Know Your Environment. Protect Your Health.

Manganese

Tbcd West Treatment Plant

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
20182.60 ppb112.60 ppb
20192.50 ppb112.50 ppb
20207.50 ppb117.50 ppb
20217.90 ppb117.90 ppb
20226.00 ppb116.00 ppb
20235.90 ppb115.90 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
2018-01-23AE097932.60 ppb
2019-01-30AE521402.50 ppb
2020-04-07AF058067.50 ppb
2021-03-23AF478167.90 ppb
2022-03-22AF899736.00 ppb
2023-01-26AG264115.90 ppb