Know Your Environment. Protect Your Health.

Manganese

JBLM Lewis

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.

 

20

Samples

0

Samples exceeding legal limit (MCL)

2

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND10ND
2019N/A00N/A
202023.4 ppb85ND - 90.7 ppb
202132.4 ppb94ND - 120.0 ppb
202210.00 ppb21ND - 20.0 ppb
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
2018-05-29ND
2020-04-21461489490.7 ppb
2020-04-21461486823.1 ppb
2020-04-214614874ND
2020-04-214614906ND
2020-04-214614888ND
2020-04-21461490063.7 ppb
2020-04-2146148825.28 ppb
2020-04-2346148624.30 ppb
2021-01-114814684105.0 ppb
2021-01-11481406122.3 ppb
2021-01-114813430ND
2021-01-11481467044.6 ppb
2021-01-114814692ND
2021-01-114814678ND
2021-05-134213542ND
2021-05-134213547ND
2021-06-284145042120.0 ppb
2022-05-044286920ND
2022-07-12433664520.0 ppb