Know Your Environment. Protect Your Health.

Manganese

Mount Morris

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)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND10ND
20198.80 ppb118.80 ppb
20201.95 ppb21ND - 3.90 ppb
20212.40 ppb112.40 ppb
20222.30 ppb112.30 ppb
2023ND10ND

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
2018-07-128072461-01ND
2019-07-169073399-018.80 ppb
2020-07-070071141-013.90 ppb
2020-07-070071141-02ND
2021-07-06EG00592-012.40 ppb
2022-07-26FG04897-012.30 ppb
2023-08-01GH00243-01ND