Aluminum
Fort Johnson South Water System
Aluminum is a metal released from metal refineries and mining operations. Too much aluminum exposure can impair children's brain development.
18
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 | 11.3 ppb | 12 | 6 | ND - 27.0 ppb |
| 2019 | N/A | 0 | 0 | N/A |
| 2020 | N/A | 0 | 0 | N/A |
| 2021 | 26.7 ppb | 6 | 5 | ND - 60.0 ppb |
| 2022 | N/A | 0 | 0 | N/A |
| 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 |
|---|---|---|
| 2018-09-11 | 35417514003 | 14.0 ppb |
| 2018-09-11 | 35417514002 | 27.0 ppb |
| 2018-09-11 | 35417514001 | 27.0 ppb |
| 2018-09-11 | 35417514002 | 27.0 ppb |
| 2018-09-11 | 35417514003 | 14.0 ppb |
| 2018-09-11 | 35417514001 | 27.0 ppb |
| 2018-09-13 | 35417861002 | ND |
| 2018-09-13 | 35417861003 | ND |
| 2018-09-13 | 35417861002 | ND |
| 2018-09-13 | 35417861001 | ND |
| 2018-09-13 | 35417861003 | ND |
| 2018-09-13 | 35417861001 | ND |
| 2021-08-24 | B2104022-001 | ND |
| 2021-08-24 | B2104022-002 | 20.0 ppb |
| 2021-08-24 | B2104022-003 | 20.0 ppb |
| 2021-08-24 | B2104022-004 | 40.0 ppb |
| 2021-08-24 | B2104022-005 | 20.0 ppb |
| 2021-08-24 | B2104022-006 | 60.0 ppb |