Know Your Environment. Protect Your Health.

Chromium (hexavalent)

Ely Municipal Water Department

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)

8

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20130.946 ppb770.0620 ppb - 2.60 ppb
20140.800 ppb110.800 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 Lab ID Result
2013-02-27100397Q0.770 ppb
2013-02-27300513P0.780 ppb
2013-10-23101947P0.0620 ppb
2013-10-23101943P0.770 ppb
2013-10-23101946P0.780 ppb
2013-10-23101944P0.860 ppb
2013-10-23101945P2.60 ppb
2014-03-12302904R0.800 ppb