Vanadium
Clear Lake City Water Authority
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.
44
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 | 0.297 ppb | 36 | 27 | ND - 0.590 ppb |
| 2014 | 0.208 ppb | 8 | 7 | ND - 0.261 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 |
ppb = parts per billion
State and national drinking water standards and health guidelines
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 |
|---|---|---|
| 2013-04-09 | 713544-8826 | ND |
| 2013-04-09 | 713558-8826 | ND |
| 2013-04-09 | 713556-8826 | ND |
| 2013-04-09 | 713550-8826 | ND |
| 2013-04-09 | 713536-8810 | 0.223 ppb |
| 2013-04-09 | 713560-8826 | ND |
| 2013-04-09 | 713532-8810 | 0.233 ppb |
| 2013-04-09 | 713542-8826 | ND |
| 2013-04-09 | 713562-8930 | 0.229 ppb |
| 2013-04-09 | 713554-8826 | ND |
| 2013-04-09 | 713534-8810 | 0.248 ppb |
| 2013-04-09 | 713552-8826 | 0.208 ppb |
| 2013-04-09 | 713548-8826 | ND |
| 2013-04-09 | 713546-8826 | 0.224 ppb |
| 2013-07-10 | 730571-9319 | 0.372 ppb |
| 2013-07-10 | 730591-9319 | 0.408 ppb |
| 2013-07-10 | 730593-9319 | 0.378 ppb |
| 2013-07-10 | 730569-9319 | 0.415 ppb |
| 2013-07-10 | 730567-9319 | 0.386 ppb |
| 2013-07-10 | 730565-9319 | 0.413 ppb |
| 2013-07-10 | 730585-9319 | 0.401 ppb |
| 2013-07-10 | 730595-9319 | 0.368 ppb |
| 2013-10-08 | 751262-9977 | ND |
| 2013-10-08 | 751283-9977 | 0.549 ppb |
| 2013-10-08 | 751275-9977 | 0.272 ppb |
| 2013-10-08 | 751367-10041 | 0.515 ppb |
| 2013-10-08 | 751308-9977 | 0.512 ppb |
| 2013-10-08 | 751306-9977 | 0.513 ppb |
| 2013-10-08 | 751267-9977 | 0.523 ppb |
| 2013-10-08 | 751244-9977 | 0.491 ppb |
| 2013-10-08 | 751296-9977 | 0.561 ppb |
| 2013-10-08 | 751242-9977 | 0.531 ppb |
| 2013-10-08 | 751246-9977 | 0.590 ppb |
| 2013-10-08 | 751248-9977 | 0.543 ppb |
| 2013-10-22 | 754854-10200 | 0.282 ppb |
| 2013-11-13 | 758960-10320 | 0.310 ppb |
| 2014-01-08 | 765722-10553 | 0.228 ppb |
| 2014-01-08 | 765736-10554 | ND |
| 2014-01-08 | 765708-10553 | 0.261 ppb |
| 2014-01-08 | 765704-10553 | 0.260 ppb |
| 2014-01-08 | 765706-10553 | 0.207 ppb |
| 2014-01-08 | 765714-10553 | 0.254 ppb |
| 2014-01-08 | 765716-10553 | 0.218 ppb |
| 2014-01-08 | 765710-10553 | 0.235 ppb |