Know Your Environment. Protect Your Health.

Manganese

Elk City, City of

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)

2

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018140.0 ppb11140.0 ppb
20193.50 ppb113.50 ppb
2020ND10ND
2021ND10ND
2022ND10ND
2023170.0 ppb11170.0 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
2018-04-09937805140.0 ppb
2019-04-1711383853.50 ppb
2020-05-121375063ND
2021-04-201821169ND
2022-04-192239685ND
2023-04-252488493170.0 ppb