Know Your Environment. Protect Your Health.

Manganese

Garden Heights Water System

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.

 

8

Samples

0

Samples exceeding legal limit (MCL)

8

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018N/A00N/A
2019170.0 ppb44160.0 ppb - 180.0 ppb
2020N/A00N/A
2021N/A00N/A
2022140.0 ppb33130.0 ppb - 160.0 ppb
2023130.0 ppb11130.0 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
2019-05-06B1901917-001180.0 ppb
2019-05-06B1901917-001180.0 ppb
2019-09-16B1904154-001160.0 ppb
2019-09-16B1904154-001160.0 ppb
2022-04-13B2201757-001130.0 ppb
2022-07-11B2203205-001130.0 ppb
2022-07-11B2203205-002160.0 ppb
2023-03-21B2301183-001130.0 ppb