Metals · 2023
Copper in City of Redwood City — Redwood City, Ca, CA tap water
City of Redwood City — Redwood City, Ca, CA's 2023 Copper measurement is below the federal limit.
The measurement
| Statistic | Value | Federal limit |
|---|---|---|
Range At the tap | 0–58 ug/L | None set |
90th percentile At the tap | 47 ug/L | None set |
Verbatim from City of Redwood City — Redwood City, Ca, CA's 2023 Consumer Confidence Report — source document ↗
About Copper
A metal that enters water from corroding household plumbing.
Short-term exposure causes stomach distress; long-term exposure can damage the liver and kidneys.
How City of Redwood City — Redwood City, Ca, CA compares
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People also ask
+Is there Copper in City of Redwood City — Redwood City, Ca, CA tap water?
Yes — City of Redwood City — Redwood City, Ca, CA's 2023 Consumer Confidence Report lists Copper at 47 ug/L. City of Redwood City — Redwood City, Ca, CA's 2023 Copper measurement is below the federal limit.
+What's the federal limit for Copper in drinking water?
The EPA has not set an enforceable federal limit for Copper. Utilities still report any measured levels in their annual Consumer Confidence Report.
+What is Copper?
A metal that enters water from corroding household plumbing. Short-term exposure causes stomach distress; long-term exposure can damage the liver and kidneys.
+Where does this Copper measurement come from?
This page reproduces the Copper entry from the 2023 Consumer Confidence Report published by the City of Redwood City — Redwood City, 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/redwood-city-redwood-city-ca/2023/source.