Know Your Environment. Protect Your Health.

Manganese

Madera Co. Md1-hidden Lake Estates

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
201819.0 ppb1119.0 ppb
201924.0 ppb1124.0 ppb
20208.50 ppb118.50 ppb
202121.0 ppb1121.0 ppb
20229.50 ppb119.50 ppb
202338.0 ppb1138.0 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
2018-01-09CA2000544_001_001-20180109083019.0 ppb
2019-01-22CA2000544_001_001-20190122104524.0 ppb
2020-01-30CA2000544_001_001-2020013009508.50 ppb
2021-01-20CA2000544_001_001-20210120092721.0 ppb
2022-01-25CA2000544_001_001-2022012510509.50 ppb
2023-03-22CA2000544_001_001-20230322093038.0 ppb