Manganese
Jordanelle Special Service District
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)
7
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 | N/A | 0 | 0 | N/A |
| 2020 | N/A | 0 | 0 | N/A |
| 2021 | 431.6 ppb | 2 | 2 | 19.0 ppb - 844.2 ppb |
| 2022 | 135.7 ppb | 3 | 3 | 2.00 ppb - 220.3 ppb |
| 2023 | 578.7 ppb | 4 | 4 | 219.7 ppb - 1,382.3 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 | Result |
|---|---|
| 2021-09-20 | 19.0 ppb |
| 2021-10-19 | 844.2 ppb |
| 2022-06-16 | 220.3 ppb |
| 2022-06-16 | 2.00 ppb |
| 2022-12-14 | 184.7 ppb |
| 2023-05-24 | 249.1 ppb |
| 2023-05-24 | 463.6 ppb |
| 2023-08-30 | 219.7 ppb |
| 2023-08-30 | 1,382.3 ppb |