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EWG's Tap Water Database — 2019 UPDATE

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Chromium (hexavalent)

Deerfield

NOTE: Deerfield purchases water from Highland Park which is required to test for chromium (hexavalent). Sample information shown below was taken by Highland Park.

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).

 

8

Samples

0

Samples exceeding legal limit (MCL)

8

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2012N/A00N/A
20130.229 ppb880.200 ppb - 0.280 ppb
20140.200 ppb440.1000 ppb - 0.240 ppb
2015N/A00N/A
2016N/A00N/A
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

NOTE: Deerfield purchases water from Highland Park which is required to test for chromium (hexavalent). Sample information shown below was taken by Highland Park.

Date Lab ID Result
2013-09-1828995390.190 ppb
2013-09-2429027300.280 ppb
2013-12-1129446780.250 ppb
2013-12-1129446970.250 ppb
2014-03-1029887450.230 ppb
2014-03-1029887350.230 ppb
2014-06-0930409750.1000 ppb
2014-06-0930409650.240 ppb