Know Your Environment. Protect Your Health.

Manganese

New Horizons Ranch & Center

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)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20185.80 ppb115.80 ppb
201918.2 ppb1118.2 ppb
202016.5 ppb1116.5 ppb
20212.40 ppb112.40 ppb
20222.70 ppb112.70 ppb
20232.00 ppb112.00 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
2018-01-18AE091925.80 ppb
2019-03-01AE5673018.2 ppb
2020-01-16AE9391916.5 ppb
2021-03-01AF445662.40 ppb
2022-01-27AF821172.70 ppb
2023-01-11AG239772.00 ppb