Know Your Environment. Protect Your Health.

Manganese

Birch Hill Water

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.

 

29

Samples

0

Samples exceeding legal limit (MCL)

5

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20180.550 ppb42ND - 1.20 ppb
20194.15 ppb42ND - 16.0 ppb
202013.7 ppb42ND - 27.4 ppb
2021728.8 ppb105ND - 2,000.0 ppb
2022ND50ND
2023ND20ND

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
2018-03-16S027440-011.20 ppb
2018-06-13S029949-01ND
2018-09-14S032895-011.000 ppb
2018-12-13S035505-01ND
2019-03-07S037422-010.600 ppb
2019-07-10S040858-01ND
2019-09-11S042670-02ND
2019-12-19CE9208316.0 ppb
2020-03-12420-169172-1CND
2020-08-11420-173889-2ND
2020-09-29420-181869-1C27.4 ppb
2020-09-29420-181869-127.4 ppb
2021-02-04420-190464-1ND
2021-02-22420-191516-1ND
2021-03-16420-193103-1328.0 ppb
2021-05-21420-198067-1ND
2021-07-26420-202811-1C1,630.0 ppb
2021-07-30420-203208-1C1,530.0 ppb
2021-08-31420-205407-1ND
2021-09-01420-205602-1C2,000.0 ppb
2021-09-24420-207377-1C1,800.0 ppb
2021-12-16420-213423-1ND
2022-02-24420-217834-1CND
2022-02-24420-217834-1ND
2022-05-27420-224886-2CND
2022-09-28420-236351-1ND
2022-11-1822K2904-01ND
2023-01-1223A1268-02CND
2023-01-1223A1268-02ND