Aluminum
Public Wholesale Water Supply District 11
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)
1
Samples exceeding
health guidelines
Testing results - average by year
| Year | Average result | Samples taken | Detections | Range of results |
|---|---|---|---|---|
| 2018 | 67.0 ppb | 1 | 1 | 67.0 ppb |
| 2019 | 97.0 ppb | 1 | 1 | 97.0 ppb |
| 2020 | 68.0 ppb | 1 | 1 | 68.0 ppb |
| 2021 | 2,400.0 ppb | 1 | 1 | 2,400.0 ppb |
| 2022 | 33.0 ppb | 1 | 1 | 33.0 ppb |
| 2023 | 210.0 ppb | 1 | 1 | 210.0 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 |
|---|---|---|
| 2018-03-19 | 938585 | 67.0 ppb |
| 2019-04-08 | 1139911 | 97.0 ppb |
| 2020-04-06 | 1350374 | 68.0 ppb |
| 2021-04-14 | 1818288 | 2,400.0 ppb |
| 2022-04-05 | 2231410 | 33.0 ppb |
| 2023-04-11 | 2481573 | 210.0 ppb |