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National Drinking Water Database


Potassium-40 (total) in Arkansas


Potassium-40 is a radioactive isotope of potassium released from natural deposits, nuclear testing, and industrial and medical instruments.

The Most Polluted Communities in Arkansas

1 water utilities reported detecting Potassium-40 (total) in tap water since 2004, according to EWG's analysis of water quality data supplied by state water agencies

Ranked by highest average Potassium-40 (total) level

RankSystem Population Served Positive test results of total reported tests Average Level
(Range)
1Tall Oaks Mhp
Mountain Home, AR
371 of 158 pCi/L
(58 pCi/L)

Health Based Limits for Potassium-40 (total)

There are no health based standards that EWG is using for this chemical

Violation Summary for Potassium-40 (total) in Arkansas

There are no violations reported for this contaminant in Arkansas