Know Your Environment. Protect Your Health.

Manganese

City of Alvarado

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.

 

4

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20180.995 ppb6634ND - 4.50 ppb
20192.23 ppb43ND - 5.20 ppb
2020N/A00N/A
2021N/A00N/A
20222.16 ppb21518ND - 233.0 ppb
20230.352 ppb1862ND - 48.3 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
2019-03-25Q19120750091.60 ppb
2019-03-25Q19120750102.10 ppb
2019-03-25Q1912075014ND
2019-03-25Q19120750155.20 ppb