Know Your Environment. Protect Your Health.

Chromium (hexavalent)

First U D of Hawkins Company

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).

 

16

Samples

0

Samples exceeding legal limit (MCL)

16

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20130.171 ppb880.0700 ppb - 0.410 ppb
20140.178 ppb880.110 ppb - 0.280 ppb
2015N/A00N/A
2016N/A00N/A
2017N/A00N/A
2018N/A00N/A
2019N/A00N/A
2020N/A00N/A
2021N/A00N/A
2022N/A00N/A
2023N/A00N/A

ppb = parts per billion

State, National, and Health Guidelines for Drinking Water

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 Result
2013-08-190.0700 ppb
2013-08-190.0900 ppb
2013-08-190.0800 ppb
2013-08-190.140 ppb
2013-11-120.130 ppb
2013-11-120.410 ppb
2013-11-120.360 ppb
2013-11-120.0900 ppb
2014-02-250.110 ppb
2014-02-250.110 ppb
2014-02-250.280 ppb
2014-02-250.110 ppb
2014-05-080.140 ppb
2014-05-080.200 ppb
2014-05-080.200 ppb
2014-05-080.270 ppb