Vanadium

City of Houston

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.

MORE ABOUT THIS CONTAMINANT

199

Samples

Samples exceeding legal limit (MCL)

Samples exceeding
health guidelines

Testing results - average by year

Year	Average result	Samples taken	Detections	Range of results
2013	1.98 ppb	100	90	ND - 16.0 ppb
2014	1.84 ppb	99	85	ND - 13.0 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
2013-07-09	1307298-001A	0.650 ppb
2013-07-09	1307338-001A	3.60 ppb
2013-07-09	1307282-001A	0.310 ppb
2013-07-09	1307286-001A	ND
2013-07-09	1307283-001A	4.50 ppb
2013-07-09	1307329-001A	0.380 ppb
2013-07-09	1307285-001A	1.60 ppb
2013-07-09	1307294-001A	ND
2013-07-09	1307295-001A	3.00 ppb
2013-07-09	1307293-001A	1.30 ppb
2013-07-09	1307290-001A	0.380 ppb
2013-07-09	1307291-001A	0.550 ppb
2013-07-09	1307292-001A	0.730 ppb
2013-07-09	1307339-001A	2.50 ppb
2013-07-09	1307426-001A	0.470 ppb
2013-07-09	1307425-001A	0.440 ppb
2013-07-09	1307296-001A	1.50 ppb
2013-07-09	1307300-001A	1.40 ppb
2013-07-09	1307333-001A	ND
2013-07-09	1307284-001A	ND
2013-07-10	1307327-001A	ND
2013-07-10	1307334-001A	1.10 ppb
2013-07-10	1307328-001A	0.390 ppb
2013-07-10	1307335-001A	0.810 ppb
2013-07-10	1307330-001A	0.270 ppb
2013-07-10	1307337-001A	1.10 ppb
2013-07-10	1307310-001A	0.480 ppb
2013-07-10	1307331-001A	ND
2013-07-10	1307340-001A	0.810 ppb
2013-07-10	1307311-001A	1.50 ppb
2013-07-10	1307332-001A	0.860 ppb
2013-07-10	1307341-001A	0.820 ppb
2013-07-11	1307336-001A	1.70 ppb
2013-07-11	1307304-001A	0.920 ppb
2013-07-16	1307536-001A	7.90 ppb
2013-07-16	1307541-001A	ND
2013-07-16	1307534-001A	9.60 ppb
2013-07-16	1307553-001A	3.30 ppb
2013-07-16	1307542-001A	1.50 ppb
2013-07-16	1307537-001A	16.0 ppb
2013-07-16	1307535-001A	1.70 ppb
2013-07-16	1307549-001A	4.20 ppb
2013-07-16	1307555-001A	ND
2013-07-16	1307554-001A	4.90 ppb
2013-07-16	1307551-001A	3.10 ppb
2013-07-16	1307544-001A	1.30 ppb
2013-07-16	1307545-001A	5.10 ppb
2013-07-16	1307550-001A	0.340 ppb
2013-07-16	1307548-001A	0.240 ppb
2013-07-16	1307538-001A	1.50 ppb
2013-07-16	1307540-001A	4.20 ppb
2013-07-16	1307539-001A	2.60 ppb
2013-07-16	1307552-001A	5.10 ppb
2013-07-17	1307587-001A	2.60 ppb
2013-07-17	1307592-001A	4.00 ppb
2013-07-17	1307593-001A	4.50 ppb
2013-07-17	1307543-001A	6.60 ppb
2013-07-17	1307588-001A	5.70 ppb
2013-07-17	1307590-001A	3.50 ppb
2013-07-17	1307594-001A	3.80 ppb
2013-07-17	1307547-001A	1.000 ppb
2013-07-17	1307546-001A	9.90 ppb
2013-07-17	1307591-001A	ND
2013-07-30	1307A06-001A	0.580 ppb
2013-07-31	1307A07-001A	5.10 ppb
2013-10-15	1310526-001A	0.590 ppb
2013-10-15	1310596-001A	0.790 ppb
2013-10-15	1310536-001A	0.530 ppb
2013-10-15	1310525-001A	0.560 ppb
2013-10-15	1310581-001A	0.780 ppb
2013-10-15	1310580-001A	0.900 ppb
2013-10-15	1310532-001A	2.60 ppb
2013-10-15	1310528-001A	ND
2013-10-15	1310530-001A	0.550 ppb
2013-10-15	1310531-001A	1.30 ppb
2013-10-15	1310533-001A	1.90 ppb
2013-10-15	1310534-001A	1.90 ppb
2013-10-15	1310527-001A	0.240 ppb
2013-10-15	1310577-001A	0.890 ppb
2013-10-15	1310579-001A	0.960 ppb
2013-10-15	1310529-001A	0.570 ppb
2013-10-15	1310576-001A	0.370 ppb
2013-10-15	1310535-001A	1.80 ppb
2013-10-15	1310524-001A	1.000 ppb
2013-10-15	1310595-001A	0.900 ppb
2013-10-16	1310592-001A	9.30 ppb
2013-10-16	1310594-001A	0.930 ppb
2013-10-16	1310597-001A	0.410 ppb
2013-10-16	1310588-001A	1.50 ppb
2013-10-16	1310582-001A	0.720 ppb
2013-10-16	1310586-001A	2.80 ppb
2013-10-16	1310585-001A	0.940 ppb
2013-10-16	1310584-001A	1.000 ppb
2013-10-16	1310590-001A	1.10 ppb
2013-10-16	1310589-001A	1.000 ppb
2013-10-16	1310583-001A	0.810 ppb
2013-10-16	1310591-001A	1.60 ppb
2013-10-16	1310587-001A	1.60 ppb
2013-10-16	1310593-001A	0.930 ppb
2013-11-12	1311454-001A	0.460 ppb
2014-01-21	1401595-001A	ND
2014-01-21	1401602-001A	0.430 ppb
2014-01-21	1401750-001A	0.390 ppb
2014-01-21	1401596-001A	0.880 ppb
2014-01-21	1401592-001A	3.90 ppb
2014-01-21	1401597-001A	5.00 ppb
2014-01-21	1401598-001A	0.340 ppb
2014-01-21	1401600-001A	0.330 ppb
2014-01-21	1401594-001A	0.510 ppb
2014-01-21	1401591-001A	1.10 ppb
2014-01-21	1401635-001A	0.330 ppb
2014-01-21	1401587-001A	0.310 ppb
2014-01-21	1401589-001A	1.20 ppb
2014-01-21	1401588-001A	0.530 ppb
2014-01-21	1401585-001A	0.470 ppb
2014-01-21	1401590-001A	1.30 ppb
2014-01-21	1401586-001A	0.350 ppb
2014-01-21	1401582-001A	0.510 ppb
2014-01-21	1401584-001A	0.570 ppb
2014-01-21	1401583-001A	0.470 ppb
2014-01-21	1401692-001A	0.490 ppb
2014-01-21	1401691-001A	0.490 ppb
2014-01-21	1401593-001A	ND
2014-01-21	1401601-001A	1.10 ppb
2014-01-21	1401599-001A	0.440 ppb
2014-01-21	1401693-001A	0.300 ppb
2014-01-21	1401641-001A	0.420 ppb
2014-01-21	1401603-001A	0.440 ppb
2014-01-22	1401639-001A	ND
2014-01-22	1401637-001A	ND
2014-01-22	1401636-001A	0.360 ppb
2014-01-22	1401634-001A	2.60 ppb
2014-01-22	1401604-001A	ND
2014-01-22	1401638-001A	ND
2014-01-22	1401640-001A	ND
2014-02-05	1402322-001A	2.70 ppb
2014-02-05	1402196-001A	6.00 ppb
2014-02-05	1402205-001A	ND
2014-02-05	1402190-001A	9.20 ppb
2014-02-05	1402211-001A	4.00 ppb
2014-02-05	1402198-001A	6.70 ppb
2014-02-05	1402193-001A	10.00 ppb
2014-02-05	1402184-001A	4.80 ppb
2014-02-05	1402199-001A	0.440 ppb
2014-02-05	1402197-001A	1.90 ppb
2014-02-05	1402201-001A	12.0 ppb
2014-02-05	1402185-001A	4.10 ppb
2014-02-05	1402202-001A	6.20 ppb
2014-02-05	1402192-001A	5.20 ppb
2014-02-05	1402186-001A	0.360 ppb
2014-02-05	1402191-001A	2.30 ppb
2014-02-05	1402187-001A	13.0 ppb
2014-02-05	1402177-001A	5.10 ppb
2014-02-05	1402181-001A	0.410 ppb
2014-02-05	1402176-001A	5.70 ppb
2014-02-05	1402180-001A	1.000 ppb
2014-02-05	1402178-001A	0.280 ppb
2014-02-05	1402183-001A	2.80 ppb
2014-02-05	1402179-001A	0.280 ppb
2014-02-05	1402182-001A	5.30 ppb
2014-02-05	1402175-001A	1.40 ppb
2014-02-05	1402195-001A	ND
2014-02-05	1402189-001A	5.50 ppb
2014-02-05	1402188-001A	ND
2014-02-05	1402200-001A	5.40 ppb
2014-03-17	1403595-001A	5.50 ppb
2014-04-14	1404632-001A	1.20 ppb
2014-04-15	1404648-001A	0.240 ppb
2014-04-15	1404649-001A	ND
2014-04-15	1404643-001A	0.220 ppb
2014-04-15	1404638-001A	0.260 ppb
2014-04-15	1404639-001A	3.80 ppb
2014-04-15	1404640-001A	2.10 ppb
2014-04-15	1404641-001A	ND
2014-04-15	1404627-001A	0.200 ppb
2014-04-15	1404637-001A	0.330 ppb
2014-04-15	1404633-001A	0.810 ppb
2014-04-15	1404631-001A	0.240 ppb
2014-04-15	1404635-001A	1.40 ppb
2014-04-15	1404636-001A	0.260 ppb
2014-04-15	1404646-001A	0.260 ppb
2014-04-15	1404642-001A	0.240 ppb
2014-04-15	1404645-001A	1.30 ppb
2014-04-15	1404644-001A	0.260 ppb
2014-04-21	1404865-001A	ND
2014-04-21	1404861-001A	0.390 ppb
2014-04-21	1404856-001A	ND
2014-04-21	1404863-001A	0.220 ppb
2014-04-21	1404859-001A	2.00 ppb
2014-04-21	1404860-001A	1.30 ppb
2014-04-21	1404862-001A	3.50 ppb
2014-04-21	1404864-001A	0.260 ppb
2014-04-21	1404857-001A	4.40 ppb
2014-04-21	1404858-001A	2.40 ppb
2014-04-28	1404B01-001A	0.360 ppb
2014-04-28	1404B02-001A	0.300 ppb
2014-04-28	1404B03-001A	0.240 ppb
2014-04-28	1404B04-001A	0.270 ppb
2014-04-28	1404A98-001A	0.330 ppb