Aluminum
Cross Timbers Water Supply Corporation
Aluminum is a metal released from metal refineries and mining operations. Too much aluminum exposure can impair children's brain development.
12
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 | 11.0 ppb | 2 | 1 | ND - 22.0 ppb |
| 2019 | 3.66 ppb | 5 | 3 | ND - 7.00 ppb |
| 2020 | 29.5 ppb | 2 | 1 | ND - 59.0 ppb |
| 2021 | 20.5 ppb | 2 | 1 | ND - 41.0 ppb |
| 2022 | 2.75 ppb | 6 | 3 | ND - 6.10 ppb |
| 2023 | ND | 1 | 0 | ND |
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 |
|---|---|---|
| 2019-03-07 | Q1909909004 | ND |
| 2019-03-07 | Q1909909009 | ND |
| 2019-06-05 | Q1932306007 | 5.60 ppb |
| 2019-06-05 | Q1932306008 | 5.70 ppb |
| 2019-06-05 | Q1932306009 | 7.00 ppb |
| 2022-02-17 | Q2205965002 | ND |
| 2022-02-17 | Q2205965003 | 5.10 ppb |
| 2022-09-22 | Q2228542004 | ND |
| 2022-11-29 | Q2235312008 | ND |
| 2022-11-29 | Q2235312009 | 6.10 ppb |
| 2022-11-29 | Q2235312010 | 5.30 ppb |
| 2023-03-02 | Q2308488013 | ND |