Know Your Environment. Protect Your Health.

Manganese

East Walnut Grove [sws]

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.

 

4

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
201874.0 ppb1174.0 ppb
2019N/A00N/A
202037.0 ppb1137.0 ppb
202198.0 ppb1198.0 ppb
2022N/A00N/A
202337.0 ppb1137.0 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
2018-05-07CA3400106_007_007-20180507093074.0 ppb
2020-05-07CA3400106_001_001-20200507090537.0 ppb
2021-05-10CA3400106_007_007-20210510092798.0 ppb
2023-05-01CA3400106_001_001-20230501090037.0 ppb