Know Your Environment. Protect Your Health.

Manganese

City of Sherwood

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.

 

2

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20183.90 ppb441.50 ppb - 5.90 ppb
2019ND10ND
20206.73 ppb116.73 ppb
20216.70 ppb116.70 ppb
20222.70 ppb112.70 ppb
2023N/A00N/A

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
2020-12-2820-45693-869966.73 ppb
2021-03-0821-08408-164596.70 ppb