Manganese
Centralia Utilities
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 | N/A | 0 | 0 | N/A |
| 2019 | 1.14 ppb | 9 | 3 | ND - 7.25 ppb |
| 2020 | N/A | 0 | 0 | N/A |
| 2021 | N/A | 0 | 0 | N/A |
| 2022 | N/A | 0 | 0 | N/A |
| 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 |
|---|---|---|
| 2019-01-16 | 08903711U | ND |
| 2019-01-16 | 08903710U | ND |
| 2019-04-24 | 08987233U | 7.25 ppb |
| 2019-07-17 | ND | |
| 2019-07-17 | ND | |
| 2019-07-18 | 08987345U | 2.50 ppb |
| 2019-07-18 | 08987344U | 0.500 ppb |
| 2019-07-18 | 08987343U | ND |
| 2019-09-12 | ND |