Know Your Environment. Protect Your Health.

Chromium (hexavalent)

Washington Township Mua-schoo

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).

 

32

Samples

0

Samples exceeding legal limit (MCL)

29

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20150.143 ppb3229ND - 0.370 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
2015-01-18311125P0.250 ppb
2015-01-18311122P0.170 ppb
2015-01-18311126P0.260 ppb
2015-01-19111041PND
2015-01-19311119P0.230 ppb
2015-01-19111039P0.190 ppb
2015-01-19311123P0.180 ppb
2015-01-19311120P0.170 ppb
2015-01-19111036P0.170 ppb
2015-01-19111035P0.170 ppb
2015-01-19111040P0.150 ppb
2015-01-19311124PND
2015-01-19311121P0.1000 ppb
2015-01-19111038P0.0800 ppb
2015-01-19111034P0.120 ppb
2015-01-19111037P0.0600 ppb
2015-07-20114615PND
2015-07-20314699P0.184 ppb
2015-07-20114608P0.0760 ppb
2015-07-20314700P0.0640 ppb
2015-07-20314696P0.184 ppb
2015-07-20114612P0.0380 ppb
2015-07-21114611P0.0620 ppb
2015-07-21314701P0.220 ppb
2015-07-21114609P0.177 ppb
2015-07-21314694P0.151 ppb
2015-07-21114614P0.115 ppb
2015-07-21314697P0.129 ppb
2015-07-22314698P0.370 ppb
2015-07-22114613P0.179 ppb
2015-07-22114610P0.167 ppb
2015-07-22314695P0.150 ppb