Know Your Environment. Protect Your Health.

Manganese

Wakefield S/d

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.

 

8

Samples

0

Samples exceeding legal limit (MCL)

7

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018235.0 ppb22138.0 ppb - 332.0 ppb
2019185.0 ppb22175.0 ppb - 195.0 ppb
2020N/A00N/A
2021227.0 ppb22108.0 ppb - 346.0 ppb
202296.0 ppb21ND - 192.0 ppb
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
2018-02-07CA18484-01138.0 ppb
2018-07-25CB08290-01332.0 ppb
2019-04-15CC04376-01175.0 ppb
2019-04-18CC06191-01195.0 ppb
2021-01-18CD18812-01108.0 ppb
2021-08-11CE07662-01346.0 ppb
2022-05-03CF02514-01192.0 ppb
2022-05-11CF06802-01_AND