Know Your Environment. Protect Your Health.

Manganese

Rancho Brazos Subdivision

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.

 

2

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20187.26 ppb6538ND - 266.0 ppb
20191.20 ppb111.20 ppb
20203.43 ppb24240.800 ppb - 29.0 ppb
20210.300 ppb41ND - 1.20 ppb
20221.40 ppb111.40 ppb
20231.35 ppb221.20 ppb - 1.50 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
2019-08-27Q19598610041.20 ppb
2022-11-28Q22352280051.40 ppb