Aluminum
Trinity Rural Water Supply Corporation 1
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 | 40.0 ppb | 1 | 1 | 40.0 ppb |
| 2019 | 16.0 ppb | 1 | 1 | 16.0 ppb |
| 2020 | 24.0 ppb | 1 | 1 | 24.0 ppb |
| 2021 | 13.0 ppb | 1 | 1 | 13.0 ppb |
| 2022 | 14.0 ppb | 1 | 1 | 14.0 ppb |
| 2023 | 77.0 ppb | 1 | 1 | 77.0 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 |
|---|---|---|
| 2018-02-14 | Q1806541004 | 40.0 ppb |
| 2019-03-14 | Q1910847008 | 16.0 ppb |
| 2020-11-03 | Q2042584006 | 24.0 ppb |
| 2021-02-11 | Q2104195005 | 13.0 ppb |
| 2022-03-02 | Q2207194002 | 14.0 ppb |
| 2023-02-08 | Q2304961010 | 77.0 ppb |