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EWG's Tap Water Database

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Chromium (total)

Cole County PWSD 1

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.

 

26

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2010N/A00N/A
2011N/A00N/A
20121.77 ppb65ND - 2.52 ppb
2013ND70ND
2014ND70ND
20151.20 ppb661.03 ppb - 1.63 ppb

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
2012-02-16AB659672.52 ppb
2012-02-16AB659681.91 ppb
2012-02-16AB659701.67 ppb
2012-02-16AB659712.48 ppb
2012-02-16AB659722.06 ppb
2012-03-26AB70041ND
2013-06-04AB97388ND
2013-06-04AB97386ND
2013-06-04AB97384ND
2013-06-04AB97382ND
2013-06-04AB97380ND
2013-06-04AB97378ND
2013-06-04AB97376ND
2014-02-25AC14981ND
2014-02-25AC14979ND
2014-02-25AC14977ND
2014-02-25AC14975ND
2014-02-25AC14973ND
2014-02-25AC14971ND
2014-02-25AC14969ND
2015-02-18AC422341.05 ppb
2015-02-18AC422351.63 ppb
2015-02-18AC422361.03 ppb
2015-02-18AC422381.18 ppb
2015-02-18AC422331.28 ppb
2015-02-18AC422371.05 ppb