Aluminum
Rancheritos Mutual Water Company
Aluminum is a metal released from metal refineries and mining operations. Too much aluminum exposure can impair children's brain development.
7
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 | ND | 3 | 0 | ND |
| 2020 | ND | 1 | 0 | ND |
| 2021 | N/A | 0 | 0 | N/A |
| 2022 | N/A | 0 | 0 | N/A |
| 2023 | 19.0 ppb | 3 | 1 | ND - 57.0 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 |
|---|---|---|
| 2019-02-18 | CA3600200_003_003-201902181030 | ND |
| 2019-08-19 | CA3600200_002_002-201908191000 | ND |
| 2019-08-19 | CA3600200_001_001-201908190930 | ND |
| 2020-10-13 | CA3600200_002_002-202010131255 | ND |
| 2023-01-23 | CA3600200_003_003-202301231148 | ND |
| 2023-01-24 | CA3600200_002_002-202301241117 | ND |
| 2023-08-07 | CA3600200_001_001-202308071145 | 57.0 ppb |