Metals · 2024
Copper in Tacoma, WA tap water
Tacoma, WA's 2024 Consumer Confidence Report tested for Copper and reported no detectable amount.
The measurement
| Statistic | Value | Federal limit |
|---|---|---|
Reported level At the tap | 0 mg/L | 1.3 mg/L Action level |
90th percentile At the tap | Not detected % | 1.3 % Action level |
Verbatim from Tacoma, WA's 2024 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 Tacoma, WA compares
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People also ask
+Is there Copper in Tacoma, WA tap water?
Tacoma, WA's 2024 Consumer Confidence Report tested for Copper and found no detectable amount.
+What's the federal limit for Copper in drinking water?
The federal Action level for Copper is 1.3 mg/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 2024 Consumer Confidence Report published by the Tacoma, WA 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/wa/tacoma/2024/source.