CONGRESSIONAL DISTRICT WI

Wisconsin - 2nd District

119th Congress · 108 ZIP codes · Avg score 63/100 · Grade C · Updated N/A

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

ZipCheckup's versioned Home Safety Profile covers 108 ZIP codes in Wisconsin's 2nd District: the measured model 4.0.0 average is Grade C (63/100). 390 EPA violations on record, 67 health-based.

C
District Grade
63
Avg Safety Score
108
ZIP Codes
390
Total Violations
67
Health Violations
59
Water Systems
Best ZIP: 53913 (83/100)
Lowest ZIP: 53705 (50/100)

Top Contaminants

Stage 2 DBP Rule (65) Lead and Copper Rule (65) Surface Water Treatment Rule (39) Consumer Confidence Report Rule (21) Stage 1 DBP Rule (11)

ZIP Codes in This District

100 ZIP codes tracked in Wisconsin's 2nd District. Showing top 50 by safety score.

# ZIP Code City Safety Score Grade Violations
1 53913 Baraboo 83 B 1
2 53959 Reedsburg 83 B 1
3 53578 Prairie Du Sac 78 B 7 (3 health)
4 53572 Mount Horeb 67 C 0
5 53511 Beloit 66 C 1
6 53589 Stoughton 66 C 6
7 53527 Cottage Grove 65 C 2 (1 health)
8 53548 Janesville 65 C 4 (1 health)
9 53558 Mc Farland 65 C 2 (1 health)
10 53703 Madison 65 C 2 (1 health)
11 53706 Madison 65 C 2 (1 health)
12 53715 Madison 65 C 2 (1 health)
13 53716 Madison 65 C 2 (1 health)
14 53726 Madison 65 C 2 (1 health)
15 53534 Edgerton 64 C 5 (1 health)
16 53583 Sauk City 64 C 4 (1 health)
17 53598 Windsor 64 C 4 (2 health)
18 53711 Madison 64 C 3 (1 health)
19 53713 Madison 64 C 3 (1 health)
20 53559 Marshall 63 C 5 (1 health)
21 53714 Madison 63 C 8 (1 health)
22 53590 Sun Prairie 62 C 6 (3 health)
23 53704 Madison 62 C 8 (1 health)
24 53719 Madison 61 C 9 (2 health)
25 53532 De Forest 60 C 10 (3 health)
26 53536 Evansville 60 C 13 (3 health)
27 53575 Oregon 60 C 9 (2 health)
28 53718 Madison 60 C 8 (4 health)
29 53528 Cross Plains 54 D 32 (1 health)
30 53562 Middleton 52 D 32 (2 health)
31 53717 Madison 52 D 32 (2 health)
32 53593 Verona 50 D 36 (3 health)
33 53597 Waunakee 50 D 42 (2 health)
34 53705 Madison 50 D 37 (2 health)
35 53501 Afton N/A N/A 0
36 53502 Albany N/A N/A 1 (1 health)
37 53503 Arena N/A N/A N/A
38 53504 Argyle N/A N/A N/A
39 53506 Avoca N/A N/A N/A
40 53507 Barneveld N/A N/A N/A
41 53508 Belleville N/A N/A 0
42 53510 Belmont N/A N/A 2 (1 health)
43 53515 Black Earth N/A N/A 6 (1 health)
44 53516 Blanchardville N/A N/A N/A
45 53517 Blue Mounds N/A N/A 0
46 53520 Brodhead N/A N/A 2 (2 health)
47 53521 Brooklyn N/A N/A 6
48 53522 Browntown N/A N/A N/A
49 53523 Cambridge N/A N/A 7 (2 health)
50 53526 Cobb N/A N/A N/A

Overview

Wisconsin's 2nd District encompasses 108 ZIP codes tracked by ZipCheckup. The district's average Home Safety Score is C (63/100).

390 EPA violations have been recorded across this district's water systems. 67 are health-based violations. About 88% of the 57 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 2 DBP Rule - 65 violations
  • Lead and Copper Rule - 65 violations
  • Surface Water Treatment Rule - 39 violations
  • Consumer Confidence Report Rule - 21 violations
  • Stage 1 DBP Rule - 11 violations

Housing Context

Homes in this district were built on average around 1970 (~56 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

Updated daily. Data covers 108 ZIP codes in Wisconsin's 2nd District.

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How to cite this page

APA ZipCheckup. (2026). Lead Risk in Wisconsin 2nd District (WI-2). https://zipcheckup.com/congressional/wi-2/
BibTeX
@misc{zipcheckup-congressional-wi-2,
  author = {{ZipCheckup}},
  title  = {{Lead Risk in Wisconsin 2nd District (WI-2)}},
  year   = {2026},
  url    = {https://zipcheckup.com/congressional/wi-2/}
}

Page version: August 2026.

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