Know Your Environment. Protect Your Health.

Manganese

Randolph Water System

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)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018N/A00N/A
20192.40 ppb42ND - 4.80 ppb
2020N/A00N/A
2021ND20ND
2022ND10ND
2023ND10ND

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
2019-01-28354450790044.80 ppb
2019-01-2835445079005ND
2019-01-28354450790044.80 ppb
2019-01-2835445079005ND
2021-12-02B2106553-001ND
2021-12-02B2106553-002ND
2022-08-30B2204226-001ND
2023-08-24B2303612-001ND