Know Your Environment. Protect Your Health.

Manganese

B C Y Water Supply Corporation

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
20182.90 ppb112.90 ppb
201954.0 ppb1154.0 ppb
20204.85 ppb224.20 ppb - 5.50 ppb
20212.60 ppb112.60 ppb
202258.0 ppb1158.0 ppb
20234.80 ppb223.90 ppb - 5.70 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
2018-06-21Q18248460072.90 ppb
2019-03-13Q191055001754.0 ppb
2020-02-10Q20053140104.20 ppb
2020-03-02Q20077560105.50 ppb
2021-09-21Q21258180092.60 ppb
2022-10-27Q223255100658.0 ppb
2023-01-10Q23012140085.70 ppb
2023-01-10Q23012140093.90 ppb