Know Your Environment. Protect Your Health.

Manganese

Huron, 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.

 

7

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
201821.0 ppb1121.0 ppb
201933.0 ppb1133.0 ppb
202012.0 ppb1112.0 ppb
2021ND10ND
202211.0 ppb1111.0 ppb
202316.0 ppb21ND - 32.0 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 Lab ID Result
2018-03-06CA1010044_001_001-20180306084521.0 ppb
2019-03-12CA1010044_001_001-20190312100033.0 ppb
2020-03-10CA1010044_001_001-20200310094012.0 ppb
2021-03-02CA1010044_001_001-202103020845ND
2022-03-10CA1010044_001_001-20220310083211.0 ppb
2023-03-02CA1010044_001_001-202303020917ND
2023-07-05CA1010044_001_001-20230705101532.0 ppb