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EWG's Tap Water Database — 2019 UPDATE

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Chromium (hexavalent)

Jordan Valley Water Conservancy District

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).

 

37

Samples

0

Samples exceeding legal limit (MCL)

33

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2012N/A00N/A
20130.477 ppb2927ND - 2.85 ppb
20140.960 ppb550.0880 ppb - 4.21 ppb
2015N/A00N/A
20162.00 ppb31ND - 6.00 ppb
2017N/A00N/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 Result
2013-04-160.110 ppb
2013-04-160.245 ppb
2013-04-160.150 ppb
2013-04-160.233 ppb
2013-05-010.241 ppb
2013-05-010.765 ppb
2013-05-080.604 ppb
2013-05-080.373 ppb
2013-05-150.0560 ppb
2013-05-151.21 ppb
2013-06-050.989 ppb
2013-06-260.877 ppb
2013-06-262.85 ppb
2013-07-090.0990 ppb
2013-07-090.166 ppb
2013-07-11ND
2013-07-110.0610 ppb
2013-10-030.115 ppb
2013-10-030.436 ppb
2013-10-030.693 ppb
2013-10-030.0400 ppb
2013-10-030.220 ppb
2013-10-090.0710 ppb
2013-10-100.310 ppb
2013-10-151.22 ppb
2013-10-220.256 ppb
2013-11-050.675 ppb
2013-12-020.756 ppb
2013-12-02ND
2014-01-070.1000 ppb
2014-01-070.0970 ppb
2014-01-080.305 ppb
2014-01-130.0880 ppb
2014-02-194.21 ppb
2016-02-16ND
2016-02-25ND
2016-03-156.00 ppb