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EWG's Tap Water Database — 2019 UPDATE

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Chromium (hexavalent)

Edina

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).

 

10

Samples

0

Samples exceeding legal limit (MCL)

1

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2012N/A00N/A
2013ND50ND
20140.00900 ppb41ND - 0.0360 ppb
2015ND10ND
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

Date Lab ID Result
2013-07-251039552001ND
2013-07-251039552003ND
2013-07-251039552006ND
2013-07-251039552009ND
2013-07-251039552012ND
2014-01-291069551009ND
2014-01-291069551006ND
2014-01-291069551003ND
2014-01-2910695510010.0360 ppb
2015-06-242079084001ND