Radionuclides · 2023

Uranium in Los Angeles LADWP, CA tap water

Within the federal limit· 0.3× the limit

Los Angeles LADWP, CA's 2023 Uranium measurement is below the federal limit of 20 pCi/L (MCL).

The measurement

StatisticValue
Range
MWD Jensen Plant
2–3 pCi/L
Average
Northern Combined Wells
7 pCi/L
Average
MWD Diemer Plant
1 pCi/L
Range
MWD Weymouth Plant
0–3 pCi/L
Average
MWD Jensen Plant
2 pCi/L
Average
MWD Weymouth Plant
Not detected pCi/L
Range
Northern Combined Wells
4.8–8.5 pCi/L
Average
Los Angeles Aqueduct Filtration Plant
4.3 pCi/L
Average
Southern Combined Wells
7 pCi/L
Range
Los Angeles Aqueduct Filtration Plant
2.9–5.9 pCi/L
Range
Southern Combined Wells
4.8–8.5 pCi/L
Range
MWD Diemer Plant
0–3 pCi/L

Verbatim from Los Angeles LADWP, CA's 2023 Consumer Confidence Report — source document ↗

About Uranium

A naturally occurring radioactive metal from erosion of natural deposits.

Long-term exposure above the federal limit can damage the kidneys and increase cancer risk.

How Los Angeles LADWP, CA compares

3 of the 97 systems measuring Uranium on The Water Map have it at or above the federal limit:

Nearby systems also reporting Uranium:

People also ask

+Is there Uranium in Los Angeles LADWP, CA tap water?

Yes — Los Angeles LADWP, CA's 2023 Consumer Confidence Report lists Uranium at 7 pCi/L. Los Angeles LADWP, CA's 2023 Uranium measurement is below the federal limit of 20 pCi/L (MCL).

+What's the federal limit for Uranium in drinking water?

The federal MCL for Uranium is 20 pCi/L. The EPA enforces this against the regulated reporting statistic (running annual average or 90th percentile), not a single-sample spike.

+What is Uranium?

A naturally occurring radioactive metal from erosion of natural deposits. Long-term exposure above the federal limit can damage the kidneys and increase cancer risk.

+Which other U.S. cities have Uranium over the federal limit?

3 of the 97 systems on The Water Map measuring Uranium report it at or above the federal limit. Examples include Pomona, CA, Glendale, CA, Albuquerque, NM.

+Where does this Uranium measurement come from?

This page reproduces the Uranium entry from the 2023 Consumer Confidence Report published by the Los Angeles LADWP, 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/los-angeles-ladwp/2023/source.

Full report
All Los Angeles LADWP, CA water-quality data →
Every contaminant measured in the 2023 report.
Contaminant pillar
Uranium across the U.S. →
Every public water system measuring Uranium, ranked.