Metals · 2024
Lead in St Louis, MO tap water
St Louis, MO's 2024 Lead measurement is below the federal limit of 15 ug/L (Action level).
The measurement
| Statistic | Value | Federal limit |
|---|---|---|
Range Range Detected | 0–49.2 ug/L | 15 ug/L Action level |
90th percentile At the tap | 2.12 ug/L | 15 ug/L Action level |
90th percentile At the tap | 0.89 ug/L | 15 ug/L Action level |
Range Range Detected | 0–6.75 ug/L | 15 ug/L Action level |
Verbatim from St Louis, MO's 2024 Consumer Confidence Report — source document ↗
About Lead
A toxic metal that leaches into water from old service lines, solder, and plumbing fixtures.
There is no safe level of lead; it harms brain development in children and raises blood pressure in adults. The EPA sets an action level, not a health goal above zero.
How St Louis, MO compares
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People also ask
+Is there Lead in St Louis, MO tap water?
Yes — St Louis, MO's 2024 Consumer Confidence Report lists Lead at 2.12 ug/L. St Louis, MO's 2024 Lead measurement is below the federal limit of 15 ug/L (Action level).
+What's the federal limit for Lead in drinking water?
The federal Action level for Lead is 15 ug/L. The EPA enforces this against the regulated reporting statistic (running annual average or 90th percentile), not a single-sample spike.
+What is Lead?
A toxic metal that leaches into water from old service lines, solder, and plumbing fixtures. There is no safe level of lead; it harms brain development in children and raises blood pressure in adults. The EPA sets an action level, not a health goal above zero.
+Where does this Lead measurement come from?
This page reproduces the Lead entry from the 2024 Consumer Confidence Report published by the St Louis, MO 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/mo/st-louis/2024/source.