Physical & aggregate · 2025
pH in Western MWD - Murrieta Division, CA tap water
Western MWD - Murrieta Division, CA's 2025 report shows pH detected, but the EPA has not set an enforceable federal limit for it.
The measurement
| Statistic | Value | Federal limit |
|---|---|---|
Highest single sample Distribution | 8.5 PH | None set |
Average Other | 7.6 PH | None set |
Average Distribution | 8.096666666666668 PH | None set |
Highest single sample Source water | 8.5 PH | None set |
Average Source water | 8.066666666666666 PH | None set |
Highest single sample Entry point | 8.2 PH | None set |
Average Entry point | 8.071428571428571 PH | None set |
Highest single sample Other | 7.6 PH | None set |
Verbatim from Western MWD - Murrieta Division, CA's 2025 Consumer Confidence Report — source document ↗
About pH
A measure of how acidic or basic the water is.
Regulated only as a secondary standard; very low or high pH can corrode pipes or affect taste.
How Western MWD - Murrieta Division, CA compares
5 of the 226 systems measuring pH on The Water Map have it at or above the federal limit:
Nearby systems also reporting pH:
People also ask
+Is there pH in Western MWD - Murrieta Division, CA tap water?
Yes — Western MWD - Murrieta Division, CA's 2025 Consumer Confidence Report lists pH at 8.096666666666668 PH. Western MWD - Murrieta Division, CA's 2025 report shows pH detected, but the EPA has not set an enforceable federal limit for it.
+What's the federal limit for pH in drinking water?
The EPA has not set an enforceable federal limit for pH. Utilities still report any measured levels in their annual Consumer Confidence Report.
+What is pH?
A measure of how acidic or basic the water is. Regulated only as a secondary standard; very low or high pH can corrode pipes or affect taste.
+Which other U.S. cities have pH over the federal limit?
5 of the 226 systems on The Water Map measuring pH report it at or above the federal limit. Examples include High Point, NC, Phoenix, AZ, City of Hemet, CA.
+Where does this pH measurement come from?
This page reproduces the pH entry from the 2025 Consumer Confidence Report published by the Western MWD - Murrieta Division, 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/western-mwd-murrieta-division/2025/source.