Arizona — 2nd District
119th Congress · 88 ZIP codes · Avg score 65/100 · Grade C · Updated 2026-06-03
Data: EPA SDWIS / Census 119th Congress Last verified: 2026-06-03
Top Contaminants
ZIP Codes in This District
88 ZIP codes tracked in Arizona's 2nd District. Showing top 50 by safety score.
| # | ZIP Code | City | Safety Score | Grade | Violations |
|---|---|---|---|---|---|
| 1 | 85623 | Oracle | 83 | B | 0 |
| 2 | 86337 | Seligman | 83 | B | 0 |
| 3 | 85631 | San Manuel | 82 | B | 2 (1 health) |
| 4 | 85934 | Pinedale | 82 | B | 8 (1 health) |
| 5 | 85122 | Casa Grande | 81 | B | 52 (2 health) |
| 6 | 85130 | Casa Grande | 81 | B | 52 (2 health) |
| 7 | 85193 | Casa Grande | 81 | B | 52 (2 health) |
| 8 | 85194 | Casa Grande | 81 | B | 52 (2 health) |
| 9 | 85222 | Casa Grande | 81 | B | 52 (2 health) |
| 10 | 85230 | Casa Grande | 81 | B | 52 (2 health) |
| 11 | 85293 | Casa Grande | 81 | B | 52 (2 health) |
| 12 | 85294 | Casa Grande | 81 | B | 52 (2 health) |
| 13 | 85923 | Clay Springs | 81 | B | 2 |
| 14 | 85942 | Woodruff | 81 | B | 16 (2 health) |
| 15 | 85131 | Eloy | 79 | B | 139 (1 health) |
| 16 | 85231 | Eloy | 78 | B | 139 (1 health) |
| 17 | 85939 | Taylor | 77 | B | 83 (1 health) |
| 18 | 86343 | Crown King | 77 | B | 37 (2 health) |
| 19 | 85128 | Coolidge | 76 | B | 101 (7 health) |
| 20 | 85173 | Superior | 76 | B | 11 |
| 21 | 85228 | Coolidge | 76 | B | 101 (7 health) |
| 22 | 85273 | Superior | 76 | B | 11 |
| 23 | 86029 | Sun Valley | 76 | B | 0 |
| 24 | 86335 | Rimrock | 76 | B | 30 (2 health) |
| 25 | 85362 | Yarnell | 75 | B | 14 |
| 26 | 85929 | Lakeside | 75 | B | 14 (1 health) |
| 27 | 85132 | Florence | 74 | B | 109 (9 health) |
| 28 | 86332 | Kirkland | 74 | B | 5 (1 health) |
| 29 | 85118 | Gold Canyon | 73 | B | 18 (5 health) |
| 30 | 85220 | Apache Junction | 73 | B | 263 (7 health) |
| 31 | 85232 | Florence | 72 | B | 109 (9 health) |
| 32 | 85279 | Florence | 72 | B | 109 (9 health) |
| 33 | 85117 | Apache Junction | 71 | B | 263 (7 health) |
| 34 | 85178 | Apache Junction | 71 | B | 263 (7 health) |
| 35 | 85218 | Apache Junction | 71 | B | 263 (7 health) |
| 36 | 85241 | Picacho | 71 | B | 88 (6 health) |
| 37 | 85937 | Snowflake | 71 | B | 10 |
| 38 | 86320 | Ash Fork | 71 | B | 17 (1 health) |
| 39 | 86322 | Camp Verde | 70 | B | 47 (3 health) |
| 40 | 85140 | San Tan Valley | 69 | C | 90 |
| 41 | 85143 | San Tan Valley | 69 | C | 90 |
| 42 | 85332 | Congress | 69 | C | 6 |
| 43 | 86032 | Joseph City | 69 | C | 26 |
| 44 | 86314 | Prescott Valley | 69 | C | 124 |
| 45 | 86315 | Prescott Valley | 69 | C | 124 |
| 46 | 86323 | Chino Valley | 69 | C | 173 |
| 47 | 86333 | Mayer | 69 | C | 43 |
| 48 | 85119 | Apache Junction | 68 | C | 263 (7 health) |
| 49 | 85120 | Apache Junction | 68 | C | 263 (7 health) |
| 50 | 85141 | Picacho | 68 | C | 88 (6 health) |
Overview
Arizona's 2nd District serving an estimated 2,748,029 residents encompasses 88 ZIP codes tracked by ZipCheckup. The district's average Home Safety Score is C (65/100).
6079 EPA violations have been recorded across this district's water systems. 538 are health-based violations. About 83% 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 — 697 violations
- Revised Total Coliform Rule — 693 violations
- Lead — 516 violations
- Surface Water Treatment Rule — 266 violations
- Barium — 236 violations
Housing Context
Homes in this district were built on average around 1988 (~38 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
- 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 88 ZIP codes in Arizona's 2nd District.