Physical & aggregate · 2026

Temperature in City of Fairfield, CA tap water

Detected — no federal limit

City of Fairfield, CA's 2026 report shows Temperature detected, but the EPA has not set an enforceable federal limit for it.

The measurement

StatisticValue
Average
Source water
11.700000000000001 C
Highest single sample
Source water
12.7 C
Average
Entry point
11.35 C
Highest single sample
Entry point
12 C

Verbatim from City of Fairfield, CA's 2026 Consumer Confidence Report — source document ↗

About Temperature

The measured temperature of the water sample.

Not regulated for health; warmer water can affect disinfection and microbial growth.

How City of Fairfield, CA compares

Nearby systems also reporting Temperature:

People also ask

+Is there Temperature in City of Fairfield, CA tap water?

Yes — City of Fairfield, CA's 2026 Consumer Confidence Report lists Temperature at 11.700000000000001 C. City of Fairfield, CA's 2026 report shows Temperature detected, but the EPA has not set an enforceable federal limit for it.

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

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

+What is Temperature?

The measured temperature of the water sample. Not regulated for health; warmer water can affect disinfection and microbial growth.

+Where does this Temperature measurement come from?

This page reproduces the Temperature entry from the 2026 Consumer Confidence Report published by the City of Fairfield, 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/fairfield/2026/source.

Full report
All City of Fairfield, CA water-quality data →
Every contaminant measured in the 2026 report.
Contaminant pillar
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Every public water system measuring Temperature, ranked.