Aluminum
Galesville Waterworks
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 | N/A | 0 | 0 | N/A |
| 2019 | N/A | 0 | 0 | N/A |
| 2020 | ND | 4 | 0 | ND |
| 2021 | N/A | 0 | 0 | N/A |
| 2022 | N/A | 0 | 0 | N/A |
| 2023 | 103.3 ppb | 8 | 8 | 91.4 ppb - 114.0 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 |
|---|---|---|
| 2020-09-08 | 20I0277-04 | ND |
| 2020-09-08 | 20I0277-02 | ND |
| 2020-09-08 | 20I0277-03 | ND |
| 2020-09-28 | 20I0277-01 | ND |
| 2023-11-13 | 23K0350-04 | 95.6 ppb |
| 2023-11-13 | 23K0350-01 | 98.0 ppb |
| 2023-11-13 | 23K0350-03 | 106.0 ppb |
| 2023-11-13 | 23K0350-02 | 113.0 ppb |
| 2023-11-21 | 23K0616-04 | 91.4 ppb |
| 2023-11-21 | 23K0616-01 | 98.4 ppb |
| 2023-11-21 | 23K0616-02 | 110.0 ppb |
| 2023-11-21 | 23K0616-03 | 114.0 ppb |