Manganese
Vista Verde Water Systems
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.
8
Samples
0
Samples exceeding legal limit (MCL)
0
Samples exceeding
health guidelines
Testing results - average by year
| Year | Average result | Samples taken | Detections | Range of results |
|---|---|---|---|---|
| 2018 | N/A | 0 | 0 | N/A |
| 2019 | 26.1 ppb | 7 | 7 | 19.9 ppb - 40.4 ppb |
| 2020 | N/A | 0 | 0 | N/A |
| 2021 | N/A | 0 | 0 | N/A |
| 2022 | 32.2 ppb | 1 | 1 | 32.2 ppb |
| 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 |
|---|---|---|
| 2019-01-28 | AE51526 | 25.3 ppb |
| 2019-03-11 | 19C2059-01 | 19.9 ppb |
| 2019-03-11 | 19C2059-02 | 24.4 ppb |
| 2019-06-20 | 19F2890-01 | 40.4 ppb |
| 2019-06-20 | 19F2890-02 | 24.1 ppb |
| 2019-09-20 | 19I3662-01 | 25.7 ppb |
| 2019-09-20 | 19I3662-02 | 22.7 ppb |
| 2022-03-03 | AF87424 | 32.2 ppb |