Metals · 2024
Lead in Rockville, MD tap water
Rockville, MD's 2024 Lead measurement is below the federal limit of 0 ug/L (MCLG).
The measurement
| Statistic | Value | Federal limit |
|---|---|---|
90th percentile At the tap | Not detected ug/L | 0 ug/L MCLG |
Minimum At the tap | Not detected ug/L | 0 ug/L MCLG |
Maximum At the tap | 4 ug/L | 0 ug/L MCLG |
Reported level No. Of Sites Over Action Level | 0 ug/L | 0 ug/L MCLG |
Verbatim from Rockville, MD'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 Rockville, MD compares
1 of the 58 MD systems measuring Lead on The Water Map have it at or above the federal limit:
Nearby systems also reporting Lead:
People also ask
+Is there Lead in Rockville, MD tap water?
Yes — Rockville, MD's 2024 Consumer Confidence Report lists Lead at Not detected ug/L. Rockville, MD's 2024 Lead measurement is below the federal limit of 0 ug/L (MCLG).
+What's the federal limit for Lead in drinking water?
The federal MCLG for Lead is 0 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.
+Which other U.S. cities have Lead over the federal limit?
1 of the 58 MD systems on The Water Map measuring Lead report it at or above the federal limit. Examples include Cheltenham Youth Facility, MD.
+Where does this Lead measurement come from?
This page reproduces the Lead entry from the 2024 Consumer Confidence Report published by the Rockville, MD 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/md/rockville/2024/source.