Wisconsin — 8th District
119th Congress · 118 ZIP codes · Avg score 67/100 · Grade C · Updated 2026-07-19
Data: EPA SDWIS / Census 119th Congress Last verified: 2026-07-19
ZipCheckup tracks water safety for 118 ZIP codes in Wisconsin's 8th District: the district earns a grade C (67/100). 236 EPA violations on record, 52 health-based.
Top Contaminants
ZIP Codes in This District
100 ZIP codes tracked in Wisconsin's 8th District. Showing top 50 by safety score.
| # | ZIP Code | City | Safety Score | Grade | Violations |
|---|---|---|---|---|---|
| 1 | 54101 | Abrams | 83 | B | 1 |
| 2 | 54106 | Black Creek | 83 | B | 0 |
| 3 | 54112 | Coleman | 83 | B | 1 |
| 4 | 54124 | Gillett | 83 | B | 0 |
| 5 | 54126 | Greenleaf | 83 | B | 0 |
| 6 | 54129 | Hilbert | 83 | B | 0 |
| 7 | 54130 | Kaukauna | 83 | B | 1 |
| 8 | 54131 | Freedom | 83 | B | 1 |
| 9 | 54143 | Marinette | 83 | B | 1 |
| 10 | 54151 | Niagara | 83 | B | 0 |
| 11 | 54152 | Nichols | 83 | B | 0 |
| 12 | 54162 | Pulaski | 83 | B | 0 |
| 13 | 54165 | Seymour | 83 | B | 0 |
| 14 | 54170 | Shiocton | 83 | B | 0 |
| 15 | 54947 | Larsen | 83 | B | 0 |
| 16 | 53088 | Stockbridge | 82 | B | 2 (1 health) |
| 17 | 54113 | Combined Locks | 82 | B | 4 (1 health) |
| 18 | 54114 | Crivitz | 82 | B | 3 |
| 19 | 54115 | De Pere | 82 | B | 2 (1 health) |
| 20 | 54123 | Forest Junction | 82 | B | 2 (1 health) |
| 21 | 54139 | Lena | 82 | B | 2 (1 health) |
| 22 | 54169 | Sherwood | 82 | B | 3 (1 health) |
| 23 | 54174 | Suring | 82 | B | 7 (1 health) |
| 24 | 54177 | Wausaukee | 82 | B | 3 (1 health) |
| 25 | 54208 | Denmark | 82 | B | 3 (1 health) |
| 26 | 54229 | New Franken | 82 | B | 2 |
| 27 | 54944 | Hortonville | 82 | B | 3 (1 health) |
| 28 | 54161 | Pound | 81 | B | 4 (2 health) |
| 29 | 54304 | Green Bay | 81 | B | 6 (2 health) |
| 30 | 54305 | Green Bay | 81 | B | 6 (2 health) |
| 31 | 54306 | Green Bay | 81 | B | 6 (2 health) |
| 32 | 54307 | Green Bay | 81 | B | 6 (2 health) |
| 33 | 54308 | Green Bay | 81 | B | 6 (2 health) |
| 34 | 54324 | Green Bay | 81 | B | 6 (2 health) |
| 35 | 54344 | Green Bay | 81 | B | 6 (2 health) |
| 36 | 53062 | New Holstein | 80 | B | 3 |
| 37 | 54157 | Peshtigo | 79 | B | 5 |
| 38 | 54173 | Suamico | 78 | B | 0 |
| 39 | 54119 | Dunbar | 77 | B | 9 |
| 40 | 54141 | Little Suamico | 77 | B | 1 (1 health) |
| 41 | 54125 | Goodman | 76 | B | 9 (3 health) |
| 42 | 54311 | Green Bay | 76 | B | 6 (2 health) |
| 43 | 54313 | Green Bay | 76 | B | 6 (2 health) |
| 44 | 54201 | Algoma | 75 | B | 3 |
| 45 | 54942 | Greenville | 73 | B | 1 |
| 46 | 54153 | Oconto | 72 | B | 2 (1 health) |
| 47 | 54301 | Green Bay | 71 | B | 6 (2 health) |
| 48 | 54302 | Green Bay | 71 | B | 6 (2 health) |
| 49 | 54303 | Green Bay | 71 | B | 6 (2 health) |
| 50 | 54110 | Brillion | 70 | B | 0 |
Overview
Wisconsin's 8th District encompasses 118 ZIP codes tracked by ZipCheckup. The district's average Home Safety Score is C (67/100).
236 EPA violations have been recorded across this district's water systems. 52 are health-based violations. About 59% 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 - 46 violations
- Lead and Copper Rule - 43 violations
- Stage 2 DBP Rule - 38 violations
- Surface Water Treatment Rule - 19 violations
- Haloacetic Acids (HAA5) - 15 violations
Housing Context
Homes in this district were built on average around 1976 (~50 years old). Older homes may have lead pipes or solder - consider a water filter if your home predates 1986.
Lead Alert: 3 ZIP codes 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 118 ZIP codes in Wisconsin's 8th District.