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Chromium (hexavalent)

Warminster Municipal Authority

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).

 

46

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
2012N/A00N/A
20130.0909 ppb2120ND - 0.300 ppb
20140.0884 ppb2523ND - 0.290 ppb
2015N/A00N/A

ppb = parts per billion.

State and national drinking water standards and health guidelines

Health Guideline 0.02 ppb

The 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
2013-11-1910596800100.0790 ppb
2013-11-1910596800190.300 ppb
2013-11-1910596800220.120 ppb
2013-11-1910596800340.0370 ppb
2013-11-1910596800310.0790 ppb
2013-11-191059680037ND
2013-11-1910596800280.0770 ppb
2013-11-1910596800040.1000 ppb
2013-11-1910596800070.120 ppb
2013-11-1910596800130.0670 ppb
2013-11-1910596800010.0890 ppb
2013-11-1910596800160.0770 ppb
2013-11-1910596800250.0370 ppb
2013-11-1910596800430.0610 ppb
2013-11-1910596800400.0630 ppb
2013-11-1910596800520.0770 ppb
2013-11-1910596800490.0720 ppb
2013-11-1910596800460.0390 ppb
2013-11-2010599940030.290 ppb
2013-11-2010599940010.0830 ppb
2013-11-2010599940050.0420 ppb
2014-02-1910727170040.0450 ppb
2014-02-1910727170010.0670 ppb
2014-05-2020083190560.190 ppb
2014-05-2020083190430.0390 ppb
2014-05-2020083190520.0470 ppb
2014-05-2020083190010.170 ppb
2014-05-2020083190160.0830 ppb
2014-05-2020083190190.290 ppb
2014-05-2020083190100.0690 ppb
2014-05-2020083190070.120 ppb
2014-05-2020083190540.0850 ppb
2014-05-2020083190040.130 ppb
2014-05-2020083190460.0740 ppb
2014-05-202008319034ND
2014-05-2020083190280.0740 ppb
2014-05-2020083190490.0900 ppb
2014-05-2020083190220.190 ppb
2014-05-2020083190130.0640 ppb
2014-05-202008319037ND
2014-05-2020083190310.0810 ppb
2014-05-2020083190250.0380 ppb
2014-05-2020083190400.0570 ppb
2014-06-0920116010010.0550 ppb
2014-08-1920247640010.110 ppb
2014-08-1920247640040.0410 ppb