Vanadium
Middleborough Water Supply
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.
35
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 | 0.0400 ppb | 35 | 4 | ND - 0.500 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 | Result |
|---|---|
| 2014-02-19 | ND |
| 2014-02-19 | ND |
| 2014-02-19 | ND |
| 2014-02-19 | ND |
| 2014-02-19 | ND |
| 2014-02-19 | ND |
| 2014-02-19 | ND |
| 2014-02-20 | ND |
| 2014-02-20 | 0.500 ppb |
| 2014-02-20 | ND |
| 2014-02-20 | ND |
| 2014-03-13 | ND |
| 2014-03-13 | ND |
| 2014-03-13 | ND |
| 2014-03-13 | ND |
| 2014-03-13 | ND |
| 2014-07-15 | 0.200 ppb |
| 2014-08-25 | ND |
| 2014-08-25 | ND |
| 2014-08-25 | ND |
| 2014-08-25 | 0.200 ppb |
| 2014-08-25 | ND |
| 2014-08-25 | ND |
| 2014-08-27 | ND |
| 2014-08-27 | 0.500 ppb |
| 2014-08-27 | ND |
| 2014-08-27 | ND |
| 2014-08-27 | ND |
| 2014-08-28 | ND |
| 2014-08-28 | ND |
| 2014-08-28 | ND |
| 2014-08-28 | ND |
| 2014-08-28 | ND |
| 2014-09-25 | ND |
| 2014-09-25 | ND |