Aluminum
Stanislaus Regional Water Authority
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 | 68.0 ppb | 1 | 1 | 68.0 ppb |
| 2019 | 169.0 ppb | 2 | 2 | 78.0 ppb - 260.0 ppb |
| 2020 | 30.0 ppb | 2 | 1 | ND - 60.0 ppb |
| 2021 | 65.5 ppb | 2 | 2 | 46.0 ppb - 85.0 ppb |
| 2022 | 48.0 ppb | 1 | 1 | 48.0 ppb |
| 2023 | N/A | 0 | 0 | N/A |
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 |
|---|---|---|
| 2018-09-12 | CA5010043_001_001-201809120915 | 68.0 ppb |
| 2019-03-14 | CA5010043_001_001-201903140900 | 260.0 ppb |
| 2019-09-19 | CA5010043_001_001-201909191030 | 78.0 ppb |
| 2020-04-16 | CA5010043_001_001-202004160830 | 60.0 ppb |
| 2020-09-17 | CA5010043_001_001-202009170900 | ND |
| 2021-03-18 | CA5010043_001_001-202103180820 | 85.0 ppb |
| 2021-09-16 | CA5010043_001_001-202109160830 | 46.0 ppb |
| 2022-03-17 | CA5010043_001_001-202203170831 | 48.0 ppb |