Metals · 2023
Barium in Philadelphia, PA tap water
Philadelphia, PA's 2023 Barium measurement is below the federal limit of 2 mg/L (MCL).
The measurement
| Statistic | Value | Federal limit |
|---|---|---|
Highest single sample System-wide | 0.046 mg/L | 2 mg/L MCL |
Range System-wide | 0.027–0.046 mg/L | 2 mg/L MCL |
Verbatim from Philadelphia, PA's 2023 Consumer Confidence Report — source document ↗
About Barium
A metal from erosion of natural deposits and industrial discharge.
Long-term exposure above the federal limit can raise blood pressure.
People also ask
+Is there Barium in Philadelphia, PA tap water?
Yes — Philadelphia, PA's 2023 Consumer Confidence Report lists Barium at 0.046 mg/L. Philadelphia, PA's 2023 Barium measurement is below the federal limit of 2 mg/L (MCL).
+What's the federal limit for Barium in drinking water?
The federal MCL for Barium is 2 mg/L. The EPA enforces this against the regulated reporting statistic (running annual average or 90th percentile), not a single-sample spike.
+What is Barium?
A metal from erosion of natural deposits and industrial discharge. Long-term exposure above the federal limit can raise blood pressure.
+Where does this Barium measurement come from?
This page reproduces the Barium 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.