Manganese
Windham Village Public 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.
7
Samples
0
Samples exceeding legal limit (MCL)
1
Samples exceeding
health guidelines
Testing results - average by year
| Year | Average result | Samples taken | Detections | Range of results |
|---|---|---|---|---|
| 2018 | 192.9 ppb | 5 | 5 | 9.70 ppb - 842.0 ppb |
| 2019 | ND | 2 | 0 | ND |
| 2020 | N/A | 0 | 0 | N/A |
| 2021 | N/A | 0 | 0 | N/A |
| 2022 | N/A | 0 | 0 | N/A |
| 2023 | N/A | 0 | 0 | N/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 |
|---|---|---|
| 2018-06-26 | 20180464 | 58.2 ppb |
| 2018-10-19 | 20181107 | 9.70 ppb |
| 2018-10-26 | 20181108 | 44.7 ppb |
| 2018-10-29 | 20181109 | 9.96 ppb |
| 2018-10-29 | 20181111 | 842.0 ppb |
| 2019-04-11 | 20190234 | ND |
| 2019-06-13 | 20190414 | ND |