Know Your Environment. Protect Your Health.

Manganese

Summit Township Water Authority

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
2018ND40ND
20191.01 ppb63ND - 3.17 ppb
202028.3 ppb64ND - 85.5 ppb
2021N/A00N/A
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
2020-02-10U0B0071-013.55 ppb
2020-02-10U0B0070-0185.5 ppb
2020-05-12U0E0042-01ND
2020-08-04U0H0033-010.553 ppb
2020-08-04U0H0032-0180.3 ppb
2020-12-14U0K0014-01ND