Know Your Environment. Protect Your Health.

Chromium (hexavalent)

Consolidated Irrig District 19 System 2

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
20150.152 ppb16160.1000 ppb - 0.211 ppb
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
2015-04-23WA97-SE1-15-08314-189840.1000 ppb
2015-04-23WA97-SE1-15-08314-189850.211 ppb
2015-04-23WA97-SE1-15-08314-189860.139 ppb
2015-04-23WA97-SE1-15-08314-189870.143 ppb
2015-04-23WA97-SE1-15-08314-189880.104 ppb
2015-04-23WA97-SE1-15-08314-189820.144 ppb
2015-04-23WA97-SE1-15-08314-189810.211 ppb
2015-04-25WA97-SE1-15-08314-189830.143 ppb
2015-10-13WA97-SE2-15-22682-504480.103 ppb
2015-10-13WA97-SE2-15-22682-504520.133 ppb
2015-10-13WA97-SE2-15-22682-504500.129 ppb
2015-10-13WA97-SE2-15-22682-504490.211 ppb
2015-10-13WA97-SE2-15-22682-504510.161 ppb
2015-10-13WA97-SE2-15-22682-504460.138 ppb
2015-10-13WA97-SE2-15-22682-504450.208 ppb
2015-10-13WA97-SE2-15-22682-504470.154 ppb