Vanadium
City of Williston
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 |
|---|---|---|---|---|
| 2014 | 0.690 ppb | 6 | 6 | 0.400 ppb - 0.990 ppb |
| 2015 | 0.970 ppb | 2 | 2 | 0.840 ppb - 1.10 ppb |
| 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 |
|---|---|---|
| 2014-05-19 | B4E1840-03 | 0.690 ppb |
| 2014-05-19 | B4E1840-01 | 0.400 ppb |
| 2014-08-19 | B4H2042-03 | 0.640 ppb |
| 2014-08-19 | B4H2042-01 | 0.540 ppb |
| 2014-11-17 | B4K1649-03 | 0.990 ppb |
| 2014-11-17 | B4K1649-01 | 0.880 ppb |
| 2015-02-17 | B5B1964-03 | 1.10 ppb |
| 2015-02-17 | B5B1964-01 | 0.840 ppb |