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EWG's Tap Water Database — 2021 UPDATE

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Aluminum

Water District 1 of Johnson County

Aluminum is a metal released from metal refineries and mining operations. Too much aluminum exposure can impair children's brain development.

 

18

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2013N/A00N/A
2014ND30ND
201511.0 ppb32ND - 18.0 ppb
20164.00 ppb31ND - 12.0 ppb
2017ND30ND
2018ND30ND
2019ND30ND

ppb = parts per billion

State and national drinking water standards and health guidelines

EWG Health Guideline 600 ppb

The EWG Health Guideline of 600 ppb for aluminum was defined by the California Office of Environmental Health Hazard Assessment as a public health goal, the level of a drinking water contaminant that does not pose a significant health risk. This health guideline protects against harm to the brain and nervous system.

ppb = parts per billion

All test results

Date Lab ID Result
2014-03-0470260ND
2014-03-0470247ND
2014-05-13113433ND
2015-05-04322586ND
2015-05-0432258515.0 ppb
2015-05-0432258418.0 ppb
2016-05-17548023ND
2016-05-17548022ND
2016-06-2056673412.0 ppb
2017-02-14708552ND
2017-02-14708551ND
2017-02-14708550ND
2018-05-15906931ND
2018-05-15906930ND
2018-05-15906929ND
2019-05-131138008ND
2019-05-131138010ND
2019-05-131138009ND