Is Anaheim tap water safe to drink?

Yes but with caveats

Anaheim's water meets EPA minimum standards but has some concerns including PFAS detected. Filtration is recommended for sensitive individuals.

66/100
Purity Score
3
Issues Found
10.4 GPG
Hardness
Detected
PFAS

3 Issues Detected in Anaheim

PFAS (Forever Chemicals) Detected

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

PFAS details for Anaheim

Very Hard Water (10.4 GPG)

Hard water causes scale in pipes and shortens appliance lifespan.

Hardness data for Anaheim

Arsenic Approaching Limit (0.6 mg/L)

EPA limit is 0.010 mg/L.

Arsenic info for Anaheim
California

928,019,280,292,803 · Metropolitan Water District and local wells

Anaheim, CA Water Quality Report

Moderate Risk Updated March 2026 350,365 residents
See Best Filters for Anaheim
66
Purity Score

Contaminant Levels

PFAS
3.7 ppt
Lead
3.2 ppb
Nitrate
2.2 mg/L
Arsenic
0.6 mg/L
Hardness
10.4 gpg

Health Insights

  • 1
    At 10.4 GPG, Anaheim's water qualifies as very hard. This can cause limescale in pipes and shorten appliance lifespan.
  • 2
    PFAS have been identified in Anaheim's water at 3.7 parts per trillion. A reverse osmosis system is the most reliable home treatment.

Score

66 /100
Moderate
"Good" threshold (70)

Anaheim tap water is sourced from Metropolitan Water District and local wells and treated by City of Anaheim Public Utilities. PFAS forever chemicals have been detected. Water hardness is hard at 10.4 GPG which may cause scale buildup. TDS is 430 ppm which is above the EPA secondary guideline of 500 ppm. Overall purity score: 66/100 (Moderate). Updated for 2026.

Fix Your Water

Best filters matched to Anaheim's 3 issues.

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Explore Anaheim Water Data

PFAS in AnaheimForever chemicals
Lead in AnaheimLead risk
Anaheim Hard WaterHardness data
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Anaheim Water FAQ

Is Anaheim CA tap water safe to drink in 2026?
Anaheim tap water meets EPA federal drinking water standards and scores 66/100 (Moderate) on PurityMap for 2026. PFAS forever chemicals have been detected at 3.7 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 Anaheim CA use chlorine or chloramine for disinfection?
Anaheim uses chloramine as the primary disinfectant with a residual level of 1.0 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 Anaheim CA water and what is the TDS level?
Anaheim water hardness is 10.4 grains per gallon (hard) with a TDS of 430 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 Anaheim CA drinking water?
Yes. PFAS forever chemicals have been detected in Anaheim water at approximately 3.7 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 Anaheim?
Based on Anaheim's water profile, we recommend the Clearly Filtered Water Pitcher. Anaheim: 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.

Nearby Reports

BakersfieldCalifornia — 55/100RiversideCalifornia — 58/100San BernardinoCalifornia — 58/100Moreno ValleyCalifornia — 58/100FontanaCalifornia — 58/100Chula VistaCalifornia — 61/100

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Data Sources

  • EPA SDWIS
  • EWG Tap Water Database
  • City of Anaheim Public Utilities CCR
  • USGS monitoring data

PurityMap compiles public data. Updated March 2026.

© 2026 PurityMap. For informational purposes only.

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