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EWG's Tap Water Database — 2021 UPDATE

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Manganese

Doyon Utilities Jber - Richardson

Manganese is a naturally occurring element that is common in food and drinking water. Excessive manganese exposures may impair children's attention, memory and intellectual capacity. Click here to read more about manganese.

 

13

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014N/A00N/A
2015N/A00N/A
2016N/A00N/A
2017N/A00N/A
2018ND30ND
2019N/A00N/A

ppb = parts per billion

State and national drinking water standards and health guidelines

EWG Health Guideline 100 ppb

The EWG Health Guideline of 100 ppb for manganese was defined by the state of Minnesota as a health risk limit, the concentration of a contaminant that can be consumed with little or no risk to health. This health guideline protects against harm to the brain and nervous system.

ppb = parts per billion

All test results

Date Lab ID Result
2018-05-23CG*3945916ND
2018-05-23CG*3945924ND
2018-05-23CG*3945932ND
2020-02-244572433ND
2020-02-2445725350.900 ppb
2020-02-244572427ND
2020-02-2445803200.498 ppb
2020-05-2146337071.07 ppb
2020-08-2647098610.743 ppb
2020-08-26471000913.7 ppb
2020-08-2647099380.536 ppb
2020-08-2647099901.11 ppb
2020-11-2347826831.25 ppb