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EWG's Tap Water Database — 2021 UPDATE

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Chromium (hexavalent)

Quakertown Boro

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

 

32

Samples

0

Samples exceeding legal limit (MCL)

11

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20140.0553 ppb3211ND - 0.410 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
2014-06-172013088030ND
2014-06-1720130880060.300 ppb
2014-06-1720130880200.0380 ppb
2014-06-172013088025ND
2014-06-172013088016ND
2014-06-172013088011ND
2014-06-172013088001ND
2014-06-1720130880350.0770 ppb
2014-06-172013088027ND
2014-06-1720130880080.300 ppb
2014-06-1720130880370.0770 ppb
2014-06-172013088032ND
2014-06-172013088003ND
2014-06-172013088013ND
2014-06-1720130880220.0440 ppb
2014-06-172013088017ND
2014-12-092044025003ND
2014-12-0920440250180.0590 ppb
2014-12-0920440250160.0420 ppb
2014-12-092044025006ND
2014-12-092044025011ND
2014-12-092044025001ND
2014-12-092044025008ND
2014-12-092044025013ND
2014-12-1120446750060.410 ppb
2014-12-112044675016ND
2014-12-112044675001ND
2014-12-1120446750110.0320 ppb
2014-12-112044675003ND
2014-12-112044675018ND
2014-12-1120446750080.390 ppb
2014-12-112044675013ND