Know Your Environment. Protect Your Health.

Manganese

St. Martin Parish Industrial Park Ws

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.

 

7

Samples

0

Samples exceeding legal limit (MCL)

4

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018N/A00N/A
2019N/A00N/A
2020215.0 ppb22210.0 ppb - 220.0 ppb
202140.0 ppb1140.0 ppb
2022N/A00N/A
2023102.5 ppb43ND - 210.0 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
2020-06-22B2002966-001220.0 ppb
2020-06-22B2002966-002210.0 ppb
2021-10-29B2105906-00140.0 ppb
2023-04-10B2301568-001180.0 ppb
2023-04-10B2301568-00220.0 ppb
2023-08-28B2303560-001210.0 ppb
2023-08-28B2303560-002ND