Aluminum
Rapides Parish Waterworks District 3
Aluminum is a metal released from metal refineries and mining operations. Too much aluminum exposure can impair children's brain development.
16
Samples
0
Samples exceeding legal limit (MCL)
4
Samples exceeding
health guidelines
Testing results - average by year
| Year | Average result | Samples taken | Detections | Range of results |
|---|---|---|---|---|
| 2018 | 480.0 ppb | 2 | 2 | 480.0 ppb |
| 2019 | 850.0 ppb | 2 | 2 | 850.0 ppb |
| 2020 | 172.0 ppb | 5 | 4 | ND - 700.0 ppb |
| 2021 | 260.0 ppb | 2 | 1 | ND - 520.0 ppb |
| 2022 | 670.0 ppb | 1 | 1 | 670.0 ppb |
| 2023 | 25.0 ppb | 4 | 4 | 10.00 ppb - 40.0 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 |
|---|---|---|
| 2018-03-22 | 35381823001 | 480.0 ppb |
| 2018-03-22 | 35381823001 | 480.0 ppb |
| 2019-04-17 | 35463257001 | 850.0 ppb |
| 2019-04-17 | 35463257001 | 850.0 ppb |
| 2020-01-21 | B2000218-001 | ND |
| 2020-01-21 | B2000218-002 | 60.0 ppb |
| 2020-01-21 | B2000218-003 | 10.00 ppb |
| 2020-03-11 | B2001272-001 | 90.0 ppb |
| 2020-04-22 | B2001837-001 | 700.0 ppb |
| 2021-05-05 | B2102137-001 | 520.0 ppb |
| 2021-05-05 | B2102137-002 | ND |
| 2022-04-18 | B2201845-001 | 670.0 ppb |
| 2023-01-18 | B2300206-001 | 10.00 ppb |
| 2023-01-18 | B2300206-002 | 30.0 ppb |
| 2023-01-18 | B2300206-003 | 20.0 ppb |
| 2023-04-03 | B2301556-001 | 40.0 ppb |