Menu

EWG's Tap Water Database — 2019 UPDATE

Donate

Chromium (hexavalent)

City of Port Angeles

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).

 

8

Samples

0

Samples exceeding legal limit (MCL)

6

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2012N/A00N/A
2013N/A00N/A
20140.182 ppb220.0700 ppb - 0.293 ppb
20150.134 ppb64ND - 0.391 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
2014-10-06WA97-SE1-14-19960.0700 ppb
2014-10-06WA97-SE1-14-19960.293 ppb
2015-03-04WA97-SE2-15-04130.233 ppb
2015-03-04WA97-SE2-15-04130.102 ppb
2015-06-23WA97-SE3-15-1271ND
2015-06-23WA97-SE3-15-1271ND
2015-09-30WA97-SE4-15-21120.391 ppb
2015-09-30WA97-SE4-15-21120.0770 ppb