Know Your Environment. Protect Your Health.

Manganese

Assumption Parish Waterworks District 1

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.

 

12

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND20ND
2019ND50ND
2020ND20ND
2021ND10ND
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
2018-01-2535370415008ND
2018-01-2535370415008ND
2019-01-2935445085001ND
2019-01-2935445085001ND
2019-06-2735478523001SEA1ND
2019-09-2335500334001SEA2ND
2019-12-1635519582001SEA3ND
2020-03-23B2001379-001ND
2020-03-2435539671001SEA4ND
2021-03-25B2101303-001ND
2022-02-1035696476001ND
2023-02-27B2300790-001ND