Manganese
Magnolia Water Utilities - Lakeside East
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.
0
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 | 20.0 ppb | 26 | 14 | ND - 130.0 ppb |
| 2019 | 120.0 ppb | 4 | 4 | 110.0 ppb - 130.0 ppb |
| 2020 | 31.6 ppb | 32 | 32 | 1.10 ppb - 210.0 ppb |
| 2021 | 23.8 ppb | 16 | 7 | ND - 220.0 ppb |
| 2022 | 17.5 ppb | 16 | 7 | ND - 90.0 ppb |
| 2023 | 16.4 ppb | 22 | 16 | ND - 80.0 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 |
|---|