Aluminum
City of Nome
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)
2
Samples exceeding
health guidelines
Testing results - average by year
| Year | Average result | Samples taken | Detections | Range of results |
|---|---|---|---|---|
| 2018 | 45.5 ppb | 1 | 1 | 45.5 ppb |
| 2019 | 325.0 ppb | 1 | 1 | 325.0 ppb |
| 2020 | 656.0 ppb | 1 | 1 | 656.0 ppb |
| 2021 | 710.0 ppb | 1 | 1 | 710.0 ppb |
| 2022 | 138.0 ppb | 1 | 1 | 138.0 ppb |
| 2023 | 209.0 ppb | 1 | 1 | 209.0 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 |
|---|---|---|
| 2018-04-10 | AE21809 | 45.5 ppb |
| 2019-02-26 | AE55855 | 325.0 ppb |
| 2020-02-12 | AE98065 | 656.0 ppb |
| 2021-05-27 | AF55721 | 710.0 ppb |
| 2022-02-01 | AF82776 | 138.0 ppb |
| 2023-02-06 | AG27393 | 209.0 ppb |