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EWG's Tap Water Database

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Chromium (total)

Danville City Water Works

Chromium is a naturally occurring metal, but industrial uses can elevate its levels in water. One form, hexavalent chromium, causes cancer. Total chromium is not a good indicator of the amount of hexavalent chromium in drinking water.

 

14

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2010ND10ND
2011ND10ND
2012ND10ND
20130.0300 ppb71ND - 0.210 ppb
2014ND30ND
2015ND10ND

ppb = parts per billion.

State and national drinking water standards and health guidelines

EPA Maximum Contaminant
Level (MCL) 100 ppb

The enforceable federal standard that defines the highest level of a contaminant allowed in drinking water.

ppb = parts per billion.

EPA Maximum Contaminant
Level Goal (MCLG)100 ppb

A non-enforceable federal health guideline. For cancer-causing chemicals, these health goals are typically set to zero.

ppb = parts per billion.

All test results

Date Lab ID Result
2010-02-1690678701ND
2011-02-0891347101ND
2012-02-0692101101ND
2013-02-1892899801ND
2013-06-18201307100727AMND
2013-06-18201307100729AMND
2013-09-23201310020097AMND
2013-09-23201310020095AMND
2013-12-04201312110755AM0.210 ppb
2013-12-04201312110757AMND
2014-02-1793484501ND
2014-03-19201403260417AMND
2014-03-19201403260415AMND
2015-03-0294191301ND