Metals · 2025
Selenium in Phoenix, AZ tap water
Phoenix, AZ's 2025 Selenium measurement is below the federal limit.
The measurement
| Statistic | Value | Federal limit |
|---|---|---|
Range Sample Results | 0–2.2 ug/L | None set |
Verbatim from Phoenix, AZ's 2025 Consumer Confidence Report — source document ↗
About Selenium
A trace element from natural deposits and industrial discharge.
Essential in tiny amounts, but long-term exposure above the federal limit can cause hair and fingernail loss and circulatory problems.
How Phoenix, AZ compares
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People also ask
+Is there Selenium in Phoenix, AZ tap water?
Yes — Phoenix, AZ's 2025 Consumer Confidence Report lists Selenium at 0–2.2 ug/L. Phoenix, AZ's 2025 Selenium measurement is below the federal limit.
+What's the federal limit for Selenium in drinking water?
The EPA has not set an enforceable federal limit for Selenium. Utilities still report any measured levels in their annual Consumer Confidence Report.
+What is Selenium?
A trace element from natural deposits and industrial discharge. Essential in tiny amounts, but long-term exposure above the federal limit can cause hair and fingernail loss and circulatory problems.
+Where does this Selenium measurement come from?
This page reproduces the Selenium entry from the 2025 Consumer Confidence Report published by the Phoenix, AZ 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/az/phoenix/2025/source.