Aluminum
Salem Water System
Aluminum is a metal released from metal refineries and mining operations. Too much aluminum exposure can impair children's brain development.
13
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 | ND | 2 | 0 | ND |
| 2019 | N/A | 0 | 0 | N/A |
| 2020 | 20.0 ppb | 1 | 1 | 20.0 ppb |
| 2021 | N/A | 0 | 0 | N/A |
| 2022 | 5.00 ppb | 4 | 1 | ND - 20.0 ppb |
| 2023 | 5.00 ppb | 6 | 2 | ND - 20.0 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 |
|---|---|---|
| 2018-05-15 | 35392914003 | ND |
| 2018-05-15 | 35392914003 | ND |
| 2020-02-11 | B2000704-001 | 20.0 ppb |
| 2022-06-28 | B2203055-001 | ND |
| 2022-08-02 | B2203624-001 | ND |
| 2022-08-02 | B2203624-002 | ND |
| 2022-11-29 | B2205638-001 | 20.0 ppb |
| 2023-01-17 | B2300166-001 | 10.00 ppb |
| 2023-01-17 | B2300166-002 | 20.0 ppb |
| 2023-01-17 | B2300183-001 | ND |
| 2023-04-13 | B2301673-001 | ND |
| 2023-07-07 | B2302782-001 | ND |
| 2023-10-09 | B2304485-001 | ND |