Know Your Environment. Protect Your Health.

Manganese

Redhill Water Association

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.

 

0

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
201812.9 ppb1112.9 ppb
201923.0 ppb1123.0 ppb
202039.7 ppb4410.00 ppb - 70.7 ppb
202128.0 ppb43ND - 70.8 ppb
20228.35 ppb21ND - 16.7 ppb
20237.40 ppb21ND - 14.8 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