Know Your Environment. Protect Your Health.

Manganese

Valley Falls, City of

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
2018ND10ND
20191.20 ppb111.20 ppb
2020ND10ND
20211.40 ppb111.40 ppb
20221.50 ppb111.50 ppb
20232.60 ppb112.60 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
2018-05-07966261ND
2019-05-1411577261.20 ppb
2020-05-111374160ND
2021-05-1118362251.40 ppb
2022-05-0922539181.50 ppb
2023-05-2225039622.60 ppb