CONGRESSIONAL DISTRICT MD

Maryland - 8th District

119th Congress · 53 ZIP codes · Avg score 66/100 · Grade C · Updated N/A

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

ZipCheckup's versioned Home Safety Profile covers 53 ZIP codes in Maryland's 8th District: the measured model 4.0.0 average is Grade C (66/100). 96 EPA violations on record, 0 health-based.

C
District Grade
66
Avg Safety Score
53
ZIP Codes
96
Total Violations
2
Water Systems
Glen Echo
Best ZIP: 20812 (67/100)
Derwood
Lowest ZIP: 20855 (61/100)

Top Contaminants

Contaminant 2005 (6) Contaminant 2010 (6) Contaminant 2015 (6) Contaminant 2020 (6) Contaminant 2035 (6)

ZIP Codes in This District

53 ZIP codes tracked in Maryland's 8th District. Showing top 50 by safety score.

# ZIP Code City Safety Score Grade Violations
1 20812 Glen Echo 67 C 0
2 20814 Bethesda 67 C 0
3 20815 Chevy Chase 67 C 0
4 20816 Bethesda 67 C 0
5 20817 Bethesda 67 C 0
6 20818 Cabin John 67 C 0
7 20832 Olney 67 C 0
8 20833 Brookeville 67 C 0
9 20860 Sandy Spring 67 C 0
10 20861 Ashton 67 C 0
11 20878 Gaithersburg 67 C 0
12 20879 Gaithersburg 67 C 0
13 20880 Washington Grove 67 C 0
14 20882 Gaithersburg 67 C 0
15 20886 Montgomery Village 67 C 0
16 20892 Bethesda 67 C 0
17 20895 Kensington 67 C 0
18 20896 Garrett Park 67 C 0
19 20901 Silver Spring 67 C 0
20 20902 Silver Spring 67 C 0
21 20903 Silver Spring 67 C 0
22 20904 Silver Spring 67 C 0
23 20905 Silver Spring 67 C 0
24 20906 Silver Spring 67 C 0
25 20910 Silver Spring 67 C 0
26 20912 Takoma Park 67 C 0
27 20850 Rockville 61 C 16
28 20851 Rockville 61 C 16
29 20852 Rockville 61 C 16
30 20853 Rockville 61 C 16
31 20854 Potomac 61 C 16
32 20855 Derwood 61 C 16
33 20810 Bethesda N/A N/A N/A
34 20811 Bethesda N/A N/A N/A
35 20824 Bethesda N/A N/A N/A
36 20825 Chevy Chase N/A N/A N/A
37 20830 Olney N/A N/A N/A
38 20847 Rockville N/A N/A N/A
39 20849 Rockville N/A N/A N/A
40 20857 Rockville N/A N/A N/A
41 20862 Brinklow N/A N/A 0
42 20883 Gaithersburg N/A N/A N/A
43 20891 Kensington N/A N/A N/A
44 20907 Silver Spring N/A N/A N/A
45 20908 Silver Spring N/A N/A N/A
46 20911 Silver Spring N/A N/A N/A
47 20913 Takoma Park N/A N/A N/A
48 20914 Silver Spring N/A N/A N/A
49 20915 Silver Spring N/A N/A N/A
50 20916 Silver Spring N/A N/A N/A

Overview

Maryland's 8th District encompasses 53 ZIP codes tracked by ZipCheckup. The district's average Home Safety Score is C (66/100).

96 EPA violations have been recorded across this district's water systems. The measured health breakdown reports no health-based violations. About 18% 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:

  • Contaminant 2005 - 6 violations
  • Contaminant 2010 - 6 violations
  • Contaminant 2015 - 6 violations
  • Contaminant 2020 - 6 violations
  • Contaminant 2035 - 6 violations

Housing Context

Homes in this district were built on average around 1972 (~54 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 53 ZIP codes in Maryland's 8th District.

← Back to Maryland overview

How to cite this page

APA ZipCheckup. (2026). Maryland 8th District: 96 EPA Violations - C. https://zipcheckup.com/congressional/md-8/
BibTeX 
@misc{zipcheckup-congressional-md-8,
  author = {{ZipCheckup}},
  title  = {{Maryland 8th District: 96 EPA Violations - C}},
  year   = {2026},
  url    = {https://zipcheckup.com/congressional/md-8/}
}

Page version: August 2026.

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