Manganese
Oakdale
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.
9
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 | 13.4 ppb | 5 | 4 | ND - 56.2 ppb |
| 2020 | 21.2 ppb | 4 | 3 | ND - 72.6 ppb |
| 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 |
|---|---|---|
| 2019-10-21 | 4462439 | ND |
| 2019-10-21 | 4462101 | 1.10 ppb |
| 2019-10-21 | 4462543 | 56.2 ppb |
| 2019-10-21 | 4462107 | 0.712 ppb |
| 2019-10-21 | 4462639 | 9.07 ppb |
| 2020-05-19 | 4631569 | 0.949 ppb |
| 2020-05-19 | 4631543 | 72.6 ppb |
| 2020-05-19 | 4631532 | ND |
| 2020-05-19 | 4631526 | 11.4 ppb |