Other · 2025

Tcaa in San Diego, City of, CA tap water

Detected — no federal limit

San Diego, City of, CA's 2025 report shows Tcaa detected, but the EPA has not set an enforceable federal limit for it.

The measurement

StatisticValue
Highest single sample
Distribution
3.79 UG/L
Highest single sample
Entry point
3.83 UG/L
Average
Other
0.6333333333333333 UG/L
Highest single sample
Source water
Not detected UG/L
Average
Distribution
0.9890909090909091 UG/L
Highest single sample
Other
1.3 UG/L
Average
Entry point
1.0126969696969697 UG/L

Verbatim from San Diego, City of, CA's 2025 Consumer Confidence Report — source document ↗

How San Diego, City of, CA compares

Nearby systems also reporting Tcaa:

People also ask

+Is there Tcaa in San Diego, City of, CA tap water?

Yes — San Diego, City of, CA's 2025 Consumer Confidence Report lists Tcaa at 1.0126969696969697 UG/L. San Diego, City of, CA's 2025 report shows Tcaa detected, but the EPA has not set an enforceable federal limit for it.

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

The EPA has not set an enforceable federal limit for Tcaa. Utilities still report any measured levels in their annual Consumer Confidence Report.

+Where does this Tcaa measurement come from?

This page reproduces the Tcaa entry from the 2025 Consumer Confidence Report published by the San Diego, City of, 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/san-diego/2025/source.

Full report
All San Diego, City of, CA water-quality data →
Every contaminant measured in the 2025 report.
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Every public water system measuring Tcaa, ranked.