Physical & aggregate · 2024
Specific Conductance in Fontana, CA tap water
Fontana, CA's 2024 Consumer Confidence Report shows Specific Conductance at or above the federal limit (1 MCL). Measured value is 404.5× the threshold.
The measurement
| Statistic | Value | Federal limit |
|---|---|---|
Range System-wide | 320–1200 | 1 MCL |
Average System-wide | 404.5 | 1 MCL |
Verbatim from Fontana, CA's 2024 Consumer Confidence Report — source document ↗
About Specific Conductance
A measure of how well water conducts electricity, which tracks dissolved mineral content.
Not federally regulated for health; used as a proxy for total dissolved solids.
How Fontana, CA compares
5 of the 88 systems measuring Specific Conductance on The Water Map have it at or above the federal limit:
Nearby systems also reporting Specific Conductance:
People also ask
+Is there Specific Conductance in Fontana, CA tap water?
Yes — Fontana, CA's 2024 Consumer Confidence Report lists Specific Conductance at 404.5. Fontana, CA's 2024 Consumer Confidence Report shows Specific Conductance at or above the federal limit (1 MCL). Measured value is 404.5× the threshold.
+What's the federal limit for Specific Conductance in drinking water?
The federal MCL for Specific Conductance is 1 . The EPA enforces this against the regulated reporting statistic (running annual average or 90th percentile), not a single-sample spike.
+What is Specific Conductance?
A measure of how well water conducts electricity, which tracks dissolved mineral content. Not federally regulated for health; used as a proxy for total dissolved solids.
+Which other U.S. cities have Specific Conductance over the federal limit?
5 of the 88 systems on The Water Map measuring Specific Conductance report it at or above the federal limit. Examples include Ventura, CA, Torrance, CA, Irvine, CA.
+Where does this Specific Conductance measurement come from?
This page reproduces the Specific Conductance entry from the 2024 Consumer Confidence Report published by the 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/fontana/2024/source.