Radionuclides · 2024
Uranium in Simi Valley, CA tap water
Simi Valley, CA's 2024 report shows Uranium detected, but the EPA has not set an enforceable federal limit for it.
The measurement
| Statistic | Value | Federal limit |
|---|---|---|
Average Tapo Canyon Water Treatment Plant | 4.2 pCi/L | 20 pCi/L MCL |
Range Tapo Canyon Water Treatment Plant | 4.2 pCi/L | 20 pCi/L MCL |
Average Metropolitan Jensen Plant | 2 pCi/L | 20 pCi/L MCL |
Range Metropolitan Jensen Plant | 2–3 pCi/L | 20 pCi/L MCL |
Average Calleguas Lake Bard Water Filtration Plant | 1.5 pCi/L | 20 pCi/L MCL |
Range Calleguas Lake Bard Water Filtration Plant | 1.4–1.5 pCi/L | 20 pCi/L MCL |
Verbatim from Simi Valley, CA's 2024 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 Simi Valley, CA compares
Nearby systems also reporting Uranium:
People also ask
+Is there Uranium in Simi Valley, CA tap water?
Yes — Simi Valley, CA's 2024 Consumer Confidence Report lists Uranium at 4.2 pCi/L. Simi Valley, CA's 2024 report shows Uranium detected, but the EPA has not set an enforceable federal limit for it.
+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.
+Where does this Uranium measurement come from?
This page reproduces the Uranium entry from the 2024 Consumer Confidence Report published by the Simi Valley, 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/simi-valley/2024/source.