Manganese
Moccasin Gap_scott County Public Service Authority
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 | ND | 1 | 0 | ND |
| 2019 | 2.00 ppb | 1 | 1 | 2.00 ppb |
| 2020 | 2.00 ppb | 1 | 1 | 2.00 ppb |
| 2021 | 2.00 ppb | 1 | 1 | 2.00 ppb |
| 2022 | ND | 2 | 0 | ND |
| 2023 | 5.00 ppb | 2 | 2 | 5.00 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 |
|---|---|---|
| 2018-02-28 | E180101216 | ND |
| 2019-03-18 | 9021366-01 | 2.00 ppb |
| 2020-03-04 | 0020388-01 | 2.00 ppb |
| 2021-03-09 | 1020684-01 | 2.00 ppb |
| 2022-03-22 | 2020915-01 | ND |
| 2022-03-22 | 2025382-01 | ND |
| 2023-02-28 | 3021526-01 | 5.00 ppb |
| 2023-02-28 | 3021528-0B | 5.00 ppb |