Is Mount Pleasant tap water safe to drink?

Yes with good quality

Mount Pleasant's tap water meets all EPA standards and scores well on our analysis. It is generally safe to drink though filtration can improve taste and provide extra precaution.

82/100
Purity Score
2
Issues Found
2.5 GPG
Hardness
Not detected
PFAS

2 Issues Detected in Mount Pleasant

Moderate Chlorine Level

Chlorine within EPA limits but may affect taste.

Chlorine info for Mount Pleasant

Arsenic Approaching Limit (0.2 mg/L)

EPA limit is 0.010 mg/L.

Arsenic info for Mount Pleasant
South Carolina

2,946,429,466 · Charleston Water System Edisto River

Mount Pleasant, SC: Water Quality and Filter Guide

Low Risk Updated March 2026 89,410 residents
See Best Filters for Mount Pleasant
82
Purity Score

This 2026 water quality report for Mount Pleasant compiles data from EPA SDWIS, EWG testing records, and the Mount Pleasant Waterworks consumer confidence report. Scores, contaminant levels, and matched filter recommendations are below.

Contaminant Levels

PFAS
ND
Lead
2 ppb
Nitrate
0.4 mg/L
Arsenic
0.2 mg/L
Hardness
2.5 gpg

Health Insights

  • 1
    Chlorine levels may affect the taste of Mount Pleasant's tap water. A carbon filter improves flavor.

Score

82 /100
Good
"Good" threshold (70)

Mount Pleasant tap water is sourced from Charleston Water System Edisto River and treated by Mount Pleasant Waterworks. Overall purity score: 82/100 (Good). Updated for 2026.

Fix Your Water

Best filters matched to Mount Pleasant's 2 issues.

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Explore Mount Pleasant Water Data

PFAS Levels in Mount PleasantPFAS testing data
Mount Pleasant Lead LevelsLead testing data
Water Hardness in Mount PleasantHardness levels
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Mount Pleasant Water FAQ

Is Mount Pleasant SC tap water safe to drink in 2026?
Mount Pleasant tap water meets EPA federal drinking water standards and scores 82/100 (Good) on PurityMap for 2026. For most healthy adults the water is considered safe but point-of-use filtration adds an important layer of protection.
Does Mount Pleasant SC use chlorine or chloramine for disinfection?
Mount Pleasant uses chloramine as the primary disinfectant with a residual level of 1.5 ppm. Chloramine is harder to remove than free chlorine and requires a catalytic carbon or reverse osmosis filter. Standard Brita-style pitchers will NOT remove chloramine.
How hard is Mount Pleasant SC water and what is the TDS level?
Mount Pleasant water hardness is 2.5 grains per gallon (soft) with a TDS of 85 ppm (good). This level is unlikely to cause significant scale buildup in household plumbing.
Has PFAS been found in Mount Pleasant SC drinking water?
Based on available EPA UCMR5 monitoring data as of 2026 PFAS have not been detected above EPA advisory levels in Mount Pleasant drinking water.

Nearby Reports

ColumbiaSouth Carolina — 82/100CharlestonSouth Carolina — 82/100GreenvilleSouth Carolina — 82/100North CharlestonSouth Carolina — 82/100Rock HillSouth Carolina — 82/100SpartanburgSouth Carolina — 82/100

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Data Sources

  • EPA SDWIS
  • EWG Tap Water Database
  • Mount Pleasant Waterworks CCR
  • USGS monitoring data

PurityMap compiles public data. Updated March 2026.

© 2026 PurityMap. For informational purposes only.

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