Metals · 2025
Iron in Phoenix, AZ tap water
Phoenix, AZ's 2025 report shows Iron detected, but the EPA has not set an enforceable federal limit for it.
The measurement
| Statistic | Value | Federal limit |
|---|---|---|
Range Sample Results | 0–30 ug/L | None set |
Verbatim from Phoenix, AZ's 2025 Consumer Confidence Report — source document ↗
About Iron
A naturally occurring metal common in groundwater.
Regulated only as a secondary (cosmetic) standard; causes rusty color, staining, and metallic taste.
How Phoenix, AZ compares
Nearby systems also reporting Iron:
People also ask
+Is there Iron in Phoenix, AZ tap water?
Yes — Phoenix, AZ's 2025 Consumer Confidence Report lists Iron at 0–30 ug/L. Phoenix, AZ's 2025 report shows Iron detected, but the EPA has not set an enforceable federal limit for it.
+What's the federal limit for Iron in drinking water?
The EPA has not set an enforceable federal limit for Iron. Utilities still report any measured levels in their annual Consumer Confidence Report.
+What is Iron?
A naturally occurring metal common in groundwater. Regulated only as a secondary (cosmetic) standard; causes rusty color, staining, and metallic taste.
+Where does this Iron measurement come from?
This page reproduces the Iron 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.