Aluminum
California Water Service Company Oak Hills
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 | N/A | 0 | 0 | N/A |
| 2019 | ND | 2 | 0 | ND |
| 2020 | N/A | 0 | 0 | N/A |
| 2021 | 15.0 ppb | 1 | 1 | 15.0 ppb |
| 2022 | ND | 2 | 0 | ND |
| 2023 | N/A | 0 | 0 | N/A |
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 |
|---|---|---|
| 2019-06-19 | CA2710019_008_008-201906191328 | ND |
| 2019-09-12 | CA2710019_003_003-201909121359 | ND |
| 2021-06-29 | CA2710019_001_001-202106291345 | 15.0 ppb |
| 2022-06-22 | CA2710019_008_008-202206221336 | ND |
| 2022-09-22 | CA2710019_003_003-202209221415 | ND |