Aluminum
City of Gonzales
Aluminum is a metal released from metal refineries and mining operations. Too much aluminum exposure can impair children's brain development.
8
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 | 48.1 ppb | 1 | 1 | 48.1 ppb |
| 2019 | 33.1 ppb | 2 | 1 | ND - 66.1 ppb |
| 2020 | 78.1 ppb | 1 | 1 | 78.1 ppb |
| 2021 | 62.0 ppb | 1 | 1 | 62.0 ppb |
| 2022 | 34.2 ppb | 2 | 1 | ND - 68.3 ppb |
| 2023 | 69.9 ppb | 1 | 1 | 69.9 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 |
|---|---|---|
| 2018-02-08 | AE12938 | 48.1 ppb |
| 2019-03-05 | AE57084 | 66.1 ppb |
| 2019-03-05 | AE57085 | ND |
| 2020-01-21 | AE94251 | 78.1 ppb |
| 2021-01-13 | AF39041 | 62.0 ppb |
| 2022-03-11 | AF88852 | 68.3 ppb |
| 2022-06-22 | AG01866 | ND |
| 2023-02-27 | AG30503 | 69.9 ppb |