Metals · 2023
Copper in Houston, TX tap water
Houston, TX's 2023 Copper measurement is below the federal limit of 1300 ug/L (Action level).
The measurement
| Statistic | Value | Federal limit |
|---|---|---|
Minimum System-wide | 90 ug/L | 1300 ug/L Action level |
Average System-wide | 90 ug/L | 1300 ug/L Action level |
Maximum System-wide | 90 ug/L | 1300 ug/L Action level |
90th percentile System-wide | 0.218 mg/L | 1.3 mg/L Action level |
90th percentile System-wide | 0.05 mg/L | 1.3 mg/L Action level |
90th percentile System-wide | 0.143 mg/L | 1.3 mg/L Action level |
90th percentile System-wide | 0.06 mg/L | 1.3 mg/L Action level |
90th percentile System-wide | 0.37 mg/L | 1.3 mg/L Action level |
Verbatim from Houston, TX'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 Houston, TX compares
2 of the 24 TX systems measuring Copper on The Water Map have it at or above the federal limit:
Nearby systems also reporting Copper:
People also ask
+Is there Copper in Houston, TX tap water?
Yes — Houston, TX's 2023 Consumer Confidence Report lists Copper at 90 ug/L. Houston, TX's 2023 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.
+Which other U.S. cities have Copper over the federal limit?
2 of the 24 TX systems on The Water Map measuring Copper report it at or above the federal limit. Examples include Frisco, TX, Georgetown, TX.
+Where does this Copper measurement come from?
This page reproduces the Copper entry from the 2023 Consumer Confidence Report published by the Houston, TX 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/tx/houston/2023/source.