Know Your Environment. Protect Your Health.

Manganese

Mesa Hills Mutual Water 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.

 

9

Samples

0

Samples exceeding legal limit (MCL)

8

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018230.0 ppb11230.0 ppb
2019133.3 ppb32ND - 200.0 ppb
2020230.0 ppb11230.0 ppb
2021200.0 ppb11200.0 ppb
2022N/A00N/A
2023210.0 ppb33210.0 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
2018-06-14CA4200862_002_002-201806141255230.0 ppb
2019-06-04CA4200862_001_001-201906040655ND
2019-09-16CA4200862_002_002-201909161221200.0 ppb
2019-12-12CA4200862_002_002-201912121035200.0 ppb
2020-03-04CA4200862_002_002-202003040912230.0 ppb
2021-06-07CA4200862_002_002-202106070906200.0 ppb
2023-06-07CA4200862_002_002-202306070850210.0 ppb
2023-09-07CA4200862_002_002-202309071310210.0 ppb
2023-12-05CA4200862_002_002-202312051030210.0 ppb