Metals · 2023
Lithium in Carlsbad MWD — Carlsbad, Ca, CA tap water
Carlsbad MWD — Carlsbad, Ca, CA's 2023 report shows Lithium detected, but the EPA has not set an enforceable federal limit for it.
The measurement
| Statistic | Value | Federal limit |
|---|---|---|
Reported level Skinner Plant Effluent | 24–32 ug/L | 9 ug/L Public health goal |
Reported level CMWD System Samples | 10–52.5 ug/L | 9 ug/L Public health goal |
Verbatim from Carlsbad MWD — Carlsbad, Ca, CA's 2023 Consumer Confidence Report — source document ↗
About Lithium
A naturally occurring element found in some groundwater.
No enforceable federal limit; on the EPA contaminant candidate list for further study.
How Carlsbad MWD — Carlsbad, Ca, CA compares
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People also ask
+Is there Lithium in Carlsbad MWD — Carlsbad, Ca, CA tap water?
Yes — Carlsbad MWD — Carlsbad, Ca, CA's 2023 Consumer Confidence Report lists Lithium at 10–52.5 ug/L. Carlsbad MWD — Carlsbad, Ca, CA's 2023 report shows Lithium detected, but the EPA has not set an enforceable federal limit for it.
+What's the federal limit for Lithium in drinking water?
The federal Public health goal for Lithium is 9 ug/L. The EPA enforces this against the regulated reporting statistic (running annual average or 90th percentile), not a single-sample spike.
+What is Lithium?
A naturally occurring element found in some groundwater. No enforceable federal limit; on the EPA contaminant candidate list for further study.
+Where does this Lithium measurement come from?
This page reproduces the Lithium entry from the 2023 Consumer Confidence Report published by the Carlsbad MWD — Carlsbad, Ca, 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/carlsbad-mwd-carlsbad-ca/2023/source.