CONGRESSIONAL DISTRICT MT

Montana - 2nd District

119th Congress · 267 ZIP codes · Avg score 68/100 · Grade C · Updated N/A

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

ZipCheckup's versioned Home Safety Profile covers 267 ZIP codes in Montana's 2nd District: the measured model 4.0.0 average is Grade C (68/100). 653 EPA violations on record, 42 health-based.

C
District Grade
68
Avg Safety Score
267
ZIP Codes
653
Total Violations
42
Health Violations
42
Water Systems
Billings
Best ZIP: 59102 (83/100)
Helena
Lowest ZIP: 59602 (50/100)

Top Contaminants

Surface Water Treatment Rule (56) Stage 1 DBP Rule (39) Total Trihalomethanes (TTHM) (33) Consumer Confidence Report Rule (29) Arsenic (23)

ZIP Codes in This District

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

# ZIP Code City Safety Score Grade Violations
1 59102 Billings 83 B 4
2 59044 Laurel 82 B 3 (1 health)
3 59105 Billings 80 B 8
4 59106 Billings 73 B 34 (2 health)
5 59101 Billings 72 B 38 (2 health)
6 59270 Sidney 67 C 0
7 59330 Glendive 66 C 2
8 59457 Lewistown 66 C 1
9 59301 Miles City 65 C 6 (3 health)
10 59501 Havre 65 C 9 (2 health)
11 59601 Helena 51 D 41 (4 health)
12 59602 Helena 50 D 133 (5 health)
13 59001 Absarokee N/A N/A N/A
14 59002 Acton N/A N/A N/A
15 59003 Ashland N/A N/A N/A
16 59004 Ashland N/A N/A N/A
17 59006 Ballantine N/A N/A N/A
18 59007 Bearcreek N/A N/A N/A
19 59008 Belfry N/A N/A N/A
20 59010 Bighorn N/A N/A N/A
21 59011 Big Timber N/A N/A N/A
22 59012 Birney N/A N/A N/A
23 59013 Boyd N/A N/A N/A
24 59014 Bridger N/A N/A N/A
25 59015 Broadview N/A N/A N/A
26 59016 Busby N/A N/A N/A
27 59018 Clyde Park N/A N/A N/A
28 59019 Columbus N/A N/A 80
29 59020 Cooke City N/A N/A N/A
30 59022 Crow Agency N/A N/A N/A
31 59024 Custer N/A N/A N/A
32 59025 Decker N/A N/A N/A
33 59026 Edgar N/A N/A N/A
34 59027 Emigrant N/A N/A N/A
35 59028 Fishtail N/A N/A N/A
36 59029 Fromberg N/A N/A N/A
37 59030 Gardiner N/A N/A N/A
38 59031 Garryowen N/A N/A N/A
39 59032 Grass Range N/A N/A N/A
40 59033 Greycliff N/A N/A N/A
41 59034 Hardin N/A N/A N/A
42 59035 Fort Smith N/A N/A N/A
43 59036 Harlowton N/A N/A N/A
44 59037 Huntley N/A N/A 0
45 59038 Hysham N/A N/A N/A
46 59039 Ingomar N/A N/A N/A
47 59041 Joliet N/A N/A N/A
48 59043 Lame Deer N/A N/A N/A
49 59046 Lavina N/A N/A N/A
50 59047 Livingston N/A N/A 0

Overview

Montana's 2nd District encompasses 267 ZIP codes tracked by ZipCheckup. The district's average Home Safety Score is C (68/100).

653 EPA violations have been recorded across this district's water systems. 42 are health-based violations. About 73% of the 33 ZIP records with a reported violation count have at least one violation.

Top Contaminants

The most frequently cited water quality issues in this district:

  • Surface Water Treatment Rule - 56 violations
  • Stage 1 DBP Rule - 39 violations
  • Total Trihalomethanes (TTHM) - 33 violations
  • Consumer Confidence Report Rule - 29 violations
  • Arsenic - 23 violations

Housing Context

Homes in this district were built on average around 1971 (~55 years old). Older homes may have lead pipes or solder - consider a water filter if your home predates 1986.

Lead Alert: 1 ZIP code in this district exceed the EPA action level for lead. Consider using a certified lead-removal filter.

Data Sources

Updated daily. Data covers 267 ZIP codes in Montana's 2nd District.

← Back to Montana overview

How to cite this page

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

Page version: August 2026.

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