Vanadium
Golden State Water Company - Cowan Heights
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.
11
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 |
|---|---|---|---|---|
| 2014 | 3.07 ppb | 10 | 10 | 2.40 ppb - 4.50 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 | 3.10 ppb | 1 | 1 | 3.10 ppb |
| 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 |
|---|---|---|
| 2014-02-19 | 104838P | 2.40 ppb |
| 2014-02-19 | 304755P | 2.40 ppb |
| 2014-02-19 | 104839P | 4.30 ppb |
| 2014-05-20 | 106914Q | 2.57 ppb |
| 2014-05-20 | 307001P | 2.83 ppb |
| 2014-08-19 | 108811P | 2.70 ppb |
| 2014-08-19 | 308809P | 2.70 ppb |
| 2014-08-19 | 108810P | 4.50 ppb |
| 2014-11-19 | 109646F | 3.08 ppb |
| 2014-11-19 | 309729P | 3.20 ppb |
| 2019-01-24 | CA3010047_019_019-201901241500 | 3.10 ppb |