CONGRESSIONAL DISTRICT AZ

Arizona - 6th District

119th Congress · 74 ZIP codes · Avg score 64/100 · Grade C · Updated N/A

Data: EPA SDWIS / Census 119th Congress Last verified: N/A

ZipCheckup's versioned Home Safety Profile covers 74 ZIP codes in Arizona's 6th District: the measured model 4.0.0 average is Grade C (64/100). 2,160 EPA violations on record, 124 health-based.

C
District Grade
64
Avg Safety Score
74
ZIP Codes
2160
Total Violations
124
Health Violations
70
Water Systems
Willcox
Best ZIP: 85643 (78/100)
Tucson
Lowest ZIP: 85742 (42/100)

Top Contaminants

Revised Total Coliform Rule (168) Consumer Confidence Report Rule (143) Lead (95) Stage 1 DBP Rule (83) Lead and Copper Rule (75)

ZIP Codes in This District

74 ZIP codes tracked in Arizona's 6th District. Showing top 50 by safety score.

# ZIP Code City Safety Score Grade Violations
1 85643 Willcox 78 B 15
2 85623 Oracle 75 B 0
3 85122 Casa Grande 74 B 2
4 85631 San Manuel 74 B 2 (1 health)
5 85748 Tucson 73 B 33
6 85749 Tucson 73 B 33
7 85707 Tucson 71 B 12
8 85715 Tucson 71 B 39
9 85716 Tucson 71 B 37
10 85739 Tucson 71 B 12
11 85750 Tucson 71 B 39
12 85710 Tucson 70 B 35 (1 health)
13 85712 Tucson 70 B 36 (1 health)
14 85755 Tucson 69 C 41
15 85602 Benson 67 C 45 (17 health)
16 85635 Sierra Vista 67 C 229 (10 health)
17 85650 Sierra Vista 67 C 227 (8 health)
18 85747 Tucson 66 C 47 (1 health)
19 85613 Fort Huachuca 64 C 6 (1 health)
20 85730 Tucson 59 C 62 (1 health)
21 85131 Eloy 58 C 70 (18 health)
22 85641 Vail 58 C 69 (17 health)
23 85704 Tucson 58 C 129 (1 health)
24 85718 Tucson 58 C 100
25 85737 Tucson 58 C 76
26 85658 Marana 55 C 36
27 85614 Green Valley 50 D 22
28 85653 Marana 42 D 103 (6 health)
29 85741 Tucson 42 D 109 (2 health)
30 85742 Tucson 42 D 101
31 85123 Arizona City N/A N/A 25 (2 health)
32 85130 Casa Grande N/A N/A N/A
33 85141 Picacho N/A N/A N/A
34 85145 Red Rock N/A N/A N/A
35 85193 Casa Grande N/A N/A 25 (2 health)
36 85222 Casa Grande N/A N/A N/A
37 85223 Arizona City N/A N/A N/A
38 85230 Casa Grande N/A N/A N/A
39 85231 Eloy N/A N/A N/A
40 85241 Picacho N/A N/A N/A
41 85245 Red Rock N/A N/A N/A
42 85293 Casa Grande N/A N/A N/A
43 85531 Central N/A N/A 9 (1 health)
44 85533 Clifton N/A N/A 34 (4 health)
45 85534 Duncan N/A N/A N/A
46 85535 Eden N/A N/A N/A
47 85536 Fort Thomas N/A N/A 20 (5 health)
48 85540 Morenci N/A N/A 34 (4 health)
49 85543 Pima N/A N/A 63 (6 health)
50 85546 Safford N/A N/A 72 (7 health)

Overview

Arizona's 6th District encompasses 74 ZIP codes tracked by ZipCheckup. The district's average Home Safety Score is C (64/100).

2160 EPA violations have been recorded across this district's water systems. 124 are health-based violations. About 96% of the 48 ZIP records with a reported violation count have at least one violation.

Top Contaminants

The most frequently cited water quality issues in this district:

  • Revised Total Coliform Rule - 168 violations
  • Consumer Confidence Report Rule - 143 violations
  • Lead - 95 violations
  • Stage 1 DBP Rule - 83 violations
  • Lead and Copper Rule - 75 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.

Lead Alert: 1 ZIP code in this district exceed the EPA action level for lead. Consider using a certified lead-removal filter.

Data Sources

Updated daily. Data covers 74 ZIP codes in Arizona's 6th District.

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How to cite this page

APA ZipCheckup. (2026). Lead Risk in Arizona 6th District (AZ-6). https://zipcheckup.com/congressional/az-6/
BibTeX 
@misc{zipcheckup-congressional-az-6,
  author = {{ZipCheckup}},
  title  = {{Lead Risk in Arizona 6th District (AZ-6)}},
  year   = {2026},
  url    = {https://zipcheckup.com/congressional/az-6/}
}

Page version: August 2026.

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