Manganese
Fairview Union Water System
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)
0
Samples exceeding
health guidelines
Testing results - average by year
| Year | Average result | Samples taken | Detections | Range of results |
|---|---|---|---|---|
| 2018 | 22.0 ppb | 2 | 2 | 22.0 ppb |
| 2019 | 8.20 ppb | 2 | 2 | 8.20 ppb |
| 2020 | ND | 1 | 0 | ND |
| 2021 | 10.00 ppb | 1 | 1 | 10.00 ppb |
| 2022 | 10.00 ppb | 1 | 1 | 10.00 ppb |
| 2023 | 35.0 ppb | 2 | 1 | ND - 70.0 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 |
|---|---|---|
| 2018-01-22 | 35370033001 | 22.0 ppb |
| 2018-01-22 | 35370033001 | 22.0 ppb |
| 2019-02-25 | 35450972001 | 8.20 ppb |
| 2019-02-25 | 35450972001 | 8.20 ppb |
| 2020-02-17 | B2000778-001 | ND |
| 2021-01-14 | B2100146-001 | 10.00 ppb |
| 2022-02-01 | B2200514-001 | 10.00 ppb |
| 2023-03-06 | B2300969-001 | 70.0 ppb |
| 2023-08-22 | B2303432-001 | ND |