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EWG's Tap Water Database — 2021 UPDATE

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Chromium (hexavalent)

Greenville Utilities Comm.

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

 

24

Samples

0

Samples exceeding legal limit (MCL)

14

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20140.0208 ppb94ND - 0.0560 ppb
20150.0620 ppb1510ND - 0.230 ppb
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
2014-11-04201411050656AM0.0540 ppb
2014-11-04201411050472AMND
2014-11-04201411050526AMND
2014-11-04201411050568AM0.0390 ppb
2014-11-04201411050555AMND
2014-11-04201411050559AMND
2014-11-04201411050288AM0.0560 ppb
2014-11-04201411050238AMND
2014-11-04201411050552AM0.0380 ppb
2015-02-05201502060281AM0.0460 ppb
2015-02-05201502060269AM0.0640 ppb
2015-02-05201502060220AM0.0490 ppb
2015-05-12201505130199AMND
2015-05-12201505130226AMND
2015-05-12201505130207AMND
2015-05-12201505130205AMND
2015-05-12201505130222AMND
2015-05-12201505130238AM0.0640 ppb
2015-05-14201505150394AM0.230 ppb
2015-05-14201505150392AM0.180 ppb
2015-05-28201505290267AM0.110 ppb
2015-08-25201508260573AM0.0560 ppb
2015-08-25201508260563AM0.0600 ppb
2015-08-25201508260571AM0.0710 ppb