Vanadium
Harris County Municipal Utility District 286
Vanadium is a metal used in steels and other alloys. People are commonly exposed to vanadium in water and food. Excessive exposure can be toxic during pregnancy and childhood.
8
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 |
|---|---|---|---|---|
| 2013 | 1.64 ppb | 4 | 4 | 0.721 ppb - 3.21 ppb |
| 2014 | 1.51 ppb | 4 | 4 | 0.890 ppb - 3.28 ppb |
| 2015 | N/A | 0 | 0 | N/A |
| 2016 | N/A | 0 | 0 | N/A |
| 2017 | N/A | 0 | 0 | N/A |
| 2018 | N/A | 0 | 0 | N/A |
| 2019 | N/A | 0 | 0 | N/A |
| 2020 | N/A | 0 | 0 | N/A |
| 2021 | N/A | 0 | 0 | N/A |
| 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: 21 ppb
The EWG Health Guideline of 21 ppb for vanadium was defined by the Environmental Protection Agency as a benchmark for testing under the Unregulated Contaminant Monitoring Rule program. This health guideline protects against change in blood chemistry.
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2013-07-02 | Q1303190001 | 3.21 ppb |
| 2013-07-02 | Q1303190005 | 0.738 ppb |
| 2013-07-02 | Q1303190007 | 0.721 ppb |
| 2013-07-02 | Q1303190003 | 1.90 ppb |
| 2014-01-22 | Q1401762001 | 3.28 ppb |
| 2014-01-22 | Q1401762007 | 0.932 ppb |
| 2014-01-22 | Q1401762005 | 0.890 ppb |
| 2014-01-22 | Q1401762003 | 0.940 ppb |