Physical & aggregate · 2023

Turbidity in San Gabriel Valley Wc - Fontana, CA tap water

Over the federal limit· 2.1× the limit

San Gabriel Valley Wc - Fontana, CA's 2023 Consumer Confidence Report shows Turbidity at or above the federal limit (5 NTU MCL). Measured value is 2.1× the threshold.

The measurement

StatisticValue
Average
Entry point
0.15 NTU
Average
Other
10.715 NTU
Average
Source water
0.67 NTU
Highest single sample
Entry point
0.25 NTU
Highest single sample
Source water
5.3 NTU
Highest single sample
Other
21 NTU

Verbatim from San Gabriel Valley Wc - Fontana, CA's 2023 Consumer Confidence Report — source document ↗

About Turbidity

A measure of cloudiness from suspended particles in the water.

High turbidity can shelter microbes from disinfection; the EPA enforces it through a treatment-technique standard.

How San Gabriel Valley Wc - Fontana, CA compares

5 of the 307 systems measuring Turbidity on The Water Map have it at or above the federal limit:

Nearby systems also reporting Turbidity:

People also ask

+Is there Turbidity in San Gabriel Valley Wc - Fontana, CA tap water?

Yes — San Gabriel Valley Wc - Fontana, CA's 2023 Consumer Confidence Report lists Turbidity at 10.715 NTU. San Gabriel Valley Wc - Fontana, CA's 2023 Consumer Confidence Report shows Turbidity at or above the federal limit (5 NTU MCL). Measured value is 2.1× the threshold.

+What's the federal limit for Turbidity in drinking water?

The federal MCL for Turbidity is 5 NTU. The EPA enforces this against the regulated reporting statistic (running annual average or 90th percentile), not a single-sample spike.

+What is Turbidity?

A measure of cloudiness from suspended particles in the water. High turbidity can shelter microbes from disinfection; the EPA enforces it through a treatment-technique standard.

+Which other U.S. cities have Turbidity over the federal limit?

5 of the 307 systems on The Water Map measuring Turbidity report it at or above the federal limit. Examples include Birmingham, AL, Albuquerque, NM, City of Vallejo, CA.

+Where does this Turbidity measurement come from?

This page reproduces the Turbidity entry from the 2023 Consumer Confidence Report published by the San Gabriel Valley Wc - Fontana, 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/san-gabriel-valley-wc-fontana/2023/source.

Full report
All San Gabriel Valley Wc - Fontana, CA water-quality data →
Every contaminant measured in the 2023 report.
Contaminant pillar
Turbidity across the U.S. →
Every public water system measuring Turbidity, ranked.