Metals · 2024
Manganese in Rialto, CA tap water
Rialto, CA's 2024 Manganese measurement is below the federal limit of 50 ug/L (MCL).
The measurement
| Statistic | Value | Federal limit |
|---|---|---|
Reported level Sbvmwd (Blf) | 4.3 ug/L | 50 ug/L MCL |
Reported level City Of Rialto | 9.5 ug/L | 50 ug/L MCL |
Reported level City Of Rialto | 9.5 ug/L | 50 ug/L MCL |
Reported level Wvwd | 1 ug/L | 50 ug/L MCL |
Reported level Sbvmwd (Blf) | 4.3 ug/L | 50 ug/L MCL |
Reported level Wvwd | 1 ug/L | 50 ug/L MCL |
Verbatim from Rialto, CA's 2024 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 Rialto, 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 Rialto, CA tap water?
Yes — Rialto, CA's 2024 Consumer Confidence Report lists Manganese at 9.5 ug/L. Rialto, CA's 2024 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 2024 Consumer Confidence Report published by the Rialto, 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/rialto/2024/source.