Physical & aggregate · 2025

Alkalinity in SFPUC City Distribution Division, CA tap water

Detected — no federal limit

SFPUC City Distribution Division, CA's 2025 report shows Alkalinity detected, but the EPA has not set an enforceable federal limit for it.

The measurement

StatisticValue
Highest single sample
Source water
170 MG/L
Highest single sample
Other
12.6 MG/L
Average
Other
6.81 MG/L
Average
Source water
99.22222222222223 MG/L

Verbatim from SFPUC City Distribution Division, 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 SFPUC City Distribution Division, CA compares

Nearby systems also reporting Alkalinity:

People also ask

+Is there Alkalinity in SFPUC City Distribution Division, CA tap water?

Yes — SFPUC City Distribution Division, CA's 2025 Consumer Confidence Report lists Alkalinity at 99.22222222222223 MG/L. SFPUC City Distribution Division, 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 SFPUC City Distribution Division, 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/sfpuc-city-distribution-division/2025/source.

Full report
All SFPUC City Distribution Division, 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.