Know Your Environment. Protect Your Health.

Manganese

Tri-water System

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.

 

36

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20182.15 ppb248ND - 9.40 ppb
2019N/A00N/A
2020N/A00N/A
2021ND40ND
2022ND40ND
2023ND40ND

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
2018-05-02353902430048.80 ppb
2018-05-0235390243003ND
2018-05-0235390243002ND
2018-05-0235390243001ND
2018-05-0235390243001ND
2018-05-0235390243002ND
2018-05-0235390243003ND
2018-05-02353902430048.80 ppb
2018-05-1535392915002ND
2018-05-1535392915008ND
2018-05-15353929150073.30 ppb
2018-05-15353929150064.30 ppb
2018-05-1535392915005ND
2018-05-15353929150049.40 ppb
2018-05-1535392915002ND
2018-05-1535392915001ND
2018-05-1535392915008ND
2018-05-15353929150073.30 ppb
2018-05-15353929150064.30 ppb
2018-05-1535392915005ND
2018-05-15353929150049.40 ppb
2018-05-1535392915003ND
2018-05-1535392915001ND
2018-05-1535392915003ND
2021-06-15B2102722-002ND
2021-06-15B2102722-004ND
2021-06-15B2102722-003ND
2021-06-15B2102722-001ND
2022-08-26B2204219-001ND
2022-08-26B2204219-002ND
2022-08-26B2204219-003ND
2022-08-26B2204219-004ND
2023-05-18B2302146-001ND
2023-05-18B2302146-002ND
2023-05-18B2302146-003ND
2023-05-18B2302146-004ND