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EWG's Tap Water Database — 2021 UPDATE

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Chromium (hexavalent)

Independence Township

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).

MORE ABOUT THIS CONTAMINANT

 

24

Samples

0

Samples exceeding legal limit (MCL)

2

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20130.00250 ppb121ND - 0.0300 ppb
20140.00250 ppb121ND - 0.0300 ppb
2015N/A00N/A
2016N/A00N/A
2017N/A00N/A
2018N/A00N/A
2019N/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
2013-08-201043902021ND
2013-08-201043902013ND
2013-08-201043902009ND
2013-08-2010439020150.0300 ppb
2013-08-201043902011ND
2013-08-201043902003ND
2013-08-201043902005ND
2013-08-201043902001ND
2013-08-201043902007ND
2013-08-201043902017ND
2013-08-201043902023ND
2013-08-201043902019ND
2014-02-251073338007ND
2014-02-2510733380160.0300 ppb
2014-02-251073338003ND
2014-02-251073338005ND
2014-02-251073338011ND
2014-02-251073338009ND
2014-02-251073338001ND
2014-02-251073338028ND
2014-02-251073338022ND
2014-02-251073338013ND
2014-02-251073338025ND
2014-02-251073338019ND