Know Your Environment. Protect Your Health.

Manganese

Tahoe Keys Water Company

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
2018N/A00N/A
2019ND30ND
2020N/A00N/A
2021N/A00N/A
202226.3 ppb31ND - 79.0 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
2019-06-20CA0910015_002_002-201906200830ND
2019-06-20CA0910015_003_003-201906200900ND
2019-06-20CA0910015_001_001-201906200800ND
2022-02-16CA0910015_001_001-202202161100ND
2022-02-16CA0910015_003_003-202202161000ND
2022-02-16CA0910015_002_002-20220216120079.0 ppb