Aluminum
Four Way Special Utility District
Aluminum is a metal released from metal refineries and mining operations. Too much aluminum exposure can impair children's brain development.
8
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 | 7.40 ppb | 1 | 1 | 7.40 ppb |
| 2020 | 10.3 ppb | 3 | 3 | 6.70 ppb - 15.0 ppb |
| 2021 | N/A | 0 | 0 | N/A |
| 2022 | 7.10 ppb | 1 | 1 | 7.10 ppb |
| 2023 | 9.87 ppb | 3 | 3 | 6.60 ppb - 16.0 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 |
|---|---|---|
| 2019-06-04 | Q1931189015 | 7.40 ppb |
| 2020-06-17 | Q2024644006 | 15.0 ppb |
| 2020-08-11 | Q2031797014 | 9.30 ppb |
| 2020-08-11 | Q2031797015 | 6.70 ppb |
| 2022-03-07 | Q2207619003 | 7.10 ppb |
| 2023-04-24 | Q2315229007 | 16.0 ppb |
| 2023-06-05 | Q2320826027 | 7.00 ppb |
| 2023-06-05 | Q2320826028 | 6.60 ppb |