Chromium (hexavalent)

Glen Burnie-Broadneck

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	0.0153 ppb	10	4	ND - 0.0400 ppb
2014	0.0556 ppb	14	13	ND - 0.140 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
2013-11-21	1311813-001B	0.0400 ppb
2013-11-21	1311818-001B	ND
2013-11-21	1311820-001B	ND
2013-11-21	1311819-001B	0.0400 ppb
2013-11-21	1311817-001B	0.0400 ppb
2013-11-21	1311822-001B	ND
2013-11-21	1311814-001B	ND
2013-11-21	1311821-001B	0.0330 ppb
2013-11-21	1311816-001B	ND
2013-11-21	1311815-001B	ND
2014-02-19	1402962-001B	0.1000 ppb
2014-02-19	1402743-001B	0.140 ppb
2014-05-07	1405281-001B	0.0440 ppb
2014-05-07	1405277-001B	ND
2014-05-07	1405278-001B	0.0330 ppb
2014-05-07	1405279-001B	0.0410 ppb
2014-05-07	1405274-001B	0.0400 ppb
2014-05-07	1405276-001B	0.0460 ppb
2014-05-07	1405272-001B	0.0540 ppb
2014-05-07	1405275-001B	0.0470 ppb
2014-05-07	1405273-001B	0.0620 ppb
2014-05-07	1405280-001B	0.0540 ppb
2014-08-06	1408213-001B	0.0600 ppb
2014-08-06	1408212-001B	0.0580 ppb