Know Your Environment. Protect Your Health.

Manganese

Town of Westlake

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.

 

15

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20180.267 ppb197ND - 1.30 ppb
20190.122 ppb2947ND - 12.0 ppb
2020ND30ND
2021ND120ND
2022ND50ND
20232.40 ppb51ND - 12.0 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
2020-11-16Q2045555001ND
2020-11-16Q2045555002ND
2020-11-16Q2045555003ND
2021-02-02Q2103155001ND
2021-02-02Q2103155002ND
2021-02-02Q2103155003ND
2021-05-04Q2111426001ND
2021-05-04Q2111426002ND
2021-05-04Q2111426003ND
2021-08-02Q2120004001ND
2021-08-02Q2120004002ND
2021-08-02Q2120004003ND
2021-11-09Q2131507001ND
2021-11-09Q2131507002ND
2021-11-09Q2131507003ND