Radionuclides · 2022
Combined Radium in Signal Hill - City, Water Dept., CA tap water
Signal Hill - City, Water Dept., CA's 2022 Consumer Confidence Report tested for Combined Radium and reported no detectable amount.
The measurement
| Statistic | Value | Federal limit |
|---|---|---|
Range MWD's Surface Water | Not detected pCi/L | 5 pCi/L MCL |
Average Treated Groundwater | Not detected pCi/L | 5 pCi/L MCL |
Range Treated Groundwater | Not detected pCi/L | 5 pCi/L MCL |
Average MWD's Surface Water | Not detected pCi/L | 5 pCi/L MCL |
Verbatim from Signal Hill - City, Water Dept., CA's 2022 Consumer Confidence Report — source document ↗
About Combined Radium
Combined radium-226 and radium-228 — naturally occurring radioactive elements.
Long-term exposure above the federal limit increases the risk of bone cancer.
How Signal Hill - City, Water Dept., CA compares
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People also ask
+Is there Combined Radium in Signal Hill - City, Water Dept., CA tap water?
Signal Hill - City, Water Dept., CA's 2022 Consumer Confidence Report tested for Combined Radium and found no detectable amount.
+What's the federal limit for Combined Radium in drinking water?
The federal MCL for Combined Radium is 5 pCi/L. The EPA enforces this against the regulated reporting statistic (running annual average or 90th percentile), not a single-sample spike.
+What is Combined Radium?
Combined radium-226 and radium-228 — naturally occurring radioactive elements. Long-term exposure above the federal limit increases the risk of bone cancer.
+Where does this Combined Radium measurement come from?
This page reproduces the Combined Radium entry from the 2022 Consumer Confidence Report published by the Signal Hill - City, Water Dept., 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/signal-hill-city-water-dept/2022/source.