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ST JOHN'S WATER (SC1020002)

Community Water System · South Carolina · JOHNS ISLAND

PWSID: SC1020002

Compliant

Population Served

22.6K

Service Connections

9.7K

Total Violations

19

Health-Based Violations

1

Lead & Copper Data

Lead Level

Caution

2.00 ppb

Action Level: 15 ppb (EPA) · Sampled: 2025-12-31

015 ppb action level

Copper Level

No copper sampling data available

System Details

Water Source
Purchased Surface Water
System Type
Community Water System
City
JOHNS ISLAND
ZIP Code
29457
Counties Served
Charleston
Cities Served
JOHNS ISLAND (STA.)
Open Violations
0

Violation Summary

19

Total Violations

1

Health-Based

0

Open Now

Most recent violation: 2015-09-01

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Data source: EPA ECHO SDWIS Bulk Download (Jan 2026). PWSID: SC1020002.SafeWater Home