CONGRESSIONAL DISTRICT MD

Maryland - 7th District

119th Congress · 48 ZIP codes · Avg score 64/100 · Grade C · Updated N/A

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

ZipCheckup's versioned Home Safety Profile covers 48 ZIP codes in Maryland's 7th District: the measured model 4.0.0 average is Grade C (64/100). 263 EPA violations on record, 56 health-based.

C
District Grade
64
Avg Safety Score
48
ZIP Codes
263
Total Violations
56
Health Violations
4
Water Systems
Fort Howard
Best ZIP: 21052 (64/100)
Baltimore
Lowest ZIP: 21229 (60/100)

Top Contaminants

Contaminant 2020 (54) Contaminant 2959 (54) Stage 2 DBP Rule (31) Haloacetic Acids (HAA5) (29) Consumer Confidence Report Rule (29)

ZIP Codes in This District

48 ZIP codes tracked in Maryland's 7th District.

# ZIP Code City Safety Score Grade Violations
1 21052 Fort Howard 64 C 9 (2 health)
2 21201 Baltimore 64 C 9 (2 health)
3 21202 Baltimore 64 C 9 (2 health)
4 21205 Baltimore 64 C 9 (2 health)
5 21206 Baltimore 64 C 9 (2 health)
6 21207 Gwynn Oak 64 C 9 (2 health)
7 21212 Baltimore 64 C 9 (2 health)
8 21213 Baltimore 64 C 9 (2 health)
9 21214 Baltimore 64 C 9 (2 health)
10 21215 Baltimore 64 C 9 (2 health)
11 21216 Baltimore 64 C 9 (2 health)
12 21217 Baltimore 64 C 9 (2 health)
13 21218 Baltimore 64 C 9 (2 health)
14 21219 Sparrows Point 64 C 9 (2 health)
15 21222 Dundalk 64 C 9 (2 health)
16 21223 Baltimore 64 C 9 (2 health)
17 21224 Baltimore 64 C 9 (2 health)
18 21228 Catonsville 64 C 9 (2 health)
19 21230 Baltimore 64 C 9 (2 health)
20 21231 Baltimore 64 C 9 (2 health)
21 21233 Baltimore 64 C 9 (2 health)
22 21239 Baltimore 64 C 9 (2 health)
23 21250 Baltimore 64 C 9 (2 health)
24 21287 Baltimore 64 C 9 (2 health)
25 21227 Halethorpe 60 C 18 (3 health)
26 21229 Baltimore 60 C 18 (3 health)
27 21203 Baltimore N/A N/A N/A
28 21226 Curtis Bay N/A N/A 11 (2 health)
29 21235 Baltimore N/A N/A N/A
30 21241 Baltimore N/A N/A N/A
31 21260 Baltimore N/A N/A N/A
32 21263 Baltimore N/A N/A N/A
33 21264 Baltimore N/A N/A N/A
34 21265 Baltimore N/A N/A N/A
35 21270 Baltimore N/A N/A N/A
36 21273 Baltimore N/A N/A N/A
37 21274 Baltimore N/A N/A N/A
38 21275 Baltimore N/A N/A N/A
39 21278 Baltimore N/A N/A N/A
40 21279 Baltimore N/A N/A N/A
41 21280 Baltimore N/A N/A N/A
42 21281 Baltimore N/A N/A N/A
43 21283 Baltimore N/A N/A N/A
44 21288 Baltimore N/A N/A N/A
45 21289 Baltimore N/A N/A N/A
46 21290 Baltimore N/A N/A N/A
47 21297 Baltimore N/A N/A N/A
48 21298 Baltimore N/A N/A N/A

Overview

Maryland's 7th District encompasses 48 ZIP codes tracked by ZipCheckup. The district's average Home Safety Score is C (64/100).

263 EPA violations have been recorded across this district's water systems. 56 are health-based violations. About 100% of the 27 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 2020 - 54 violations
  • Contaminant 2959 - 54 violations
  • Stage 2 DBP Rule - 31 violations
  • Haloacetic Acids (HAA5) - 29 violations
  • Consumer Confidence Report Rule - 29 violations

Housing Context

Homes in this district were built on average around 1939 (~87 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 48 ZIP codes in Maryland's 7th District.

← Back to Maryland overview

How to cite this page

APA ZipCheckup. (2026). Maryland 7th District: 263 EPA Violations - C. https://zipcheckup.com/congressional/md-7/
BibTeX 
@misc{zipcheckup-congressional-md-7,
  author = {{ZipCheckup}},
  title  = {{Maryland 7th District: 263 EPA Violations - C}},
  year   = {2026},
  url    = {https://zipcheckup.com/congressional/md-7/}
}

Page version: August 2026.

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