Know Your Environment. Protect Your Health.

Manganese

City of Rochester

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.

 

2

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
201815.1 ppb24241.000 ppb - 37.0 ppb
20194.50 ppb114.50 ppb
20201.38 ppb441.20 ppb - 1.70 ppb
202114.1 ppb442.10 ppb - 46.0 ppb
20224.80 ppb114.80 ppb
20239.20 ppb32ND - 26.0 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
2019-03-05Q19092010014.50 ppb
2022-03-02Q22072410014.80 ppb