Manganese
Hampton
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.
6
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 | 2 | 0 | ND |
| 2019 | ND | 1 | 0 | ND |
| 2020 | 18.5 ppb | 5 | 3 | ND - 73.4 ppb |
| 2021 | 28.3 ppb | 3 | 3 | 28.0 ppb - 29.0 ppb |
| 2022 | ND | 2 | 0 | ND |
| 2023 | ND | 2 | 0 | ND |
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 |
|---|---|---|
| 2018-08-15 | AJ98004 | ND |
| 2018-08-15 | AJ98005 | ND |
| 2019-02-19 | AK11644 | ND |
| 2021-05-13 | AK75139 | 29.0 ppb |
| 2021-05-13 | AK75140 | 28.0 ppb |
| 2021-05-13 | AK75141 | 28.0 ppb |