Aluminum
Oswego, City of
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 | 25.0 ppb | 1 | 1 | 25.0 ppb |
| 2019 | ND | 1 | 0 | ND |
| 2020 | 14.0 ppb | 1 | 1 | 14.0 ppb |
| 2021 | 15.0 ppb | 1 | 1 | 15.0 ppb |
| 2022 | 17.0 ppb | 1 | 1 | 17.0 ppb |
| 2023 | 38.0 ppb | 1 | 1 | 38.0 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 |
|---|---|---|
| 2018-05-07 | 966212 | 25.0 ppb |
| 2019-05-06 | 1157453 | ND |
| 2020-05-04 | 1370942 | 14.0 ppb |
| 2021-05-03 | 1828570 | 15.0 ppb |
| 2022-05-09 | 2254510 | 17.0 ppb |
| 2023-05-15 | 2500322 | 38.0 ppb |