Know Your Environment. Protect Your Health.

Manganese

Leavenworth County Rural Water District 7

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.

 

5

Samples

0

Samples exceeding legal limit (MCL)

1

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018N/A00N/A
2019N/A00N/A
202022.9 ppb222.80 ppb - 43.0 ppb
2021N/A00N/A
2022N/A00N/A
202394.2 ppb332.50 ppb - 180.0 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
2020-01-0612973232.80 ppb
2020-01-06129732443.0 ppb
2023-01-1824341732.50 ppb
2023-01-182434174100.0 ppb
2023-10-162594890180.0 ppb