Know Your Environment. Protect Your Health.

Chromium (hexavalent)

Ward II Water District

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).

 

18

Samples

0

Samples exceeding legal limit (MCL)

1

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20130.00178 ppb181ND - 0.0320 ppb
2014N/A00N/A
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
2013-08-2635106288007AMND
2013-08-2635106288009AMND
2013-08-2635106288021AMND
2013-08-2635106288015AMND
2013-08-2635106288003AMND
2013-08-2635106288019AMND
2013-08-2635106288011AMND
2013-08-2635106288013AMND
2013-08-2635106288005AMND
2013-08-2635106288017AMND
2013-08-2635106288001AMND
2013-08-2835106288025AMND
2013-08-2835106288023AMND
2013-08-2835106288031AMND
2013-08-2835106288027AMND
2013-08-2835106288029AMND
2013-08-2835106288030AMND
2013-09-2335109385001AM0.0320 ppb