Know Your Environment. Protect Your Health.

Manganese

Mccoy Water Supply Corporation

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.

 

57

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
20193.30 ppb113.30 ppb
20204.08 ppb204ND - 25.4 ppb
20216.92 ppb61ND - 41.5 ppb
202216.1 ppb135ND - 95.8 ppb
20233.38 ppb175ND - 16.2 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
2019-06-05AE691733.30 ppb
2020-03-26AF04689ND
2020-03-26AF0469014.1 ppb
2020-06-24Q2025506001ND
2020-06-24Q202550600218.7 ppb
2020-06-24Q2025506003ND
2020-06-24Q2025506004ND
2020-06-24Q2025506005ND
2020-06-24Q2025506006ND
2020-08-19Q2033213001ND
2020-08-19Q2033213006ND
2020-08-19Q2033213005ND
2020-08-19Q2033213004ND
2020-08-19Q2033213003ND
2020-08-19Q203321300225.4 ppb
2020-10-07Q2039294001ND
2020-10-07Q2039294006ND
2020-10-07Q2039294005ND
2020-10-07Q2039294004ND
2020-10-07Q2039294003ND
2020-10-07Q203929400223.3 ppb
2021-03-29Q2107868001ND
2021-03-29Q210786800241.5 ppb
2021-03-29Q2107868003ND
2021-03-29Q2107868004ND
2021-03-29Q2107868005ND
2021-03-29Q2107868006ND
2022-07-05AG032093.10 ppb
2022-09-28Q2229299001ND
2022-09-28Q2229299006ND
2022-09-28Q2229299005ND
2022-09-28Q2229299003ND
2022-09-28Q222929900295.8 ppb
2022-09-28Q222929900485.7 ppb
2022-11-29Q2235309001ND
2022-11-29Q223530900211.8 ppb
2022-11-29Q2235309003ND
2022-11-29Q223530900412.9 ppb
2022-11-29Q2235309005ND
2022-11-29Q2235309006ND
2023-01-31Q2304070005ND
2023-01-31Q2304070006ND
2023-01-31Q230407000413.0 ppb
2023-01-31Q2304070003ND
2023-01-31Q230407000211.2 ppb
2023-01-31Q2304070001ND
2023-03-29Q2311861001ND
2023-05-03AG39068ND
2023-05-03AG390691.60 ppb
2023-05-03AG3907016.2 ppb
2023-05-03Q2317107001ND
2023-05-03Q231710700215.5 ppb
2023-05-03Q2317107003ND
2023-05-03Q2317107004ND
2023-05-03Q2317107005ND
2023-05-03Q2317107006ND
2023-05-03Q2317107007ND