Chromium (hexavalent)

City of Angleton

Chromium (hexavalent) is a carcinogen that commonly contaminates American drinking water. Chromium (hexavalent) in drinking water may be due to industrial pollution or natural occurrences in mineral deposits and groundwater. Read more about chromium (hexavalent).

MORE ABOUT THIS CONTAMINANT

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	0.0521 ppb	12	9	ND - 0.101 ppb
2014	0.0235 ppb	12	8	ND - 0.0419 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 0.02 ppb

The EWG Health Guideline of 0.02 ppb for chromium (hexavalent) was defined by the California Office of Environmental Health Hazard Assessment as a public health goal, the level of a drinking water contaminant that does not pose a significant health risk. This health guideline protects against cancer.

ppb = parts per billion

All test results

Date	Lab ID	Result
2013-08-27	3H30010-02A	0.0470 ppb
2013-08-27	3H30010-05A	0.0530 ppb
2013-08-27	3H30010-03A	ND
2013-08-27	3H30010-06A	ND
2013-08-27	3H30010-04A	ND
2013-09-19	3I27011-01A	0.0380 ppb
2013-11-20	3K26013-02	0.101 ppb
2013-11-20	3K26013-04	0.0933 ppb
2013-11-20	3K26013-03	0.0863 ppb
2013-11-20	3K26013-05	0.0544 ppb
2013-11-20	3K26013-01	0.0980 ppb
2013-11-20	3K26013-06	0.0541 ppb
2014-02-25	4C04010-02	0.0307 ppb
2014-02-25	4C04010-05	0.0359 ppb
2014-02-25	4C04010-04	0.0303 ppb
2014-02-25	4C04010-06	ND
2014-02-25	4C04010-01	0.0377 ppb
2014-02-25	4C04010-03	0.0307 ppb
2014-05-19	4E23043-01	0.0359 ppb
2014-05-19	4E23043-03	ND
2014-05-19	4E23043-02	ND
2014-05-19	4E23043-06	0.0394 ppb
2014-05-19	4E23043-05	0.0419 ppb
2014-05-19	4E23043-04	ND