Is Lake Charles tap water safe to drink?

Yes with good quality

Lake Charles'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
5 GPG
Hardness
Not detected
PFAS

2 Issues Detected in Lake Charles

Moderate Chlorine Level

Chlorine within EPA limits but may affect taste.

Chlorine info for Lake Charles

Arsenic Approaching Limit (0.3 mg/L)

EPA limit is 0.010 mg/L.

Arsenic info for Lake Charles
Louisiana

706,017,060,570,607 · Groundwater

Lake Charles Water Quality Report (2026)

Low Risk Updated March 2026 78,656 residents
See Best Filters for Lake Charles
82
Purity Score

Residents of Lake Charles draw from Groundwater infrastructure managed by City of Lake Charles Water. This 2026 analysis evaluates safety, identifies any concerns, and recommends the best home filtration options.

Contaminant Levels

PFAS
ND
Lead
3 ppb
Nitrate
0.7 mg/L
Arsenic
0.3 mg/L
Hardness
5 gpg

Health Insights

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

Score

82 /100
Good
"Good" threshold (70)

Lake Charles tap water is sourced from Groundwater and treated by City of Lake Charles Water. Overall purity score: 82/100 (Good). Updated for 2026.

Fix Your Water

Best filters matched to Lake Charles's 2 issues.

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Explore Lake Charles Water Data

PFAS in Lake CharlesForever chemicals
Lead in Lake CharlesLead risk
Lake Charles Hard WaterHardness data
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Lake Charles Water FAQ

Is Lake Charles LA tap water safe to drink in 2026?
Lake Charles 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 Lake Charles LA use chlorine or chloramine for disinfection?
Lake Charles uses chloramine as the primary disinfectant with a residual level of 1.6 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 Lake Charles LA water and what is the TDS level?
Lake Charles water hardness is 5.0 grains per gallon (moderate) with a TDS of 205 ppm (fair). This level is unlikely to cause significant scale buildup in household plumbing.
Has PFAS been found in Lake Charles LA drinking water?
Based on available EPA UCMR5 monitoring data as of 2026 PFAS have not been detected above EPA advisory levels in Lake Charles drinking water.

Nearby Reports

New OrleansLouisiana — 54/100Baton RougeLouisiana — 67/100KennerLouisiana — 67/100ShreveportLouisiana — 82/100LafayetteLouisiana — 82/100

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Data Sources

  • EPA SDWIS
  • EWG Tap Water Database
  • City of Lake Charles Water CCR
  • USGS monitoring data

PurityMap compiles public data. Updated March 2026.

© 2026 PurityMap. For informational purposes only.

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