Metals · 2022
Copper in Town of Hillsborough — Hillsborough, Ca, CA tap water
Town of Hillsborough — Hillsborough, Ca, CA's 2022 Copper measurement is below the federal limit of 1300 ug/L (Action level).
The measurement
| Statistic | Value | Federal limit |
|---|---|---|
Range At the tap | 13–100 ug/L | 1300 ug/L Action level |
90th percentile At the tap | 54 ug/L | 1300 ug/L Action level |
Verbatim from Town of Hillsborough — Hillsborough, Ca, CA's 2022 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 Town of Hillsborough — Hillsborough, Ca, CA compares
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People also ask
+Is there Copper in Town of Hillsborough — Hillsborough, Ca, CA tap water?
Yes — Town of Hillsborough — Hillsborough, Ca, CA's 2022 Consumer Confidence Report lists Copper at 54 ug/L. Town of Hillsborough — Hillsborough, Ca, CA's 2022 Copper measurement is below the federal limit of 1300 ug/L (Action level).
+What's the federal limit for Copper in drinking water?
The federal Action level for Copper is 1300 ug/L. The EPA enforces this against the regulated reporting statistic (running annual average or 90th percentile), not a single-sample spike.
+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 2022 Consumer Confidence Report published by the Town of Hillsborough — Hillsborough, 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/hillsborough-hillsborough-ca/2022/source.