Menu

EWG's Tap Water Database — 2021 UPDATE

Donate

Chromium (hexavalent)

Macomb Township

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
2014N/A00N/A
20150.153 ppb660.1000 ppb - 0.210 ppb
20160.190 ppb220.170 ppb - 0.210 ppb
2017N/A00N/A
2018N/A00N/A
2019N/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
2015-03-10287202010.1000 ppb
2015-03-10287201010.110 ppb
2015-06-10290856010.200 ppb
2015-06-10290857010.160 ppb
2015-09-10301839010.140 ppb
2015-09-10301838010.210 ppb
2016-01-0533838410.210 ppb
2016-01-0533838320.170 ppb