Physical & aggregate · 2024

pH in El Cajon, CA tap water

Detected — no federal limit

El Cajon, CA's 2024 report shows pH detected, but the EPA has not set an enforceable federal limit for it.

The measurement

StatisticValue
Minimum
Purchased Water
7.5
Average
Purchased Water
8.3
Maximum
Purchased Water
8.8
Average
Helix Plant
8.3
Minimum
Helix Plant
7.7
Maximum
Helix Plant
8.6

Verbatim from El Cajon, CA's 2024 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 El Cajon, CA compares

5 of the 123 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 El Cajon, CA tap water?

Yes — El Cajon, CA's 2024 Consumer Confidence Report lists pH at 8.3. El Cajon, CA's 2024 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 123 systems on The Water Map measuring pH report it at or above the federal limit. Examples include High Point, NC, Phoenix, AZ, Billings, MT.

+Where does this pH measurement come from?

This page reproduces the pH entry from the 2024 Consumer Confidence Report published by the El Cajon, 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/el-cajon/2024/source.

Full report
All El Cajon, CA water-quality data →
Every contaminant measured in the 2024 report.
Contaminant pillar
pH across the U.S. →
Every public water system measuring pH, ranked.