Physical & aggregate · 2024
Alkalinity in Costa Mesa, CA tap water
Costa Mesa, CA's 2024 report shows Alkalinity detected, but the EPA has not set an enforceable federal limit for it.
The measurement
| Statistic | Value | Federal limit |
|---|---|---|
Average Diemer | 114 mg/L | None set |
Average Weymouth | 118 mg/L | None set |
Average Average Amount | 143 mg/L | None set |
Range System-wide | 79.4–201 mg/L | None set |
Range System-wide | 105–127 mg/L | None set |
Verbatim from Costa Mesa, CA's 2024 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 Costa Mesa, CA compares
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People also ask
+Is there Alkalinity in Costa Mesa, CA tap water?
Yes — Costa Mesa, CA's 2024 Consumer Confidence Report lists Alkalinity at 143 mg/L. Costa Mesa, CA's 2024 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 2024 Consumer Confidence Report published by the Costa Mesa, 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/costa-mesa/2024/source.