Know Your Environment. Protect Your Health.

Manganese

Allendale Water Department

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.

 

25

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND30ND
20193.92 ppb2313ND - 37.7 ppb
2020ND100ND
2021ND30ND
2022ND90ND
2023ND190ND

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
2018-07-1618071622-01SECND
2018-07-1718071714-02SECND
2018-07-1718071714-01SECND
2021-04-0821040530-06SECND
2021-04-0821040530-01SECND
2021-04-0821040530-04SECND
2023-08-1023080946-01CCTRND
2023-11-0823110721-03CCTRND
2023-11-0823110721-06CCTRND
2023-11-0823110721-04CCTRND
2023-11-0823110721-02CCTRND
2023-11-0823110721-08CCTRND
2023-11-0823110721-07CCTRND
2023-11-0823110721-10CCTRND
2023-11-0823110721-01CCTRND
2023-11-2223111729-01CCTRND
2023-11-2223111729-10CCTRND
2023-11-2223111729-07CCTRND
2023-11-2223111729-08CCTRND
2023-11-2223111729-02CCTRND
2023-11-2223111729-03CCTRND
2023-11-2223111729-04CCTRND
2023-11-2223111729-06CCTRND
2023-12-1423121412-01CCTRND
2023-12-2123121528-05CCTRND