Manganese
Sumner City Of
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)
1
Samples exceeding
health guidelines
Testing results - average by year
| Year | Average result | Samples taken | Detections | Range of results |
|---|---|---|---|---|
| 2018 | ND | 1 | 0 | ND |
| 2019 | 105.0 ppb | 1 | 1 | 105.0 ppb |
| 2020 | N/A | 0 | 0 | N/A |
| 2021 | 24.8 ppb | 4 | 1 | ND - 99.0 ppb |
| 2022 | 5.50 ppb | 2 | 1 | ND - 11.0 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 |
|---|---|---|
| 2018-07-05 | ND | |
| 2019-06-26 | 105.0 ppb | |
| 2021-06-17 | 4136299 | ND |
| 2021-08-10 | 4159333 | 99.0 ppb |
| 2021-08-10 | 4159339 | ND |
| 2021-08-10 | 4159339 | ND |
| 2022-05-06 | 4286971 | ND |
| 2022-09-13 | 4361837 | 11.0 ppb |