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Close-up of arid desert well-water source representative of high-arsenic regions
Contaminant · 4 ppt

Arsenic

Detectable in Imperial Valley + Inland Empire wells. EPA MCL: 10 ppb.

4.9 · 247 Google reviews 5-year warranty 15 years · 5,000+ installs Serving Los Angeles · Southern California
Why it matters in SoCal

EPA cap is 10 ppb. California public health goal is 4 ppt — 2,500× lower. IID and IEUA report 3–6 ppb.

Reference: EWG Tap Water Database — arsenic entry

What it is

Arsenic, briefly.

A naturally occurring metalloid leached from rock. Concentrated in well water and direct-river-source utilities.

How we remove it

Removed by reverse osmosis and specific iron-based adsorptive media.

Systems that handle it
Test for arsenic

Pick a window for your free water test.

We test for arsenic on site and lab-verify in 24 hours. You see the numbers before you see a quote.

Test for it free

Find out if arsenic is in your water. Free water test, lab numbers in 24 hours.

A SoCal Water Treatment tech runs the field test in your kitchen and sends a sample to an independent lab. You see the numbers before you see a quote.

4.9 · 247 reviews 5-year warranty· Same-day install
Why it's safe to book
  • Free water test in your kitchen. Nothing charged until you see the lab numbers.
  • Three system options, all-in number, four financing terms shown side-by-side.
  • 5-year comprehensive warranty. 90-day money-back guarantee.
  • Same-day install in most ZIPs. Permits pulled by us.
Today is the day

Cleaner water at every tap by sundown. No upsell theater.

Free water test in your kitchen. Lab report in 24 hours. 5-year warranty. 90-day money-back.

4.9 · 247 Google reviews· 5,000+ installs· CA C-55 #1085921
Filtered water pouring from a kitchen tap into a clear glass
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