Metals · 2024

Potassium in Fairfield, CA tap water

Detected — no federal limit

Fairfield, CA's 2024 report shows Potassium detected, but the EPA has not set an enforceable federal limit for it.

The measurement

StatisticValue
Average
Source water
1.7249999999999999 MG/L
Highest single sample
Source water
3.4 MG/L
Highest single sample
Entry point
1.8 MG/L
Average
Entry point
1.475 MG/L

Verbatim from Fairfield, CA's 2024 Consumer Confidence Report — source document ↗

About Potassium

A naturally occurring mineral from rock and soil.

Not federally regulated for health.

How Fairfield, CA compares

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People also ask

+Is there Potassium in Fairfield, CA tap water?

Yes — Fairfield, CA's 2024 Consumer Confidence Report lists Potassium at 1.7249999999999999 MG/L. Fairfield, CA's 2024 report shows Potassium detected, but the EPA has not set an enforceable federal limit for it.

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

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

+What is Potassium?

A naturally occurring mineral from rock and soil. Not federally regulated for health.

+Where does this Potassium measurement come from?

This page reproduces the Potassium entry from the 2024 Consumer Confidence Report published by the Fairfield, 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/fairfield/2024/source.

Full report
All Fairfield, CA water-quality data →
Every contaminant measured in the 2024 report.
Contaminant pillar
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Every public water system measuring Potassium, ranked.