Aluminum
Travis County Municipal Utility District 4
Aluminum is a metal released from metal refineries and mining operations. Too much aluminum exposure can impair children's brain development.
12
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 | 140.0 ppb | 2 | 2 | 95.0 ppb - 185.0 ppb |
| 2019 | 106.6 ppb | 2 | 2 | 78.2 ppb - 135.0 ppb |
| 2020 | 151.2 ppb | 2 | 2 | 81.3 ppb - 221.0 ppb |
| 2021 | 127.1 ppb | 2 | 2 | 82.2 ppb - 172.0 ppb |
| 2022 | 158.5 ppb | 2 | 2 | 94.0 ppb - 223.0 ppb |
| 2023 | 118.9 ppb | 2 | 2 | 56.8 ppb - 181.0 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 | Lab ID | Result |
|---|---|---|
| 2018-02-15 | AE13979 | 95.0 ppb |
| 2018-08-13 | AE36529 | 185.0 ppb |
| 2019-02-14 | AE54531 | 78.2 ppb |
| 2019-02-14 | AE54532 | 135.0 ppb |
| 2020-03-03 | AF00801 | 81.3 ppb |
| 2020-07-23 | AF20311 | 221.0 ppb |
| 2021-01-25 | AF40610 | 172.0 ppb |
| 2021-01-25 | AF40615 | 82.2 ppb |
| 2022-02-10 | AF84174 | 94.0 ppb |
| 2022-04-28 | AF94756 | 223.0 ppb |
| 2023-02-14 | AG28752 | 56.8 ppb |
| 2023-02-14 | AG28753 | 181.0 ppb |