Know Your Environment. Protect Your Health.

Manganese

Chalk Hill Special Utility District

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
20183.00 ppb113.00 ppb
20194.20 ppb222.40 ppb - 6.00 ppb
2020N/A00N/A
20213.50 ppb113.50 ppb
20224.50 ppb222.40 ppb - 6.60 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
2018-06-20Q18244870013.00 ppb
2019-01-10Q19014110012.40 ppb
2019-04-08Q19140000096.00 ppb
2021-11-09Q21313590063.50 ppb
2022-12-13Q22372980082.40 ppb
2022-12-13Q22372980096.60 ppb