Metals · 2023
Manganese in Irvine, CA tap water
Irvine, CA's 2023 Manganese measurement is below the federal limit of 50 ug/L (MCL).
The measurement
| Statistic | Value | Federal limit |
|---|---|---|
Average Local and Imported | 1.6 ug/L | 50 ug/L MCL |
Average Local and Imported | 0.88 ug/L | 50 ug/L MCL |
Range System-wide | 0–2.7 ug/L | 50 ug/L MCL |
Range System-wide | 0.8–2.2 ug/L | 50 ug/L MCL |
Verbatim from Irvine, CA's 2023 Consumer Confidence Report — source document ↗
About Manganese
A naturally occurring metal from soil and rock.
No enforceable federal limit; high levels stain fixtures and laundry and can affect taste, with a health advisory for infants.
How Irvine, CA compares
5 of the 112 systems measuring Manganese on The Water Map have it at or above the federal limit:
Nearby systems also reporting Manganese:
People also ask
+Is there Manganese in Irvine, CA tap water?
Yes — Irvine, CA's 2023 Consumer Confidence Report lists Manganese at 1.6 ug/L. Irvine, CA's 2023 Manganese measurement is below the federal limit of 50 ug/L (MCL).
+What's the federal limit for Manganese in drinking water?
The federal MCL for Manganese is 50 ug/L. The EPA enforces this against the regulated reporting statistic (running annual average or 90th percentile), not a single-sample spike.
+What is Manganese?
A naturally occurring metal from soil and rock. No enforceable federal limit; high levels stain fixtures and laundry and can affect taste, with a health advisory for infants.
+Which other U.S. cities have Manganese over the federal limit?
5 of the 112 systems on The Water Map measuring Manganese report it at or above the federal limit. Examples include Green Bay, WI, Kent, WA, New Bedford, MA.
+Where does this Manganese measurement come from?
This page reproduces the Manganese entry from the 2023 Consumer Confidence Report published by the Irvine, 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/2023/source.