Radionuclides · 2024
Gross Alpha in Mobile, AL tap water
Mobile, AL's 2024 Gross Alpha measurement is below the federal limit of 0 pCi/L (MCLG).
The measurement
| Statistic | Value | Federal limit |
|---|---|---|
Highest single sample Detect | 0.425 pCi/L | 0 pCi/L MCLG |
Range System-wide | 0.425–1.25 pCi/L | 0 pCi/L MCLG |
Verbatim from Mobile, AL's 2024 Consumer Confidence Report — source document ↗
About Gross Alpha
Gross alpha particle activity — a combined measure of alpha-emitting radioactive substances.
Long-term exposure above the federal limit increases cancer risk.
How Mobile, AL compares
1 of the 3 AL systems measuring Gross Alpha on The Water Map have it at or above the federal limit:
Nearby systems also reporting Gross Alpha:
People also ask
+Is there Gross Alpha in Mobile, AL tap water?
Yes — Mobile, AL's 2024 Consumer Confidence Report lists Gross Alpha at 0.425–1.25 pCi/L. Mobile, AL's 2024 Gross Alpha measurement is below the federal limit of 0 pCi/L (MCLG).
+What's the federal limit for Gross Alpha in drinking water?
The federal MCLG for Gross Alpha is 0 pCi/L. The EPA enforces this against the regulated reporting statistic (running annual average or 90th percentile), not a single-sample spike.
+What is Gross Alpha?
Gross alpha particle activity — a combined measure of alpha-emitting radioactive substances. Long-term exposure above the federal limit increases cancer risk.
+Which other U.S. cities have Gross Alpha over the federal limit?
1 of the 3 AL systems on The Water Map measuring Gross Alpha report it at or above the federal limit. Examples include Birmingham, AL.
+Where does this Gross Alpha measurement come from?
This page reproduces the Gross Alpha entry from the 2024 Consumer Confidence Report published by the Mobile, AL 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/al/mobile/2024/source.