Aluminum
Palmyra-modesto Water Commission
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 | 37.0 ppb | 1 | 1 | 37.0 ppb |
| 2020 | 17.0 ppb | 1 | 1 | 17.0 ppb |
| 2021 | 75.0 ppb | 1 | 1 | 75.0 ppb |
| 2022 | ND | 1 | 0 | ND |
| 2023 | ND | 1 | 0 | ND |
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 |
|---|---|---|
| 2019-03-11 | 9032083-01 | 37.0 ppb |
| 2020-02-17 | 0023023-01 | 17.0 ppb |
| 2021-03-15 | EC03092-01 | 75.0 ppb |
| 2022-01-28 | 22A0570-01 | ND |
| 2023-02-10 | 23B0397-01 | ND |