Know Your Environment. Protect Your Health.

Manganese

Clearfield Municipal Authority

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.

 

8

Samples

0

Samples exceeding legal limit (MCL)

2

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
201833.3 ppb445.40 ppb - 74.2 ppb
201982.0 ppb4433.3 ppb - 150.0 ppb
2020N/A00N/A
2021N/A00N/A
2022N/A00N/A
2023N/A00N/A

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
2018-09-207065627007SEA174.2 ppb
2018-09-207065627008SEA15.40 ppb
2018-12-207074815007SEA228.2 ppb
2018-12-207074815008SEA225.3 ppb
2019-03-137082339007SEA333.3 ppb
2019-03-137082339008SEA3103.0 ppb
2019-06-207094934007SEA441.8 ppb
2019-06-207094934008SEA4150.0 ppb