Menu

EWG's Tap Water Database

Donate

Chromium (hexavalent)

Bennington Water Department

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).

 

12

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2010N/A00N/A
2011N/A00N/A
2012N/A00N/A
20130.0656 ppb12120.0330 ppb - 0.0940 ppb
2014N/A00N/A
2015N/A00N/A

ppb = parts per billion.

State and national drinking water standards and health guidelines

Health Guideline 0.02 ppb

The 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
2013-02-19705979-81510.0940 ppb
2013-02-19705929-81370.0390 ppb
2013-02-19705973-81510.0690 ppb
2013-02-19705971-81510.0720 ppb
2013-05-21720764-89210.0810 ppb
2013-05-21720762-89210.0590 ppb
2013-08-12736882-94720.0860 ppb
2013-08-12736907-94840.0850 ppb
2013-08-12736890-94840.0370 ppb
2013-08-12736884-94720.0670 ppb
2013-11-12758263-102690.0650 ppb
2013-11-12758261-102920.0330 ppb