Aluminum
Travis County Water Control and Improvement District 20
Aluminum is a metal released from metal refineries and mining operations. Too much aluminum exposure can impair children's brain development.
6
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 | 76.1 ppb | 1 | 1 | 76.1 ppb |
| 2019 | 53.3 ppb | 1 | 1 | 53.3 ppb |
| 2020 | 141.0 ppb | 1 | 1 | 141.0 ppb |
| 2021 | 112.0 ppb | 1 | 1 | 112.0 ppb |
| 2022 | 156.0 ppb | 1 | 1 | 156.0 ppb |
| 2023 | 46.8 ppb | 1 | 1 | 46.8 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 | Lab ID | Result |
|---|---|---|
| 2018-02-15 | AE13977 | 76.1 ppb |
| 2019-03-04 | AE56839 | 53.3 ppb |
| 2020-03-03 | AF00799 | 141.0 ppb |
| 2021-01-25 | AF40611 | 112.0 ppb |
| 2022-04-28 | AF94757 | 156.0 ppb |
| 2023-02-14 | AG28751 | 46.8 ppb |