Know Your Environment. Protect Your Health.

Manganese

Broadhurst/turner Downs 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.

 

6

Samples

0

Samples exceeding legal limit (MCL)

2

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018140.8 ppb2230.5 ppb - 251.0 ppb
2019N/A00N/A
202063.7 ppb1163.7 ppb
2021157.4 ppb2249.8 ppb - 265.0 ppb
2022N/A00N/A
202374.0 ppb1174.0 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
2018-01-23CA18215-0130.5 ppb
2018-07-10CB08120-01251.0 ppb
2020-04-07CD03007-0163.7 ppb
2021-01-19CD18536-0149.8 ppb
2021-07-06CE07491-01265.0 ppb
2023-05-0237729_23-2275574.0 ppb