Know Your Environment. Protect Your Health.

Manganese

Marion 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.

 

9

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND20ND
2019N/A00N/A
2020ND10ND
202115.0 ppb21ND - 30.0 ppb
2022ND20ND
2023ND20ND

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
2018-05-1435392913003ND
2018-05-1435392913003ND
2020-11-18B2006134-003ND
2021-08-03B2103708-001ND
2021-08-03B2103708-00230.0 ppb
2022-01-13B2200305-001ND
2022-01-13B2200305-002ND
2023-08-31B2303833-001ND
2023-11-20B2305038-001ND