Know Your Environment. Protect Your Health.

Manganese

NJ American Water - Frenchtown

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.

 

8

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
201837.6 ppb53ND - 80.0 ppb
2019N/A00N/A
2020N/A00N/A
2021ND30ND
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
2018-05-303955040165.0 ppb
2018-05-3039550501ND
2018-05-3039550301ND
2018-06-134027300180.0 ppb
2018-06-287057317001-SEC42.9 ppb
2021-05-1354356801ND
2021-05-1354355901ND
2021-05-1354356701ND