Know Your Environment. Protect Your Health.

Manganese

West Jefferson Waterworks District 2

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.

 

14

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND20ND
20190.0733 ppb61ND - 0.440 ppb
2020ND10ND
2021ND30ND
2022ND10ND
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
2018-01-3035371297004ND
2018-01-3035371297004ND
2019-01-0935441344001SEA1ND
2019-02-0535446731001ND
2019-02-0535446731001ND
2019-05-0835467322001SEA2ND
2019-07-1035481315001SEA1ND
2019-11-0735510862001SEA40.440 ppb
2020-03-18B2001335-001ND
2021-01-28B2100438-001ND
2021-12-09B2106585-001ND
2021-12-09B2106585-002ND
2022-01-13B2200185-001ND
2023-02-01B2300471-001ND