Aluminum
Two 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.
11
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 | 8.70 ppb | 2 | 2 | 7.40 ppb - 10.00 ppb |
| 2020 | 1.53 ppb | 4 | 1 | ND - 6.10 ppb |
| 2021 | N/A | 0 | 0 | N/A |
| 2022 | 3.65 ppb | 2 | 1 | ND - 7.30 ppb |
| 2023 | 1.70 ppb | 3 | 1 | ND - 5.10 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 |
|---|---|---|
| 2019-10-14 | Q1972459014 | 7.40 ppb |
| 2019-12-11 | Q1979771006 | 10.00 ppb |
| 2020-08-25 | Q2034116005 | 6.10 ppb |
| 2020-10-12 | Q2039772015 | ND |
| 2020-10-12 | Q2039772016 | ND |
| 2020-10-12 | Q2039772017 | ND |
| 2022-10-11 | Q2230663017 | 7.30 ppb |
| 2022-10-11 | Q2230663018 | ND |
| 2023-10-31 | Q2346526013 | ND |
| 2023-10-31 | Q2346526014 | ND |
| 2023-10-31 | Q2346526019 | 5.10 ppb |