Metals · 2025

Copper in Cwsc Salinas, CA tap water

Within the federal limit· 0.5× the limit

Cwsc Salinas, CA's 2025 Copper measurement is below the federal limit of 1000 UG/L (MCL).

The measurement

StatisticValue
Average
Entry point
0.9966666666666667 UG/L
Highest single sample
Source water
27.2 UG/L
Highest single sample
Entry point
3.2 UG/L
90th percentile
Distribution
651 UG/L
Average
Distribution
217.32745098039217 UG/L
Average
Source water
2.0303664921465967 UG/L
Highest single sample
Distribution
705 UG/L

Verbatim from Cwsc Salinas, CA's 2025 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 Cwsc Salinas, CA compares

5 of the 442 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 Cwsc Salinas, CA tap water?

Yes — Cwsc Salinas, CA's 2025 Consumer Confidence Report lists Copper at 651 UG/L. Cwsc Salinas, CA's 2025 Copper measurement is below the federal limit of 1000 UG/L (MCL).

+What's the federal limit for Copper in drinking water?

The federal MCL for Copper is 1000 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?

5 of the 442 systems on The Water Map measuring Copper report it at or above the federal limit. Examples include Town of Denton, MD, High Point, NC, Anchorage, AK.

+Where does this Copper measurement come from?

This page reproduces the Copper entry from the 2025 Consumer Confidence Report published by the Cwsc Salinas, 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/cwsc-salinas/2025/source.

Full report
All Cwsc Salinas, CA water-quality data →
Every contaminant measured in the 2025 report.
Contaminant pillar
Copper across the U.S. →
Every public water system measuring Copper, ranked.