Know Your Environment. Protect Your Health.

Manganese

Diamond Point Water System

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)

2

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018N/A00N/A
2019130.5 ppb22120.0 ppb - 141.0 ppb
2020N/A00N/A
2021N/A00N/A
20227.20 ppb117.20 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
2013-05-14301332P28.0 ppb
2013-05-14101411Q83.0 ppb
2013-11-13302636P4.67 ppb
2013-11-13102716F77.1 ppb
2019-06-04141.0 ppb
2019-11-22120.0 ppb
2022-04-0642713827.20 ppb