Manganese
U.S. Cg Jonesport - Station
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 | ND | 2 | 0 | ND |
| 2020 | ND | 1 | 0 | ND |
| 2021 | 1.71 ppb | 1 | 1 | 1.71 ppb |
| 2022 | ND | 2 | 0 | ND |
| 2023 | 4.71 ppb | 1 | 1 | 4.71 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 |
|---|---|---|
| 2018-09-27 | 401802909 | ND |
| 2019-06-12 | 401901713 | ND |
| 2019-11-21 | 451900065C | ND |
| 2020-06-10 | 452000552C2 | ND |
| 2021-05-18 | 452100595 | 1.71 ppb |
| 2022-02-24 | 452200211-TE6 | ND |
| 2022-02-24 | 452200211C | ND |
| 2023-06-08 | 452300958C | 4.71 ppb |