Metals · 2023
Arsenic in Western MWD — Riverside, Ca, CA tap water
Western MWD — Riverside, Ca, CA's 2023 Arsenic measurement is below the federal limit.
The measurement
| Statistic | Value | Federal limit |
|---|---|---|
Average Riverside Service Area Local Groundwater | Not detected ug/L | None set |
Range Riverside Service Area Local Groundwater | 0–6.5 ug/L | None set |
Average Riverside Service Area Surface Water | Not detected ug/L | None set |
Average Murrieta Service Area Local Groundwater | 2 ug/L | None set |
Range Murrieta Service Area Local Groundwater | 0–19 ug/L | None set |
Average Murrieta Service Area Surface Water | Not detected ug/L | None set |
Range Murrieta Service Area Surface Water | 0–2.3 ug/L | None set |
Average Rainbow Service Area Surface Water | Not detected ug/L | None set |
Verbatim from Western MWD — Riverside, Ca, CA's 2023 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 Western MWD — Riverside, Ca, CA compares
4 of the 174 CA 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 Western MWD — Riverside, Ca, CA tap water?
Yes — Western MWD — Riverside, Ca, CA's 2023 Consumer Confidence Report lists Arsenic at 2 ug/L. Western MWD — Riverside, Ca, CA's 2023 Arsenic measurement is below the federal limit.
+What's the federal limit for Arsenic in drinking water?
The EPA has not set an enforceable federal limit for Arsenic. Utilities still report any measured levels in their annual Consumer Confidence Report.
+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 174 CA systems on The Water Map measuring Arsenic report it at or above the federal limit. Examples include Templeton Csd — Templeton, Ca, CA, San Miguel Community Services District — San Miguel, Ca, CA, Tulare, City of — Tulare, Ca, CA.
+Where does this Arsenic measurement come from?
This page reproduces the Arsenic 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.