Know Your Environment. Protect Your Health.

Manganese

City of West Tawakoni

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
201812.6 ppb1112.6 ppb
201913.0 ppb1113.0 ppb
202023.0 ppb1123.0 ppb
202128.0 ppb1128.0 ppb
202216.0 ppb1116.0 ppb
20231.80 ppb111.80 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
2018-05-08AE2812312.6 ppb
2019-03-07Q190995100113.0 ppb
2020-03-17Q201158300423.0 ppb
2021-11-04Q213100400428.0 ppb
2022-12-07Q223666101116.0 ppb
2023-05-24Q23195850041.80 ppb