CONGRESSIONAL DISTRICT SC

South Carolina - 1st District

119th Congress · 55 ZIP codes · Avg score 82/100 · Grade B · Updated N/A

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

ZipCheckup's versioned Home Safety Profile covers 55 ZIP codes in South Carolina's 1st District: the measured model 4.0.0 average is Grade B (82/100). 60 EPA violations on record, 25 health-based.

B
District Grade
82
Avg Safety Score
55
ZIP Codes
60
Total Violations
25
Health Violations
26
Water Systems
Charleston
Best ZIP: 29412 (83/100)
Mount Pleasant
Lowest ZIP: 29466 (77/100)

Top Contaminants

Total Trihalomethanes (TTHM) (18) Haloacetic Acids (HAA5) (17) Consumer Confidence Report Rule (7) E. coli (6) Revised Total Coliform Rule (5)

ZIP Codes in This District

55 ZIP codes tracked in South Carolina's 1st District. Showing top 50 by safety score.

# ZIP Code City Safety Score Grade Violations
1 29412 Charleston 83 B 0
2 29429 Awendaw 83 B 0
3 29431 Bonneau 83 B 0
4 29434 Cordesville 83 B 0
5 29436 Cross 83 B 0
6 29439 Folly Beach 83 B 0
7 29445 Goose Creek 83 B 0
8 29450 Huger 83 B 0
9 29451 Isle Of Palms 83 B 2
10 29453 Jamestown 83 B 0
11 29461 Moncks Corner 83 B 0
12 29464 Mount Pleasant 83 B 0
13 29468 Pineville 83 B 0
14 29469 Pinopolis 83 B 0
15 29479 Saint Stephen 83 B 0
16 29482 Sullivans Island 83 B 0
17 29492 Charleston 83 B 0
18 29486 Summerville 78 B 12
19 29466 Mount Pleasant 77 B 9 (6 health)
20 29413 Charleston N/A N/A N/A
21 29416 Charleston N/A N/A N/A
22 29417 Charleston N/A N/A N/A
23 29422 Charleston N/A N/A N/A
24 29423 Charleston N/A N/A N/A
25 29438 Edisto Island N/A N/A N/A
26 29446 Green Pond N/A N/A N/A
27 29456 Ladson N/A N/A 2
28 29458 Mc Clellanville N/A N/A N/A
29 29465 Mount Pleasant N/A N/A N/A
30 29476 Russellville N/A N/A N/A
31 29483 Summerville N/A N/A 14
32 29484 Summerville N/A N/A N/A
33 29485 Summerville N/A N/A 2
34 29487 Wadmalaw Island N/A N/A N/A
35 29901 Beaufort N/A N/A N/A
36 29902 Beaufort N/A N/A 1 (1 health)
37 29903 Beaufort N/A N/A N/A
38 29904 Beaufort N/A N/A 1 (1 health)
39 29905 Beaufort N/A N/A 1 (1 health)
40 29906 Beaufort N/A N/A 1 (1 health)
41 29907 Ladys Island N/A N/A 1 (1 health)
42 29909 Okatie N/A N/A 3 (3 health)
43 29910 Bluffton N/A N/A 3 (3 health)
44 29914 Dale N/A N/A N/A
45 29915 Daufuskie Island N/A N/A N/A
46 29920 Saint Helena Island N/A N/A 1 (1 health)
47 29925 Hilton Head Island N/A N/A N/A
48 29926 Hilton Head Island N/A N/A 3 (3 health)
49 29928 Hilton Head Island N/A N/A 0
50 29931 Lobeco N/A N/A N/A

Overview

South Carolina's 1st District encompasses 55 ZIP codes tracked by ZipCheckup. The district's average Home Safety Score is B (82/100).

60 EPA violations have been recorded across this district's water systems. 25 are health-based violations. About 53% of the 36 ZIP records with a reported violation count have at least one violation.

Top Contaminants

The most frequently cited water quality issues in this district:

  • Total Trihalomethanes (TTHM) - 18 violations
  • Haloacetic Acids (HAA5) - 17 violations
  • Consumer Confidence Report Rule - 7 violations
  • E. coli - 6 violations
  • Revised Total Coliform Rule - 5 violations

Housing Context

Homes in this district were built on average around 1994 (~32 years old). Most homes were built after lead pipe regulations were tightened.

Data Sources

Updated daily. Data covers 55 ZIP codes in South Carolina's 1st District.

← Back to South Carolina overview

How to cite this page

APA ZipCheckup. (2026). South Carolina 1st District: 60 EPA Violations - B. https://zipcheckup.com/congressional/sc-1/
BibTeX 
@misc{zipcheckup-congressional-sc-1,
  author = {{ZipCheckup}},
  title  = {{South Carolina 1st District: 60 EPA Violations - B}},
  year   = {2026},
  url    = {https://zipcheckup.com/congressional/sc-1/}
}

Page version: August 2026.

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