Know Your Environment. Protect Your Health.

Manganese

Torrington Water Company

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.

 

7

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018N/A00N/A
20197.22 ppb554.59 ppb - 9.43 ppb
2020N/A00N/A
20213.06 ppb113.06 ppb
20223.65 ppb113.65 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
2019-02-13U9B0012-019.00 ppb
2019-05-14D9E1447-01SEC6.86 ppb
2019-05-15U9E0044-019.43 ppb
2019-08-14U9H0055-014.59 ppb
2019-11-13U9K0049-016.22 ppb
2021-05-11D1E1053-01SEC3.06 ppb
2022-05-10D2E0905-01SEC3.65 ppb