Aluminum
Covington Water Supply
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)
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 | 23.3 ppb | 3 | 2 | ND - 40.0 ppb |
| 2021 | N/A | 0 | 0 | N/A |
| 2022 | N/A | 0 | 0 | N/A |
| 2023 | 23.3 ppb | 3 | 2 | ND - 40.0 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 |
|---|---|---|
| 2020-01-27 | B2000331-001 | 40.0 ppb |
| 2020-01-27 | B2000331-002 | ND |
| 2020-01-27 | B2000331-003 | 30.0 ppb |
| 2023-01-10 | B2300118-001 | 30.0 ppb |
| 2023-01-10 | B2300118-002 | ND |
| 2023-01-10 | B2300118-003 | 40.0 ppb |