CONGRESSIONAL DISTRICT WI

Wisconsin - 3rd District

119th Congress · 160 ZIP codes · Avg score 72/100 · Grade B · Updated N/A

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

ZipCheckup's versioned Home Safety Profile covers 160 ZIP codes in Wisconsin's 3rd District: the measured model 4.0.0 average is Grade B (72/100). 277 EPA violations on record, 41 health-based.

B
District Grade
72
Avg Safety Score
160
ZIP Codes
277
Total Violations
41
Health Violations
68
Water Systems
Sparta
Best ZIP: 54656 (83/100)
La Crosse
Lowest ZIP: 54601 (57/100)

Top Contaminants

Stage 1 DBP Rule (60) Lead and Copper Rule (44) Stage 2 DBP Rule (36) Consumer Confidence Report Rule (19) Haloacetic Acids (HAA5) (10)

ZIP Codes in This District

100 ZIP codes tracked in Wisconsin's 3rd District. Showing top 50 by safety score.

# ZIP Code City Safety Score Grade Violations
1 54656 Sparta 83 B 0
2 54660 Tomah 83 B 1 (1 health)
3 54669 West Salem 82 B 3
4 54720 Altoona 81 B 2 (1 health)
5 54615 Black River Falls 79 B 7 (2 health)
6 54636 Holmen 79 B 6 (1 health)
7 54650 Onalaska 78 B 8 (1 health)
8 53813 Lancaster 66 C 1
9 53818 Platteville 65 C 2 (1 health)
10 54701 Eau Claire 63 C 7 (1 health)
11 54603 La Crosse 60 C 11 (1 health)
12 54703 Eau Claire 58 C 10 (2 health)
13 54601 La Crosse 57 C 30
14 53518 Blue River N/A N/A 0
15 53540 Gotham N/A N/A N/A
16 53554 Livingston N/A N/A N/A
17 53556 Lone Rock N/A N/A N/A
18 53569 Montfort N/A N/A N/A
19 53573 Muscoda N/A N/A N/A
20 53581 Richland Center N/A N/A 2 (1 health)
21 53584 Sextonville N/A N/A N/A
22 53801 Bagley N/A N/A N/A
23 53802 Beetown N/A N/A N/A
24 53804 Bloomington N/A N/A N/A
25 53805 Boscobel N/A N/A 2
26 53806 Cassville N/A N/A N/A
27 53807 Cuba City N/A N/A 27 (3 health)
28 53808 Dickeyville N/A N/A 2 (1 health)
29 53809 Fennimore N/A N/A 3
30 53810 Glen Haven N/A N/A N/A
31 53811 Hazel Green N/A N/A 22 (4 health)
32 53812 Kieler N/A N/A N/A
33 53816 Mount Hope N/A N/A N/A
34 53817 Patch Grove N/A N/A N/A
35 53820 Potosi N/A N/A 23 (1 health)
36 53821 Prairie Du Chien N/A N/A 0
37 53824 Sinsinawa N/A N/A N/A
38 53825 Stitzer N/A N/A N/A
39 53826 Wauzeka N/A N/A N/A
40 53827 Woodman N/A N/A 2
41 53910 Adams N/A N/A 4
42 53924 Cazenovia N/A N/A N/A
43 53927 Dellwood N/A N/A N/A
44 53929 Elroy N/A N/A 0
45 53934 Friendship N/A N/A 4
46 53936 Grand Marsh N/A N/A 4
47 53941 La Valle N/A N/A N/A
48 53942 Lime Ridge N/A N/A N/A
49 53944 Lyndon Station N/A N/A N/A
50 53948 Mauston N/A N/A 7 (2 health)

Overview

Wisconsin's 3rd District encompasses 160 ZIP codes tracked by ZipCheckup. The district's average Home Safety Score is B (72/100).

277 EPA violations have been recorded across this district's water systems. 41 are health-based violations. About 78% of the 67 ZIP records with a reported violation count have at least one violation.

Top Contaminants

The most frequently cited water quality issues in this district:

  • Stage 1 DBP Rule - 60 violations
  • Lead and Copper Rule - 44 violations
  • Stage 2 DBP Rule - 36 violations
  • Consumer Confidence Report Rule - 19 violations
  • Haloacetic Acids (HAA5) - 10 violations

Housing Context

Homes in this district were built on average around 1973 (~53 years old). Older homes may have lead pipes or solder - consider a water filter if your home predates 1986.

Data Sources

Updated daily. Data covers 160 ZIP codes in Wisconsin's 3rd District.

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How to cite this page

APA ZipCheckup. (2026). Wisconsin 3rd District: 277 EPA Violations - B. https://zipcheckup.com/congressional/wi-3/
BibTeX 
@misc{zipcheckup-congressional-wi-3,
  author = {{ZipCheckup}},
  title  = {{Wisconsin 3rd District: 277 EPA Violations - B}},
  year   = {2026},
  url    = {https://zipcheckup.com/congressional/wi-3/}
}

Page version: August 2026.

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