Is Clarksville tap water safe to drink?

Yes with good quality

Clarksville'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
5.5 GPG
Hardness
Not detected
PFAS

2 Issues Detected in Clarksville

Moderate Chlorine Level

Chlorine within EPA limits but may affect taste.

Chlorine info for Clarksville

Arsenic Approaching Limit (0.2 mg/L)

EPA limit is 0.010 mg/L.

Arsenic info for Clarksville
Tennessee

370,403,704,237,043 · Cumberland River

Is Clarksville Tap Water Safe? Full Analysis

Low Risk Updated March 2026 166,722 residents
See Best Filters for Clarksville
82
Purity Score

Residents of Clarksville draw from Cumberland River infrastructure managed by Clarksville Gas and Water. This 2026 analysis evaluates safety, identifies any concerns, and recommends the best home filtration options.

Contaminant Levels

PFAS
ND
Lead
2.2 ppb
Nitrate
0.6 mg/L
Arsenic
0.2 mg/L
Hardness
5.5 gpg

Health Insights

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

Score

82 /100
Good
"Good" threshold (70)

Clarksville tap water is sourced from Cumberland River and treated by Clarksville Gas and Water. Overall purity score: 82/100 (Good). Updated for 2026.

Fix Your Water

Best filters matched to Clarksville's 2 issues.

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Explore Clarksville Water Data

Forever Chemicals in ClarksvillePFAS water report
Lead Risk in ClarksvilleLead water report
Clarksville Hardness ReportScale and minerals
Best FiltersFull comparison
TennesseeState rankings

Clarksville Water FAQ

Is Clarksville TN tap water safe to drink in 2026?
Clarksville 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 Clarksville TN use chlorine or chloramine for disinfection?
Clarksville uses chloramine as the primary disinfectant with a residual level of 1.4 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 Clarksville TN water and what is the TDS level?
Clarksville water hardness is 5.5 grains per gallon (moderate) with a TDS of 190 ppm (fair). This level is unlikely to cause significant scale buildup in household plumbing.
Has PFAS been found in Clarksville TN drinking water?
Based on available EPA UCMR5 monitoring data as of 2026 PFAS have not been detected above EPA advisory levels in Clarksville drinking water.
What is the best water filter for Clarksville?
Based on Clarksville's water profile, we recommend the Clearly Filtered Water Pitcher. Clarksville has elevated chlorine residuals. An under-sink carbon filter removes chlorine and disinfection byproducts at the tap.

Nearby Reports

MemphisTennessee — 82/100NashvilleTennessee — 82/100KnoxvilleTennessee — 82/100ChattanoogaTennessee — 82/100MurfreesboroTennessee — 82/100FranklinTennessee — 82/100

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Data Sources

  • EPA SDWIS
  • EWG Tap Water Database
  • Clarksville Gas and Water CCR
  • USGS monitoring data

PurityMap compiles public data. Updated March 2026.

© 2026 PurityMap. For informational purposes only.

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