Know Your Environment. Protect Your Health.

Manganese

Leavenworth County Rural Water District 9

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)

4

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018N/A00N/A
2019N/A00N/A
20207.70 ppb117.70 ppb
2021485.0 ppb44120.0 ppb - 1,000.0 ppb
2022N/A00N/A
202316.0 ppb1116.0 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
2020-04-0113485247.70 ppb
2021-08-2419276871,000.0 ppb
2021-08-241928324640.0 ppb
2021-09-141956852120.0 ppb
2021-09-151958481180.0 ppb
2023-04-03247402016.0 ppb