7 84601 ProvoUtah 83 B
8 84604 ProvoUtah 83 B
9 84746 LeedsWashington 83 B
10 84767 SpringdaleWashington 83 B

10 Lowest-Scoring ZIP Codes in Utah

#ZIP CodeCityCountyScoreGradeViolations
1 84107 Salt Lake CitySalt Lake 42 D 56
2 84047 MidvaleSalt Lake 42 D 65
3 84121 Salt Lake CitySalt Lake 50 D 24
4 84093 SandySalt Lake 51 D 22
5 84092 SandySalt Lake 51 D 22
6 84066 RooseveltUintah 51 D 46
7 84113 Salt Lake CitySalt Lake 56 C 5
8 84112 Salt Lake CitySalt Lake 56 C 5
9 84108 Salt Lake CitySalt Lake 56 C 12
10 84087 Woods CrossDavis 56 C 32

County Rankings

Water quality breakdown by county. 29 counties with data in Utah.

Loading county map…
F (0-39) D (40-54) C (55-69) B (70-84) A (85+)

County-level aggregation of measured ZIP Home Safety Scores • EPA SDWIS, UCMR 5 PFAS, EPA radon zones, EPA AirData

CountyAvg ScoreGradeZIPsBest ZIPWorst ZIP
49001 N/A N/A 3 N/A N/A
49003 72 B 18 84307 (82) 84337 (67)
49005 77 B 19 84319 (81) 84335 (67)
49007 61 C 6 84529 (67) 84542 (58)
49009 N/A N/A 2 N/A N/A
49011 71 B 13 84056 (83) 84087 (56)
49013 N/A N/A 11 N/A N/A
49015 N/A N/A 9 N/A N/A
49017 N/A N/A 9 N/A N/A
49019 66 C 3 84532 (66) 84532 (66)
49021 67 C 10 84720 (67) 84721 (67)
49023 N/A N/A 5 N/A N/A
49025 N/A N/A 6 N/A N/A
49027 N/A N/A 11 N/A N/A
49029 N/A N/A 2 N/A N/A
49031 N/A N/A 6 N/A N/A
49033 N/A N/A 4 N/A N/A
49035 61 C 73 84081 (75) 84107 (42)
49037 N/A N/A 9 N/A N/A
49039 N/A N/A 14 N/A N/A
49041 N/A N/A 12 N/A N/A
49043 N/A N/A 9 N/A N/A
49045 67 C 8 84029 (67) 84074 (67)
49047 61 C 10 84035 (67) 84066 (51)
49049 75 B 26 84004 (83) 84660 (67)
49051 67 C 3 84032 (67) 84049 (67)
49053 81 B 22 84746 (83) 84770 (78)
49055 N/A N/A 6 N/A N/A
49057 81 B 17 84315 (83) 84414 (74)

Most Common Contaminants in Utah

Contaminant / RuleCategoryZIPs AffectedViolationsHealth Risk
Surface Water Treatment Rule Treatment Technique 127 368 No
Haloacetic Acids (HAA5) Disinfection Byproducts 75 113 Yes
Total Trihalomethanes (TTHM) Disinfection Byproducts 73 108 No
Lead Inorganic 68 197 Yes
Consumer Confidence Report Rule Reporting 68 152 Yes
Stage 1 DBP Rule Treatment Technique 61 87 No
Contaminant 2306 Other 42 77 No
Contaminant 2005 Other 40 75 No

Overview

We track multi-source home safety signals for 347 ZIP records across Utah. Home Safety Score model 4.0.0 is published for 110 scored records; missing required evidence suppresses the score.

The EPA snapshots used for this build directly map water systems to 193 ZIP records, covering 208 community water systems that serve approximately 2,959,298 people.

163 of 193 ZIP codes with a reported violation count in the available EPA record (84%) have recorded EPA violations. 37 health-based violations appear in the available health breakdown.

Plumbing Regulations

Utah follows the International Plumbing Code (2021 edition).

  • Plumbing code: IPC (2021)
  • Homeowner DIY: Licensed plumber required
  • Water heater permit: Required
  • Annual backflow test: Required

Full Utah regulations →

Areas with Most Violations

ZIP Code City Home Safety Grade Violations Health-Based System
84720 Cedar City C 214 1 Cedar City Waterworks
84742 Kanarraville — 209 0 Cedar Valley Water Conservancy
84032 Heber City C 139 1 Heber City Water System
84049 Midway C 122 0 Midway City Water System
84074 Tooele C 110 0 Tooele City Water System
84337 Tremonton C 104 1 Tremonton City
84003 American Fork C 103 2 American Fork City
84312 Garland — 96 0 Garland City Water System
84721 Cedar City C 81 1 Cedar City Waterworks
84622 Centerfield — 80 1 Gunnison City

Areas with No Violations

ZIP Code City Home Safety Grade System Population
84004 Alpine B Alpine City 10,200
84009 South Jordan — South Jordan City 89,704
84035 Jensen C Ashley Valley Water and Sewer Id 13,835
84063 Randlett — Ashley Valley Water and Sewer Id 13,835
84095 South Jordan B South Jordan City 89,704
84101 Salt Lake City C Salt Lake City Water System 383,612
84103 Salt Lake City C Salt Lake City Water System 383,612
84104 Salt Lake City C Salt Lake City Water System 383,612
84105 Salt Lake City C Salt Lake City Water System 383,612
84111 Salt Lake City C Salt Lake City Water System 383,612

Home Safety Score

Average Home Safety Score for Utah: C (69/100) across 110 scored of 347 tracked ZIP records.

Model 4.0.0 uses the canonical components water-compliance, pfas-mcl-screen, radon-zone, annual-aqi across 3 required domains. The sections below provide additional context and do not change that score. Missing required evidence suppresses the score, and a favorable result is not a property-level safety certification.

Lead & Copper

  • Average lead level (90th percentile): 0.0046 mg/L (EPA action level: 0.015 mg/L)
  • 1 of 193 ZIP codes with known status exceed the EPA lead action level

Radon Risk

  • High risk (Zone 1): 62 ZIP codes (18%)
  • Moderate risk (Zone 2): 284 ZIP codes
  • Low risk (Zone 3): 0 ZIP codes

ZIP Code Reports for Utah

Largest Communities

ZIP Code City Population Safety Grade Violations
84047 Midvale 771,450 D 65
84119 Salt Lake City 694,728 C 5
84121 Salt Lake City 636,942 D 24
84107 Salt Lake City 578,625 D 56
84120 Salt Lake City 536,795 C 0
84117 Salt Lake City 536,670 C 2
84106 Salt Lake City 521,547 C 6
84115 Salt Lake City 506,547 C 5
84104 Salt Lake City 504,695 C 0
84093 Sandy 499,162 D 22
84124 Salt Lake City 497,947 C 1
84108 Salt Lake City 444,490 C 12
84123 Salt Lake City 443,264 B 1
84112 Salt Lake City 440,692 C 5
84113 Salt Lake City 440,692 C 5
84116 Salt Lake City 415,712 C 0
84129 Salt Lake City 401,539 B 11
84109 Salt Lake City 399,762 C 4
84102 Salt Lake City 386,410 C 6
84101 Salt Lake City 383,612 C 0

Lowest Published Home Safety Scores

ZIP Code City Score Grade Violations
84047 Midvale 42 D 65
84107 Salt Lake City 42 D 56
84121 Salt Lake City 50 D 24
84066 Roosevelt 51 D 46
84092 Sandy 51 D 22

Highest Published Home Safety Scores

ZIP Code City Score Grade Violations
84004 Alpine 83 B 0
84056 Hill Afb 83 B 1
84097 Orem 83 B 1
84315 Hooper 83 B 25
84404 Ogden 83 B 27

All 347 ZIP Codes in Utah

Data Sources

Reporting periods vary by source. Missing data is shown as unavailable, not as zero.

Largest water systems in Utah

The 12 biggest community water systems serving Utah, of 208 total.

Show all 12 water systems

Systems with the most violations in Utah

12 systems in Utah with the most recorded EPA violations.

Frequently Asked Questions

Is the water safe to drink in Utah?

Utah has 208 community water systems serving 2,959,298 people across 347 ZIP codes. There are 1,690 recorded violations, including 37 health-based. 163 of 347 ZIP codes have at least one violation.

What plumbing code does Utah follow?

Utah follows the IPC plumbing code. A licensed plumber is generally required for plumbing work.

Is lead a concern in Utah's drinking water?

1 ZIP code in Utah has lead levels exceeding the EPA action level of 0.015 mg/L.

What is the radon risk in Utah?

18% of ZIP codes in Utah fall in EPA Radon Zone 1 (highest risk).

How to cite this page

APA ZipCheckup. (2026). Utah Home Safety Profiles by ZIP. https://zipcheckup.com/states/utah/
BibTeX 
@misc{zipcheckup-states-utah,
  author = {{ZipCheckup}},
  title  = {{Utah Home Safety Profiles by ZIP}},
  year   = {2026},
  url    = {https://zipcheckup.com/states/utah/}
}

Page version: August 2026.

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