Know Your Environment. Protect Your Health.

Manganese

Coulterville

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)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
201820.0 ppb1120.0 ppb
201924.0 ppb1124.0 ppb
202024.0 ppb1124.0 ppb
202123.0 ppb1123.0 ppb
202229.0 ppb1129.0 ppb
202332.0 ppb1132.0 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
2018-04-038041082-0120.0 ppb
2019-04-239045255-0124.0 ppb
2020-04-130042894-0124.0 ppb
2021-04-11ED02422-0123.0 ppb
2022-05-01FE00388-0129.0 ppb
2023-06-06GF01788-0132.0 ppb