Know Your Environment. Protect Your Health.

Manganese

Tri County Point Water System 3

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
201932.5 ppb1132.5 ppb
202026.1 ppb1126.1 ppb
2021N/A00N/A
202227.1 ppb1127.1 ppb
202311.7 ppb1111.7 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
2019-04-15AE6221432.5 ppb
2020-03-24AF0426726.1 ppb
2022-10-05AG1603327.1 ppb
2023-02-27AG3050411.7 ppb