Know Your Environment. Protect Your Health.

Manganese

Riverwalk Subdivision

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)

1

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
201819.3 ppb227.20 ppb - 31.4 ppb
2019N/A00N/A
202069.3 ppb1169.3 ppb
202142.6 ppb229.20 ppb - 75.9 ppb
2022N/A00N/A
2023123.0 ppb11123.0 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
2018-01-22AE094427.20 ppb
2018-01-22AE0944331.4 ppb
2020-09-03AF2640869.3 ppb
2021-07-26AF631679.20 ppb
2021-07-26AF6317275.9 ppb
2023-08-03AG51238123.0 ppb