Know Your Environment. Protect Your Health.

Manganese

City of Charlotte

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)

1

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
201813.8 ppb2211.7 ppb - 15.8 ppb
2019N/A00N/A
2020N/A00N/A
202172.6 ppb229.20 ppb - 136.0 ppb
2022N/A00N/A
2023N/A00N/A

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
2018-05-04AE2524511.7 ppb
2018-06-11AE2916215.8 ppb
2021-03-10AF46237136.0 ppb
2021-09-20AF703379.20 ppb