Know Your Environment. Protect Your Health.

Manganese

Vinalhaven Water District

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
201812.0 ppb1112.0 ppb
201921.2 ppb1121.2 ppb
20206.90 ppb116.90 ppb
20215.90 ppb225.50 ppb - 6.30 ppb
20222.50 ppb112.50 ppb
202313.2 ppb1113.2 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
2018-06-121804778-0112.0 ppb
2019-04-171904-02075-00121.2 ppb
2020-10-262010-03645-0016.90 ppb
2021-02-172102-02069-0015.50 ppb
2021-03-032103-00433-0016.30 ppb
2022-05-102205-01896-0012.50 ppb
2023-08-152308-03498-00113.2 ppb