Arizona — 6th District
119th Congress · 130 ZIP codes · Avg score 58/100 · Grade C · Updated 2026-06-03
Data: EPA SDWIS / Census 119th Congress Last verified: 2026-06-03
Top Contaminants
ZIP Codes in This District
100 ZIP codes tracked in Arizona's 6th District. Showing top 50 by safety score.
| # | ZIP Code | City | Safety Score | Grade | Violations |
|---|---|---|---|---|---|
| 1 | 85535 | Eden | 83 | B | 0 |
| 2 | 85601 | Arivaca | 83 | B | 0 |
| 3 | 85629 | Sahuarita | 83 | B | 0 |
| 4 | 85633 | Sasabe | 83 | B | 0 |
| 5 | 85925 | Eagar | 82 | B | 12 (1 health) |
| 6 | 85940 | Vernon | 82 | B | 19 (1 health) |
| 7 | 86025 | Holbrook | 82 | B | 33 (1 health) |
| 8 | 85932 | Nutrioso | 79 | B | 6 |
| 9 | 85645 | Amado | 78 | B | 10 |
| 10 | 85901 | Show Low | 78 | B | 17 (2 health) |
| 11 | 85614 | Green Valley | 77 | B | 9 |
| 12 | 85622 | Green Valley | 77 | B | 9 |
| 13 | 85902 | Show Low | 77 | B | 17 (2 health) |
| 14 | 86512 | Sanders | 77 | B | 38 (2 health) |
| 15 | 85321 | Ajo | 75 | B | 17 |
| 16 | 85619 | Mount Lemmon | 75 | B | 7 |
| 17 | 85641 | Vail | 75 | B | 1 |
| 18 | 85534 | Duncan | 74 | B | 42 (4 health) |
| 19 | 85658 | Marana | 74 | B | 13 |
| 20 | 85546 | Safford | 72 | B | 60 (3 health) |
| 21 | 85548 | Safford | 72 | B | 60 (3 health) |
| 22 | 85920 | Alpine | 71 | B | 1 (1 health) |
| 23 | 85738 | Catalina | 70 | B | 8 |
| 24 | 86047 | Winslow | 70 | B | 47 (3 health) |
| 25 | 85653 | Marana | 69 | C | 13 |
| 26 | 85540 | Morenci | 67 | C | 29 (4 health) |
| 27 | 85936 | Saint Johns | 66 | C | 10 |
| 28 | 85654 | Rillito | 65 | C | 9 (1 health) |
| 29 | 85552 | Thatcher | 63 | C | 0 |
| 30 | 85652 | Cortaro | 63 | C | 0 |
| 31 | 85927 | Greer | 63 | C | 0 |
| 32 | 86503 | Chinle | 63 | C | 0 |
| 33 | 85924 | Concho | 62 | C | 47 |
| 34 | 85303 | Glendale | 58 | C | 118 (19 health) |
| 35 | 85310 | Glendale | 58 | C | 118 (19 health) |
| 36 | 85701 | Tucson | 58 | C | 412 (26 health) |
| 37 | 85704 | Tucson | 58 | C | 412 (26 health) |
| 38 | 85706 | Tucson | 58 | C | 412 (26 health) |
| 39 | 85711 | Tucson | 58 | C | 412 (26 health) |
| 40 | 85713 | Tucson | 58 | C | 412 (26 health) |
| 41 | 85714 | Tucson | 58 | C | 412 (26 health) |
| 42 | 85730 | Tucson | 58 | C | 412 (26 health) |
| 43 | 85741 | Tucson | 58 | C | 412 (26 health) |
| 44 | 85743 | Tucson | 58 | C | 412 (26 health) |
| 45 | 85746 | Tucson | 58 | C | 412 (26 health) |
| 46 | 85748 | Tucson | 58 | C | 412 (26 health) |
| 47 | 85755 | Tucson | 58 | C | 412 (26 health) |
| 48 | 85543 | Pima | 54 | D | 37 (4 health) |
| 49 | 85301 | Glendale | 53 | D | 118 (19 health) |
| 50 | 85302 | Glendale | 53 | D | 118 (19 health) |
Overview
Arizona's 6th District serving an estimated 56,013,693 residents encompasses 130 ZIP codes tracked by ZipCheckup. The district's average Home Safety Score is C (58/100).
24289 EPA violations have been recorded across this district's water systems. 1672 are health-based violations. About 72% 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 — 3378 violations
- Lead — 1709 violations
- Stage 1 DBP Rule — 1577 violations
- Revised Total Coliform Rule — 1365 violations
- Lead and Copper Rule — 1259 violations
Housing Context
Homes in this district were built on average around 1984 (~42 years old). Older homes may have lead pipes or solder — consider a water filter if your home predates 1986.
Lead Alert: 1 ZIP code in this district exceed the EPA action level for lead. Consider using a certified lead-removal filter.
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 130 ZIP codes in Arizona's 6th District.