Metals · 2024

Arsenic in Riverside, CA tap water

Within the federal limit· 0.3× the limit

Riverside, CA's 2024 Arsenic measurement is below the federal limit of 10 (MCL).

The measurement

StatisticValue
Average
Riverside Public Utilities
2.8
Range
Riverside Public Utilities
0–6.5
Average
Riverside Public Utilities Promedio
2.8
Range
Riverside Public Utilities Rango
0–6.5

Verbatim from Riverside, CA's 2024 Consumer Confidence Report — source document ↗

About Arsenic

A naturally occurring element that also enters water from industry and agriculture.

A known human carcinogen; long-term exposure is linked to skin, bladder, and lung cancer.

How Riverside, CA compares

4 of the 169 systems measuring Arsenic on The Water Map have it at or above the federal limit:

Nearby systems also reporting Arsenic:

People also ask

+Is there Arsenic in Riverside, CA tap water?

Yes — Riverside, CA's 2024 Consumer Confidence Report lists Arsenic at 2.8. Riverside, CA's 2024 Arsenic measurement is below the federal limit of 10 (MCL).

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

The federal MCL for Arsenic is 10 . The EPA enforces this against the regulated reporting statistic (running annual average or 90th percentile), not a single-sample spike.

+What is Arsenic?

A naturally occurring element that also enters water from industry and agriculture. A known human carcinogen; long-term exposure is linked to skin, bladder, and lung cancer.

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

4 of the 169 systems on The Water Map measuring Arsenic report it at or above the federal limit. Examples include Albuquerque, NM, Beaches Water, MD, Beaver Run Mhp, MD.

+Where does this Arsenic measurement come from?

This page reproduces the Arsenic entry from the 2024 Consumer Confidence Report published by the Riverside, 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/riverside/2024/source.

Full report
All Riverside, CA water-quality data →
Every contaminant measured in the 2024 report.
Contaminant pillar
Arsenic across the U.S. →
Every public water system measuring Arsenic, ranked.