Physical & aggregate · 2025

Alkalinity in Los Angeles-city, Dept. of Water & Power, CA tap water

Detected — no federal limit

Los Angeles-city, Dept. of Water & Power, CA's 2025 report shows Alkalinity detected, but the EPA has not set an enforceable federal limit for it.

The measurement

StatisticValue
Average
Entry point
118.00222222222223 MG/L
Highest single sample
Source water
200 MG/L
Average
Source water
127.12380952380951 MG/L
Highest single sample
Entry point
193 MG/L

Verbatim from Los Angeles-city, Dept. of Water & Power, CA's 2025 Consumer Confidence Report — source document ↗

About Alkalinity

A measure of the water's capacity to neutralize acids.

Not federally regulated for health; relevant to corrosion control and treatment.

How Los Angeles-city, Dept. of Water & Power, CA compares

Nearby systems also reporting Alkalinity:

People also ask

+Is there Alkalinity in Los Angeles-city, Dept. of Water & Power, CA tap water?

Yes — Los Angeles-city, Dept. of Water & Power, CA's 2025 Consumer Confidence Report lists Alkalinity at 127.12380952380951 MG/L. Los Angeles-city, Dept. of Water & Power, CA's 2025 report shows Alkalinity detected, but the EPA has not set an enforceable federal limit for it.

+What's the federal limit for Alkalinity in drinking water?

The EPA has not set an enforceable federal limit for Alkalinity. Utilities still report any measured levels in their annual Consumer Confidence Report.

+What is Alkalinity?

A measure of the water's capacity to neutralize acids. Not federally regulated for health; relevant to corrosion control and treatment.

+Where does this Alkalinity measurement come from?

This page reproduces the Alkalinity entry from the 2025 Consumer Confidence Report published by the Los Angeles-city, Dept. of Water & Power, CA water utility — the annual drinking-water report every U.S. utility is required by federal law to publish. The original source document is archived at /water/ca/los-angeles-city-dept-of-water-power/2025/source.

Full report
All Los Angeles-city, Dept. of Water & Power, CA water-quality data →
Every contaminant measured in the 2025 report.
Contaminant pillar
Alkalinity across the U.S. →
Every public water system measuring Alkalinity, ranked.