Know Your Environment. Protect Your Health.

Manganese

Riverbridge

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.

 

30

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20185.80 ppb51ND - 29.0 ppb
2019ND50ND
2020ND50ND
2021ND50ND
2022ND50ND
20231.000 ppb51ND - 5.00 ppb

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 Result
2018-12-19ND
2018-12-1929.0 ppb
2018-12-19ND
2018-12-19ND
2018-12-19ND
2019-06-25ND
2019-06-25ND
2019-06-25ND
2019-06-25ND
2019-06-25ND
2020-05-26ND
2020-05-26ND
2020-05-26ND
2020-05-26ND
2020-05-26ND
2021-06-02ND
2021-06-02ND
2021-06-02ND
2021-06-02ND
2021-06-02ND
2022-04-22ND
2022-04-22ND
2022-04-22ND
2022-04-22ND
2022-04-22ND
2023-02-245.00 ppb
2023-02-24ND
2023-03-20ND
2023-03-20ND
2023-04-05ND