Metals · 2025
Potassium in Irvine Ranch Water District, CA tap water
Irvine Ranch Water District, CA's 2025 report shows Potassium detected, but the EPA has not set an enforceable federal limit for it.
The measurement
| Statistic | Value | Federal limit |
|---|---|---|
Highest single sample Entry point | 5.64 MG/L | None set |
Average Source water | 1.8444444444444446 MG/L | None set |
Average Entry point | 2.5556206896551723 MG/L | None set |
Highest single sample Other | 5.2 MG/L | None set |
Highest single sample Source water | 5 MG/L | None set |
Average Other | 3.733333333333333 MG/L | None set |
Verbatim from Irvine Ranch Water District, CA's 2025 Consumer Confidence Report — source document ↗
About Potassium
A naturally occurring mineral from rock and soil.
Not federally regulated for health.
How Irvine Ranch Water District, CA compares
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People also ask
+Is there Potassium in Irvine Ranch Water District, CA tap water?
Yes — Irvine Ranch Water District, CA's 2025 Consumer Confidence Report lists Potassium at 3.733333333333333 MG/L. Irvine Ranch Water District, CA's 2025 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 2025 Consumer Confidence Report published by the Irvine Ranch Water District, 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/irvine-ranch-water-district/2025/source.