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EWG's Tap Water Database — 2021 UPDATE

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Chromium (hexavalent)

City of Chandler

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).

MORE ABOUT THIS CONTAMINANT

 

71

Samples

0

Samples exceeding legal limit (MCL)

68

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20145.21 ppb7168ND - 19.0 ppb
2015N/A00N/A
2016N/A00N/A
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
2014-02-05201402050169AM9.10 ppb
2014-02-05201402050165AM9.20 ppb
2014-02-05201402050167AM11.0 ppb
2014-02-05201402050163AM1.80 ppb
2014-02-05201402050171AM5.80 ppb
2014-02-06201402060575AM0.280 ppb
2014-02-06201402060573AM0.0410 ppb
2014-02-06201402060569AM7.70 ppb
2014-02-10201402100064AM1.90 ppb
2014-02-10201402100066AM1.70 ppb
2014-02-10201402100058AM11.0 ppb
2014-02-10201402100062AM9.00 ppb
2014-02-10201402100060AM2.60 ppb
2014-02-11201402110265AM1.20 ppb
2014-02-11201402110263AM9.30 ppb
2014-02-11201402110253AM2.00 ppb
2014-02-11201402110267AM18.0 ppb
2014-02-13201402130306AM8.30 ppb
2014-02-13201402130310AM6.80 ppb
2014-02-13201402130304AM19.0 ppb
2014-02-13201402130308AM10.00 ppb
2014-02-20201402200401AM1.60 ppb
2014-02-20201402200403AM7.80 ppb
2014-02-20201402200397AM1.20 ppb
2014-02-20201402200405AM3.80 ppb
2014-02-20201402200399AM1.80 ppb
2014-02-20201402200426AM1.40 ppb
2014-02-25201402250318AM9.70 ppb
2014-03-11201403110371AM0.660 ppb
2014-05-14201405140565AM0.610 ppb
2014-05-14201405140563AM0.0300 ppb
2014-05-14201405140569AM0.170 ppb
2014-05-14201405140567AM2.60 ppb
2014-05-14201405140561AM2.30 ppb
2014-05-19201405190041AM5.60 ppb
2014-08-05201408060492AM0.190 ppb
2014-08-05201408060490AMND
2014-08-05201408060511AM0.0770 ppb
2014-08-05201408060509AMND
2014-08-05201408060513AM9.30 ppb
2014-08-05201408060507AM1.60 ppb
2014-08-05201408060488AM1.10 ppb
2014-08-06201408060537AM1.50 ppb
2014-08-06201408060539AM2.10 ppb
2014-08-06201408060533AM5.60 ppb
2014-08-06201408060535AM1.20 ppb
2014-08-07201408070426AM2.20 ppb
2014-08-07201408070432AM9.90 ppb
2014-08-07201408070428AM6.40 ppb
2014-08-07201408070430AM8.80 ppb
2014-08-07201408070424AM9.00 ppb
2014-08-07201408070422AM19.0 ppb
2014-08-07201408070420AM8.10 ppb
2014-08-07201408070434AM8.10 ppb
2014-08-11201408110083AM0.150 ppb
2014-08-11201408110087AM19.0 ppb
2014-08-11201408110081AM6.10 ppb
2014-08-11201408110085AM14.0 ppb
2014-08-12201408120458AM15.0 ppb
2014-08-12201408120466AM0.0840 ppb
2014-08-12201408120460AM6.30 ppb
2014-08-12201408120456AM5.60 ppb
2014-08-12201408120468AM0.0470 ppb
2014-08-12201408120464AM0.830 ppb
2014-08-12201408120462AM4.10 ppb
2014-11-06201411070160AM2.30 ppb
2014-11-06201411070162AMND
2014-11-06201411070168AM0.250 ppb
2014-11-06201411070164AM0.510 ppb
2014-11-06201411070166AM4.80 ppb
2014-11-18201411180260AM12.0 ppb