Physical & aggregate · 2023
pH in Philadelphia, PA tap water
Philadelphia, PA's 2023 Consumer Confidence Report shows pH at or above the federal limit (6.5 MCL). Measured value is 1.1× the threshold.
The measurement
| Statistic | Value | Federal limit |
|---|---|---|
Range Queen Lane WTP | 7.11–7.25 | 6.5 MCL |
Range Belmont WTP | 7.1–7.3 | 6.5 MCL |
Range Baxter WTP | 7.01–7.29 | 6.5 MCL |
Verbatim from Philadelphia, PA's 2023 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 Philadelphia, PA 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 Philadelphia, PA tap water?
Yes — Philadelphia, PA's 2023 Consumer Confidence Report lists pH at 7.1–7.3. Philadelphia, PA's 2023 Consumer Confidence Report shows pH at or above the federal limit (6.5 MCL). Measured value is 1.1× the threshold.
+What's the federal limit for pH in drinking water?
The federal MCL for pH is 6.5 . The EPA enforces this against the regulated reporting statistic (running annual average or 90th percentile), not a single-sample spike.
+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 2023 Consumer Confidence Report published by the Philadelphia, PA 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/pa/philadelphia/2023/source.