Know Your Environment. Protect Your Health.

Manganese

San Miguel 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.

 

6

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND20ND
2019N/A00N/A
2020ND10ND
2021ND20ND
2022N/A00N/A
2023ND10ND

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
2018-05-22CA4010010_005_005-201805221125ND
2018-05-22CA4010010_004_004-201805221240ND
2020-05-26CA4010010_009_009-202005260958ND
2021-05-04CA4010010_005_005-202105041058ND
2021-05-04CA4010010_004_004-202105041043ND
2023-05-02CA4010010_009_009-202305021313ND