Know Your Environment. Protect Your Health.

Manganese

Rural Bardwell Water Supply Corporation

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.

 

14

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20183.79 ppb1211ND - 8.88 ppb
2019ND10ND
20200.400 ppb21ND - 0.800 ppb
2021N/A00N/A
20223.40 ppb113.40 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
2018-03-26Q18122120011.09 ppb
2018-03-26Q18122120028.70 ppb
2018-03-26Q18122120033.34 ppb
2018-06-1816939801.26 ppb
2018-06-1816939811.90 ppb
2018-06-1816939820.930 ppb
2018-09-2717223348.88 ppb
2018-09-2717223358.28 ppb
2018-09-2717223367.34 ppb
2018-12-1717446262.36 ppb
2018-12-1717446271.38 ppb
2018-12-171744628ND
2019-02-14Q1906979001ND
2022-06-22Q22174440093.40 ppb