Know Your Environment. Protect Your Health.

Manganese

Iola, City of

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.

 

10

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND10ND
20190.356 ppb52ND - 1.20 ppb
2020ND10ND
2021ND10ND
2022ND10ND
2023ND10ND

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
2018-04-10938285ND
2019-03-04110870P0.580 ppb
2019-04-091139319ND
2019-06-04112451PND
2019-09-03114630PND
2019-12-02116174P1.20 ppb
2020-04-201360123ND
2021-04-021817032ND
2022-04-112235529ND
2023-04-102481483ND