Aluminum
City of Hammond Water System
Aluminum is a metal released from metal refineries and mining operations. Too much aluminum exposure can impair children's brain development.
15
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 | 12.5 ppb | 8 | 4 | ND - 30.0 ppb |
| 2019 | 10.00 ppb | 2 | 2 | 10.00 ppb |
| 2020 | N/A | 0 | 0 | N/A |
| 2021 | 12.5 ppb | 4 | 2 | ND - 30.0 ppb |
| 2022 | 20.0 ppb | 1 | 1 | 20.0 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 |
|---|---|---|
| 2018-02-19 | AE20678 | ND |
| 2018-02-19 | AE20681 | ND |
| 2018-02-19 | AE20684 | 30.0 ppb |
| 2018-02-19 | AE20687 | 20.0 ppb |
| 2018-02-19 | AE20678 | ND |
| 2018-02-19 | AE20681 | ND |
| 2018-02-19 | AE20684 | 30.0 ppb |
| 2018-02-19 | AE20687 | 20.0 ppb |
| 2019-07-23 | B1903189-001 | 10.00 ppb |
| 2019-07-23 | B1903189-001 | 10.00 ppb |
| 2021-01-19 | B2100164-001 | ND |
| 2021-01-19 | B2100164-002 | 20.0 ppb |
| 2021-01-19 | B2100164-003 | ND |
| 2021-01-19 | B2100164-004 | 30.0 ppb |
| 2022-02-14 | B2200631-001 | 20.0 ppb |