Radionuclides · 2023

Gross Alpha in Pismo Beach Water Department, CA tap water

Within the federal limit· 0.5× the limit

Pismo Beach Water Department, CA's 2023 Gross Alpha measurement is below the federal limit of 15 pCi/L (MCL).

The measurement

StatisticValue
Reported level
Delivered (Lopez and State Water)
3.9 pCi/L
Range
Delivered (Lopez and State Water)
3.1–4.7 pCi/L
Range
Lopez WTP
1.08–4.92 pCi/L
Reported level
Lopez WTP
3 pCi/L
Reported level
Well 05
7.4 pCi/L
Reported level
Well 22/23 (1990)/ Huber Well
4.9 pCi/L

Verbatim from Pismo Beach Water Department, 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 Pismo Beach Water Department, CA compares

5 of the 215 CA 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 Pismo Beach Water Department, CA tap water?

Yes — Pismo Beach Water Department, CA's 2023 Consumer Confidence Report lists Gross Alpha at 7.4 pCi/L. Pismo Beach Water Department, 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 215 CA systems on The Water Map measuring Gross Alpha report it at or above the federal limit. Examples include Crestline Village Cwd - Division 10 — Crestline, Ca, CA, Yosemite Spring Park Util Co — Coarsegold, Ca, CA, Valley of Enchantment Mwc — Crestline, 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 Pismo Beach Water Department, 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/pismo-beach-water-department/2023/source.

Full report
All Pismo Beach Water Department, 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.