Physical & aggregate · 2025
Alkalinity in San Gabriel Valley Wc - Fontana, CA tap water
San Gabriel Valley Wc - Fontana, CA's 2025 report shows Alkalinity detected, but the EPA has not set an enforceable federal limit for it.
The measurement
| Statistic | Value | Federal limit |
|---|---|---|
Highest single sample Source water | 290 MG/L | None set |
Average Source water | 138.76190476190476 MG/L | None set |
Average Entry point | 96.86363636363636 MG/L | None set |
Highest single sample Entry point | 230 MG/L | None set |
Average Other | 92.89393939393939 MG/L | None set |
Highest single sample Other | 240 MG/L | None set |
Verbatim from San Gabriel Valley Wc - Fontana, CA's 2025 Consumer Confidence Report — source document ↗
About Alkalinity
A measure of the water's capacity to neutralize acids.
Not federally regulated for health; relevant to corrosion control and treatment.
How San Gabriel Valley Wc - Fontana, CA compares
Nearby systems also reporting Alkalinity:
People also ask
+Is there Alkalinity in San Gabriel Valley Wc - Fontana, CA tap water?
Yes — San Gabriel Valley Wc - Fontana, CA's 2025 Consumer Confidence Report lists Alkalinity at 138.76190476190476 MG/L. San Gabriel Valley Wc - Fontana, CA's 2025 report shows Alkalinity detected, but the EPA has not set an enforceable federal limit for it.
+What's the federal limit for Alkalinity in drinking water?
The EPA has not set an enforceable federal limit for Alkalinity. Utilities still report any measured levels in their annual Consumer Confidence Report.
+What is Alkalinity?
A measure of the water's capacity to neutralize acids. Not federally regulated for health; relevant to corrosion control and treatment.
+Where does this Alkalinity measurement come from?
This page reproduces the Alkalinity entry from the 2025 Consumer Confidence Report published by the San Gabriel Valley Wc - Fontana, 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-gabriel-valley-wc-fontana/2025/source.