Know Your Environment. Protect Your Health.

Manganese

Montgomery County Municipal Utility District 8

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
2018N/A00N/A
2019N/A00N/A
202013.7 ppb226.30 ppb - 21.1 ppb
2021N/A00N/A
2022N/A00N/A
202317.8 ppb2211.7 ppb - 23.8 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
2020-10-19AF310616.30 ppb
2020-10-19AF3106221.1 ppb
2023-07-05AG4698011.7 ppb
2023-07-05AG4698123.8 ppb