Is Bakersfield tap water safe to drink?

Use caution filtration recommended

Bakersfield's water has significant quality concerns. We strongly recommend a certified water filter.

55/100
Purity Score
4
Issues Found
10.8 GPG
Hardness
Detected
PFAS

4 Issues Detected in Bakersfield

PFAS (Forever Chemicals) Detected

PFAS are man-made chemicals that do not break down and accumulate in the body.

PFAS details for Bakersfield

Very Hard Water (10.8 GPG)

Hard water causes scale in pipes and shortens appliance lifespan.

Hardness data for Bakersfield

Moderate Chlorine Level

Chlorine within EPA limits but may affect taste.

Chlorine info for Bakersfield

Arsenic Approaching Limit (2.2 mg/L)

EPA limit is 0.010 mg/L.

Arsenic info for Bakersfield
California

933,019,330,293,303 · Kern River and State Water Project

Bakersfield, CA Water Quality Report

Elevated Risk Updated March 2026 403,455 residents
55
Purity Score

Health Insights

  • 1
    At 10.8 GPG, Bakersfield's water qualifies as very hard. This can cause limescale in pipes and shorten appliance lifespan.
  • 2
    PFAS have been identified in Bakersfield's water at 4.8 parts per trillion. A reverse osmosis system is the most reliable home treatment.
  • 3
    Chlorine levels may affect the taste of Bakersfield's tap water. A carbon filter improves flavor.

Score

55 /100
Poor
"Good" threshold (70)

Bakersfield tap water is sourced from Kern River and State Water Project and treated by City of Bakersfield Water Resources. PFAS forever chemicals have been detected. Water hardness is very hard at 10.8 GPG which may cause scale buildup. TDS is 450 ppm which is above the EPA secondary guideline of 500 ppm. Overall purity score: 55/100 (Poor). Updated for 2026.

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Bakersfield Water FAQ

Is Bakersfield CA tap water safe to drink in 2026?
Bakersfield tap water meets EPA federal drinking water standards and scores 55/100 (Poor) on PurityMap for 2026. PFAS forever chemicals have been detected at 4.8 ppt. An NSF-certified filter is strongly recommended. For most healthy adults the water is considered safe but point-of-use filtration adds an important layer of protection.
Does Bakersfield CA use chlorine or chloramine for disinfection?
Bakersfield uses chlorine as the primary disinfectant with a residual level of 1.3 ppm. Standard activated carbon filters including pitcher filters are effective at removing free chlorine taste and odor.
How hard is Bakersfield CA water and what is the TDS level?
Bakersfield water hardness is 10.8 grains per gallon (very hard) with a TDS of 450 ppm (poor). This level causes noticeable scale buildup in water heaters kettles and dishwashers. A water softener is recommended to protect plumbing and reduce soap usage.
Has PFAS been found in Bakersfield CA drinking water?
Yes. PFAS forever chemicals have been detected in Bakersfield water at approximately 4.8 ppt according to EPA UCMR5 monitoring data. A reverse osmosis or NSF P473-certified filter is the most effective residential solution.
What is the best water filter for Bakersfield?
Based on Bakersfield's water profile, we recommend the Clearly Filtered Water Pitcher. Bakersfield: PFAS detected or elevated lead risk. Reverse osmosis is the only residential technology proven to reduce both below detection limits. TDS will also drop significantly.

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Data Sources

  • EPA SDWIS
  • EWG Tap Water Database
  • City of Bakersfield Water Resources CCR
  • USGS monitoring data

PurityMap compiles public data. Updated March 2026.

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