Menu

EWG's Tap Water Database

Donate

Chromium (hexavalent)

Beauregard Water Works District #3

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).

 

24

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
2013N/A00N/A
2014N/A00N/A
20150.0417 ppb247ND - 0.260 ppb

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
2015-02-273197607ND
2015-02-2731975750.1000 ppb
2015-02-273197692ND
2015-02-273197641ND
2015-02-273197599ND
2015-02-2731976220.1000 ppb
2015-02-273197589ND
2015-02-273197684ND
2015-02-273197675ND
2015-02-2731975630.170 ppb
2015-03-113205157ND
2015-03-113205165ND
2015-08-183305572ND
2015-08-183305615ND
2015-08-183305530ND
2015-08-1833055810.0500 ppb
2015-08-183305953ND
2015-08-1833055390.220 ppb
2015-11-023350844ND
2015-11-023350842ND
2015-11-0233508450.260 ppb
2015-11-023350848ND
2015-11-023350843ND
2015-11-0233508490.1000 ppb