Aluminum
Cazadero Water Company Inc.
Aluminum is a metal released from metal refineries and mining operations. Too much aluminum exposure can impair children's brain development.
10
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 | 2 | 0 | ND |
| 2020 | 210.0 ppb | 1 | 1 | 210.0 ppb |
| 2021 | ND | 3 | 0 | ND |
| 2022 | ND | 2 | 0 | ND |
| 2023 | 35.0 ppb | 2 | 1 | ND - 70.0 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 |
|---|---|---|
| 2019-03-22 | CA4900508_011_011-201903221030 | ND |
| 2019-03-22 | CA4900508_005_005-201903221010 | ND |
| 2020-12-21 | CA4900508_011_011-202012210725 | 210.0 ppb |
| 2021-04-01 | CA4900508_001_001-202104010917 | ND |
| 2021-04-01 | CA4900508_006_006-202104010933 | ND |
| 2021-06-08 | CA4900508_005_005-202106080926 | ND |
| 2022-03-14 | CA4900508_011_011-202203141039 | ND |
| 2022-11-03 | CA4900508_005_005-202211031155 | ND |
| 2023-03-06 | CA4900508_011_011-202303060912 | 70.0 ppb |
| 2023-12-11 | CA4900508_005_005-202312111300 | ND |