Illinois — 5th District
119th Congress · 19 ZIP codes · Avg score 65/100 · Grade C · Updated 2026-07-17
Data: EPA SDWIS / Census 119th Congress Last verified: 2026-07-17
ZipCheckup tracks water safety for 19 ZIP codes in Illinois's 5th District: the district earns a grade C (65/100). 153 EPA violations on record, 8 health-based.
Top Contaminants
ZIP Codes in This District
19 ZIP codes tracked in Illinois's 5th District.
| # | ZIP Code | City | Safety Score | Grade | Violations |
|---|---|---|---|---|---|
| 1 | 60006 | Arlington Heights | 80 | B | 3 |
| 2 | 60706 | Harwood Heights | 79 | B | 0 |
| 3 | 60005 | Arlington Heights | 75 | B | 3 |
| 4 | 60195 | Schaumburg | 73 | B | 5 |
| 5 | 60176 | Schiller Park | 71 | B | 1 |
| 6 | 60611 | Chicago | 71 | B | 19 (1 health) |
| 7 | 60613 | Chicago | 71 | B | 19 (1 health) |
| 8 | 60056 | Mount Prospect | 68 | C | 4 |
| 9 | 60614 | Chicago | 66 | C | 19 (1 health) |
| 10 | 60630 | Chicago | 66 | C | 19 (1 health) |
| 11 | 60631 | Chicago | 66 | C | 19 (1 health) |
| 12 | 60646 | Chicago | 66 | C | 19 (1 health) |
| 13 | 60657 | Chicago | 66 | C | 19 (1 health) |
| 14 | 60018 | Des Plaines | 64 | C | 3 |
| 15 | 60010 | Barrington | 61 | C | 1 (1 health) |
| 16 | 60078 | Palatine | 50 | D | 0 |
| 17 | 60094 | Palatine | 50 | D | 0 |
| 18 | 60095 | Palatine | 50 | D | 0 |
| 19 | 60067 | Palatine | 48 | D | 0 |
Overview
Illinois's 5th District encompasses 19 ZIP codes tracked by ZipCheckup. The district's average Home Safety Score is C (65/100).
153 EPA violations have been recorded across this district's water systems. 8 are health-based violations. About 74% of tracked ZIP codes have at least one violation.
Top Contaminants
The most frequently cited water quality issues in this district:
- Gross Beta - 44 violations
- Surface Water Treatment Rule - 31 violations
- Stage 2 DBP Rule - 16 violations
- Fecal Coliform - 14 violations
- Lead and Copper Rule - 14 violations
Housing Context
Homes in this district were built on average around 1967 (~59 years old). Older homes may have lead pipes or solder - consider a water filter if your home predates 1986.
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 19 ZIP codes in Illinois's 5th District.