Radionuclides · 2023

Gross Alpha in Rohnert Park, City of — Rohnert Park, Ca, CA tap water

Within the federal limit· 0.2× the limit

Rohnert Park, City of — Rohnert Park, Ca, CA's 2023 Gross Alpha measurement is below the federal limit of 15 pCi/L (MCL).

The measurement

StatisticValue
Range
City of Rohnert Park
1.05–2.43 pCi/L
Reported level
City of Rohnert Park
1.905 pCi/L

Verbatim from Rohnert Park, City of — Rohnert Park, Ca, CA's 2023 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 Rohnert Park, City of — Rohnert Park, Ca, CA compares

5 of the 839 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 Rohnert Park, City of — Rohnert Park, Ca, CA tap water?

Yes — Rohnert Park, City of — Rohnert Park, Ca, CA's 2023 Consumer Confidence Report lists Gross Alpha at 1.05–2.43 pCi/L. Rohnert Park, City of — Rohnert Park, Ca, CA's 2023 Gross Alpha measurement is below the federal limit of 15 pCi/L (MCL).

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

The federal MCL for Gross Alpha is 15 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?

5 of the 839 systems on The Water Map measuring Gross Alpha report it at or above the federal limit. Examples include Oceano Comm Services Dist. — Oceano, Ca, CA, Crestline Village Cwd - Division 10 — Crestline, Ca, CA, Indian Hills Camp — Jamul, Ca, CA.

+Where does this Gross Alpha measurement come from?

This page reproduces the Gross Alpha entry from the 2023 Consumer Confidence Report published by the Rohnert Park, City of — Rohnert Park, 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/rohnert-park-rohnert-park-ca/2023/source.

Full report
All Rohnert Park, City of — Rohnert Park, Ca, CA water-quality data →
Every contaminant measured in the 2023 report.
Contaminant pillar
Gross Alpha across the U.S. →
Every public water system measuring Gross Alpha, ranked.