Know Your Environment. Protect Your Health.

Manganese

Hornbrook Community Services 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.

 

5

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018N/A00N/A
2019N/A00N/A
2020N/A00N/A
20216.29 ppb116.29 ppb
2022N/A00N/A
202322.5 ppb447.68 ppb - 37.9 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
2021-09-29CA4700513_008_008-2021092916066.29 ppb
2023-10-09CA4700513_001_001-2023100916027.68 ppb
2023-10-09CA4700513_008_008-20231009163037.9 ppb
2023-10-09CA4700513_002_002-20231009164031.1 ppb
2023-10-09CA4700513_004_004-20231009162113.2 ppb