Know Your Environment. Protect Your Health.

Manganese

Harris Feeding 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
2018ND10ND
201930.0 ppb1130.0 ppb
2020ND10ND
2021ND10ND
202218.0 ppb1118.0 ppb
202367.0 ppb1167.0 ppb

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
2018-04-03CA1009078_001_001-201804030730ND
2019-04-02CA1009078_001_001-20190402073030.0 ppb
2020-04-07CA1009078_001_001-202004070900ND
2021-04-06CA1009078_001_001-202104060805ND
2022-04-05CA1009078_001_001-20220405084718.0 ppb
2023-04-04CA1009078_001_001-20230404073067.0 ppb