Aluminum
Knoxville Utilities Board-KUB
Aluminum is a metal released from metal refineries and mining operations. Too much aluminum exposure can impair children's brain development.
5
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 | 18.0 ppb | 1 | 1 | 18.0 ppb |
| 2019 | 30.0 ppb | 1 | 1 | 30.0 ppb |
| 2020 | N/A | 0 | 0 | N/A |
| 2021 | 13.0 ppb | 2 | 2 | 13.0 ppb |
| 2022 | N/A | 0 | 0 | N/A |
| 2023 | 26.0 ppb | 1 | 1 | 26.0 ppb |
ppb = parts per billion
State, National, and Health Guidelines for Drinking Water
EWG Health Guideline: 600 ppb
The EWG Health Guideline of 600 ppb for aluminum was defined by the California Office of Environmental Health Hazard Assessment as a public health goal, the level of a drinking water contaminant that does not pose a significant health risk. This health guideline protects against harm to the brain and nervous system.
ppb = parts per billion
All test results
| Date | Result |
|---|---|
| 2018-08-01 | 18.0 ppb |
| 2019-08-06 | 30.0 ppb |
| 2021-08-03 | 13.0 ppb |
| 2021-08-03 | 13.0 ppb |
| 2023-06-01 | 26.0 ppb* |
* Sample result is taken from the system's CCR report.