CONGRESSIONAL DISTRICT MN

Minnesota - 1st District

119th Congress · 178 ZIP codes · Avg score 67/100 · Grade C · Updated N/A

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

ZipCheckup's versioned Home Safety Profile covers 178 ZIP codes in Minnesota's 1st District: the measured model 4.0.0 average is Grade C (67/100). 82 EPA violations on record, 6 health-based.

C
District Grade
67
Avg Safety Score
178
ZIP Codes
82
Total Violations
6
Health Violations
53
Water Systems
Cannon Falls
Best ZIP: 55009 (67/100)
Winona
Lowest ZIP: 55987 (65/100)

Top Contaminants

Stage 1 DBP Rule (23) Gross Beta (9) Revised Total Coliform Rule (6) Consumer Confidence Report Rule (6) Total Trihalomethanes (TTHM) (5)

ZIP Codes in This District

100 ZIP codes tracked in Minnesota's 1st District. Showing top 50 by safety score.

# ZIP Code City Safety Score Grade Violations
1 55009 Cannon Falls 67 C 0
2 55041 Lake City 67 C 0
3 55066 Red Wing 67 C 0
4 55089 Welch 67 C 0
5 55920 Byron 67 C 0
6 55972 Saint Charles 67 C 0
7 55976 Stewartville 67 C 0
8 56001 Mankato 67 C 0
9 55906 Rochester 66 C 2
10 55963 Pine Island 66 C 3
11 55987 Winona 65 C 3 (3 health)
12 55018 Dennison N/A N/A N/A
13 55021 Faribault N/A N/A 3
14 55026 Frontenac N/A N/A N/A
15 55027 Goodhue N/A N/A 0
16 55049 Medford N/A N/A N/A
17 55053 Nerstrand N/A N/A N/A
18 55060 Owatonna N/A N/A 0
19 55087 Warsaw N/A N/A N/A
20 55901 Rochester N/A N/A 4
21 55902 Rochester N/A N/A 0
22 55903 Rochester N/A N/A 0
23 55904 Rochester N/A N/A 0
24 55905 Rochester N/A N/A 0
25 55909 Adams N/A N/A N/A
26 55910 Altura N/A N/A N/A
27 55912 Austin N/A N/A 4
28 55917 Blooming Prairie N/A N/A 0
29 55918 Brownsdale N/A N/A N/A
30 55919 Brownsville N/A N/A N/A
31 55921 Caledonia N/A N/A 3
32 55922 Canton N/A N/A N/A
33 55923 Chatfield N/A N/A 0
34 55924 Claremont N/A N/A N/A
35 55925 Dakota N/A N/A N/A
36 55926 Dexter N/A N/A N/A
37 55927 Dodge Center N/A N/A 0
38 55929 Dover N/A N/A N/A
39 55931 Eitzen N/A N/A N/A
40 55932 Elgin N/A N/A 2
41 55933 Elkton N/A N/A N/A
42 55934 Eyota N/A N/A 0
43 55935 Fountain N/A N/A N/A
44 55936 Grand Meadow N/A N/A N/A
45 55939 Harmony N/A N/A N/A
46 55940 Hayfield N/A N/A 0
47 55941 Hokah N/A N/A N/A
48 55942 Homer N/A N/A N/A
49 55943 Houston N/A N/A N/A
50 55944 Kasson N/A N/A 0

Overview

Minnesota's 1st District encompasses 178 ZIP codes tracked by ZipCheckup. The district's average Home Safety Score is C (67/100).

82 EPA violations have been recorded across this district's water systems. 6 are health-based violations. About 39% of the 83 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 - 23 violations
  • Gross Beta - 9 violations
  • Revised Total Coliform Rule - 6 violations
  • Consumer Confidence Report Rule - 6 violations
  • Total Trihalomethanes (TTHM) - 5 violations

Housing Context

Homes in this district were built on average around 1961 (~65 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 178 ZIP codes in Minnesota's 1st District.

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How to cite this page

APA ZipCheckup. (2026). Minnesota 1st District: 82 EPA Violations - C. https://zipcheckup.com/congressional/mn-1/
BibTeX 
@misc{zipcheckup-congressional-mn-1,
  author = {{ZipCheckup}},
  title  = {{Minnesota 1st District: 82 EPA Violations - C}},
  year   = {2026},
  url    = {https://zipcheckup.com/congressional/mn-1/}
}

Page version: August 2026.

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