Know Your Environment. Protect Your Health.

Manganese

Hibbing

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.

 

6

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018N/A00N/A
201916.1 ppb332.78 ppb - 35.5 ppb
202028.1 ppb339.58 ppb - 38.3 ppb
2021N/A00N/A
2022N/A00N/A
2023N/A00N/A

ppb = parts per billion

State, National, and Health Guidelines for Drinking Water

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
2019-11-2544976622.78 ppb
2019-11-25449757810.1 ppb
2019-11-25449756035.5 ppb
2020-06-2246557869.58 ppb
2020-06-22465581236.3 ppb
2020-07-28468455738.3 ppb