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EWG's Tap Water Database — 2019 UPDATE

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Chromium (hexavalent)

Northampton Bucks County 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)

37

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2012N/A00N/A
2013N/A00N/A
2014N/A00N/A
20150.0917 ppb4637ND - 0.270 ppb
2016N/A00N/A
2017N/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
2015-02-1235176428019AMND
2015-02-1235176428015AMND
2015-02-1235176428017AM0.0780 ppb
2015-02-1235176428023AM0.0800 ppb
2015-02-1235176428003AM0.130 ppb
2015-02-1235176428005AM0.0620 ppb
2015-02-1235176428009AMND
2015-02-1235176428001AM0.120 ppb
2015-02-1235176428007AM0.270 ppb
2015-02-1235176428013AMND
2015-02-1235176428021AM0.0970 ppb
2015-02-1235176428011AMND
2015-02-1835176879011AM0.0850 ppb
2015-02-1835176879009AM0.0910 ppb
2015-02-1835176879001AM0.0660 ppb
2015-02-1835176879005AM0.120 ppb
2015-02-1835176879003AM0.140 ppb
2015-02-1835176879007AM0.160 ppb
2015-02-1835176879017AM0.0470 ppb
2015-02-1835176879013AM0.0410 ppb
2015-02-1835176879015AM0.180 ppb
2015-05-1235188738003AM0.1000 ppb
2015-05-1235188738001AM0.0810 ppb
2015-08-1835204918033AM0.140 ppb
2015-08-1835204918001AM0.0940 ppb
2015-08-1835204918031AM0.120 ppb
2015-08-1835204918025AMND
2015-08-1835204918003AM0.120 ppb
2015-08-1835204918027AM0.0820 ppb
2015-08-1835204918029AMND
2015-08-1835204918009AM0.0890 ppb
2015-08-1835204918007AM0.160 ppb
2015-08-1835204918023AMND
2015-08-1835204918005AM0.150 ppb
2015-08-2535204918019AM0.0510 ppb
2015-08-2535204918041AM0.0860 ppb
2015-08-2535204918039AM0.120 ppb
2015-08-2535204918015AM0.110 ppb
2015-08-2535204918021AMND
2015-08-2535204918013AM0.130 ppb
2015-08-2535204918011AM0.160 ppb
2015-08-2535204918037AM0.230 ppb
2015-08-2535204918017AM0.160 ppb
2015-08-2535204918035AM0.140 ppb
2015-11-1735217754001AM0.0480 ppb
2015-11-1735217754003AM0.0780 ppb