Know Your Environment. Protect Your Health.

Manganese

Liberty City Water Supply Corporation

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.

 

8

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018N/A00N/A
20193.08 ppb441.90 ppb - 3.70 ppb
2020N/A00N/A
2021N/A00N/A
20222.65 ppb441.30 ppb - 3.50 ppb
2023N/A00N/A

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
2019-03-28Q19126490013.70 ppb
2019-03-28Q19126490033.40 ppb
2019-03-28Q19126490043.30 ppb
2019-03-28Q19126490051.90 ppb
2022-03-28Q22096080023.00 ppb
2022-10-24Q22319710083.50 ppb
2022-10-24Q22319710092.80 ppb
2022-10-24Q22319710101.30 ppb