Know Your Environment. Protect Your Health.

Manganese

Paddock Estates

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.

 

54

Samples

0

Samples exceeding legal limit (MCL)

10

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20184.40 ppb53ND - 9.00 ppb
2019216.7 ppb72ND - 1,000.0 ppb
2020410.2 ppb118ND - 1,520.0 ppb
2021605.3 ppb105ND - 2,240.0 ppb
2022120.9 ppb111ND - 1,330.0 ppb
2023144.2 ppb102ND - 1,420.0 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 Result
2018-03-059.00 ppb
2018-05-145.00 ppb
2018-05-148.00 ppb
2018-05-15ND
2018-11-05ND
2019-05-20ND
2019-05-20517.0 ppb
2019-05-20ND
2019-08-26ND
2019-08-261,000.0 ppb
2019-08-26ND
2019-10-22ND
2020-03-261,500.0 ppb
2020-03-2627.0 ppb
2020-03-26ND
2020-05-147.00 ppb
2020-05-141,520.0 ppb
2020-05-1488.0 ppb
2020-07-1610.00 ppb
2020-07-161,350.0 ppb
2020-07-16ND
2020-07-2410.00 ppb
2020-11-23ND
2021-01-082,240.0 ppb
2021-01-08ND
2021-02-24ND
2021-02-241,990.0 ppb
2021-03-2416.0 ppb
2021-09-171,790.0 ppb
2021-09-17ND
2021-09-1717.0 ppb
2021-11-22ND
2021-12-28ND
2022-02-01ND
2022-03-15ND
2022-05-241,330.0 ppb
2022-05-24ND
2022-05-24ND
2022-05-24ND
2022-07-19ND
2022-07-19ND
2022-12-01ND
2022-12-01ND
2022-12-01ND
2023-02-15ND
2023-02-15ND
2023-04-05ND
2023-04-05ND
2023-04-05ND
2023-04-051,420.0 ppb
2023-07-26ND
2023-07-26ND
2023-10-18ND
2023-10-1822.0 ppb