CONGRESSIONAL DISTRICT TX

Texas - 30th District

119th Congress · 110 ZIP codes · Avg score 75/100 · Grade B · Updated N/A

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

ZipCheckup's versioned Home Safety Profile covers 110 ZIP codes in Texas's 30th District: the measured model 4.0.0 average is Grade B (75/100). 117 EPA violations on record, 6 health-based.

B
District Grade
75
Avg Safety Score
110
ZIP Codes
117
Total Violations
6
Health Violations
17
Water Systems
Best ZIP: 75115 (89/100)
Lowest ZIP: 75054 (63/100)

Top Contaminants

Lead and Copper Rule (28) Surface Water Treatment Rule (24) Stage 2 DBP Rule (24) Revised Total Coliform Rule (13) Stage 1 DBP Rule (13)

ZIP Codes in This District

100 ZIP codes tracked in Texas's 30th District. Showing top 50 by safety score.

# ZIP Code City Safety Score Grade Violations
1 75115 Desoto 89 A 8
2 75134 Lancaster 89 A 3
3 75146 Lancaster 87 A 8 (1 health)
4 75141 Hutchins 86 A 8
5 75172 Wilmer 86 A 9
6 75051 Grand Prairie 75 B 0
7 75137 Duncanville 75 B 1
8 75201 Dallas 75 B 0
9 75202 Dallas 75 B 0
10 75203 Dallas 75 B 0
11 75207 Dallas 75 B 0
12 75210 Dallas 75 B 0
13 75212 Dallas 75 B 0
14 75215 Dallas 75 B 0
15 75216 Dallas 75 B 0
16 75226 Dallas 75 B 0
17 75235 Dallas 75 B 0
18 75236 Dallas 75 B 0
19 75246 Dallas 75 B 0
20 75247 Dallas 75 B 0
21 75249 Dallas 75 B 1
22 75390 Dallas 75 B 0
23 75209 Dallas 74 B 1
24 75219 Dallas 74 B 1
25 75232 Dallas 73 B 5
26 75237 Dallas 73 B 5
27 75104 Cedar Hill 72 B 9
28 75217 Dallas 71 B 4 (1 health)
29 75241 Dallas 71 B 7
30 75253 Dallas 69 C 9 (2 health)
31 75052 Grand Prairie 63 C 19 (1 health)
32 75054 Grand Prairie 63 C 19 (1 health)
33 75014 Irving N/A N/A N/A
34 75017 Irving N/A N/A N/A
35 75037 Irving N/A N/A N/A
36 75083 Richardson N/A N/A N/A
37 75085 Richardson N/A N/A N/A
38 75106 Cedar Hill N/A N/A N/A
39 75116 Duncanville N/A N/A 0
40 75123 Desoto N/A N/A N/A
41 75138 Duncanville N/A N/A N/A
42 75187 Mesquite N/A N/A N/A
43 75222 Dallas N/A N/A N/A
44 75242 Dallas N/A N/A N/A
45 75245 Dallas N/A N/A N/A
46 75250 Dallas N/A N/A N/A
47 75260 Dallas N/A N/A N/A
48 75261 Dallas N/A N/A N/A
49 75262 Dallas N/A N/A N/A
50 75263 Dallas N/A N/A N/A

Overview

Texas's 30th District encompasses 110 ZIP codes tracked by ZipCheckup. The district's average Home Safety Score is B (75/100).

117 EPA violations have been recorded across this district's water systems. 6 are health-based violations. About 52% 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:

  • Lead and Copper Rule - 28 violations
  • Surface Water Treatment Rule - 24 violations
  • Stage 2 DBP Rule - 24 violations
  • Revised Total Coliform Rule - 13 violations
  • Stage 1 DBP Rule - 13 violations

Housing Context

Homes in this district were built on average around 1986 (~40 years old). Most homes were built after lead pipe regulations were tightened.

Data Sources

Updated daily. Data covers 110 ZIP codes in Texas's 30th District.

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How to cite this page

APA ZipCheckup. (2026). Texas 30th District: 117 EPA Violations - B. https://zipcheckup.com/congressional/tx-30/
BibTeX
@misc{zipcheckup-congressional-tx-30,
  author = {{ZipCheckup}},
  title  = {{Texas 30th District: 117 EPA Violations - B}},
  year   = {2026},
  url    = {https://zipcheckup.com/congressional/tx-30/}
}

Page version: August 2026.

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