Metals · 2023

Silica in Western MWD — Riverside, Ca, CA tap water

Detected — no federal limit

Western MWD — Riverside, Ca, CA's 2023 report shows Silica detected, but the EPA has not set an enforceable federal limit for it.

The measurement

StatisticValue
Range
Murrieta Service Area Surface Water
3.6–15 mg/L
Average
Murrieta Service Area Surface Water
7.2 mg/L
Average
Riverside Service Area Local Groundwater
14 mg/L
Range
Riverside Service Area Local Groundwater
5.3–19 mg/L
Range
Murrieta Service Area Local Groundwater
5–50 mg/L
Average
Murrieta Service Area Local Groundwater
14 mg/L

Verbatim from Western MWD — Riverside, Ca, CA's 2023 Consumer Confidence Report — source document ↗

About Silica

A naturally occurring compound from sand and rock.

Not federally regulated for health; relevant mainly for industrial water use.

How Western MWD — Riverside, Ca, CA compares

Nearby systems also reporting Silica:

People also ask

+Is there Silica in Western MWD — Riverside, Ca, CA tap water?

Yes — Western MWD — Riverside, Ca, CA's 2023 Consumer Confidence Report lists Silica at 14 mg/L. Western MWD — Riverside, Ca, CA's 2023 report shows Silica detected, but the EPA has not set an enforceable federal limit for it.

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

The EPA has not set an enforceable federal limit for Silica. Utilities still report any measured levels in their annual Consumer Confidence Report.

+What is Silica?

A naturally occurring compound from sand and rock. Not federally regulated for health; relevant mainly for industrial water use.

+Where does this Silica measurement come from?

This page reproduces the Silica entry from the 2023 Consumer Confidence Report published by the Western MWD — Riverside, Ca, 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/western-mwd-riverside-ca/2023/source.

Full report
All Western MWD — Riverside, Ca, CA water-quality data →
Every contaminant measured in the 2023 report.
Contaminant pillar
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Every public water system measuring Silica, ranked.