Radium in South Carolina Drinking Water — 11 ZIPs Te...
EPA data analysis for radium in South Carolina drinking water systems
Radium Contamination in South Carolina
ZipCheckup analyzed drinking water data across 534 ZIP codes in South Carolina for radium contamination. 11 ZIP codes have reported radium detections, and 0 have EPA violations on record.
EPA Standard for Radium
The EPA maximum contaminant level (MCL) for radium is 5 pCi/L (combined Ra-226 + Ra-228), governed by the Radionuclides Rule. Water systems that exceed this limit must take corrective action and notify consumers.
Worst ZIP Codes for Radium in South Carolina
These ZIP codes reported the highest radium levels in South Carolina based on CCR reports and EPA data:
Lowest Radium Levels in South Carolina
These ZIP codes had the lowest reported radium detections in South Carolina:
Health Effects of Radium
Radium is a radioactive element that increases cancer risk, particularly bone cancer. It accumulates in bones because the body treats it like calcium. The EPA estimates that drinking water with 5 pCi/L of radium over a lifetime poses a 1 in 10,000 cancer risk.
How to Remove Radium From Drinking Water
The most effective treatment for radium removal is Reverse Osmosis or Ion Exchange. Look for filters certified under NSF 58 standards.
Check Your ZIP Code
Use the ZipCheckup water quality search to see radium data for your specific water system in South Carolina.
Worst ZIP Codes for Radium in South Carolina
Ranked by highest radium detection level.
| Rank | ZIP Code | City | Level Detected | EPA Limit | Status |
|---|---|---|---|---|---|
| 1 | 29054 | Gilbert | 10.99 pCi/L | 5 pCi/L | Exceeds |
| 2 | 29070 | Leesville | 10.99 pCi/L | 5 pCi/L | Exceeds |
| 3 | 29596 | Wallace | 4.73 pCi/L | 5 pCi/L | Within Limit |
| 4 | 29112 | North | 4.56 pCi/L | 5 pCi/L | Within Limit |
| 5 | 29040 | Dalzell | 3 pCi/L | 5 pCi/L | Within Limit |
| 6 | 29053 | Gaston | 3 pCi/L | 5 pCi/L | Within Limit |
| 7 | 29062 | Horatio | 3 pCi/L | 5 pCi/L | Within Limit |
| 8 | 29128 | Rembert | 3 pCi/L | 5 pCi/L | Within Limit |
| 9 | 29828 | Gloverville | 2.76 pCi/L | 5 pCi/L | Within Limit |
| 10 | 29834 | Langley | 2.76 pCi/L | 5 pCi/L | Within Limit |
| 11 | 29851 | Warrenville | 2.76 pCi/L | 5 pCi/L | Within Limit |
Lowest Radium Levels in South Carolina
Cities with Radium Data in South Carolina
8 cities in South Carolina have radium testing data available.