Aluminum
Nocona Hills Water Supply Corporation
Aluminum is a metal released from metal refineries and mining operations. Too much aluminum exposure can impair children's brain development.
4
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 | 14.0 ppb | 2 | 1 | ND - 28.0 ppb |
| 2020 | N/A | 0 | 0 | N/A |
| 2021 | N/A | 0 | 0 | N/A |
| 2022 | 48.5 ppb | 2 | 2 | 47.0 ppb - 50.0 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 |
|---|---|---|
| 2019-02-20 | Q1907488004 | ND |
| 2019-02-20 | Q1907488009 | 28.0 ppb |
| 2022-05-10 | Q2213917007 | 50.0 ppb |
| 2022-05-10 | Q2213917008 | 47.0 ppb |