Know Your Environment. Protect Your Health.

1,1-Dichloroethane

Chalk Hill Special Utility District

1,1-Dichloroethane is used in industrial chemical synthesis; in plastics, paint, varnish and finish removers; and as a pesticide. It can cause cancer.

 

20

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2013N/A00N/A
2014N/A00N/A
2015N/A00N/A
2016N/A00N/A
2017N/A00N/A
2018ND30ND
2019ND40ND
2020ND40ND
2021ND30ND
2022ND30ND
2023ND30ND

ppb = parts per billion

State, National, and Health Guidelines for Drinking Water

EWG Health Guideline: 3 ppb

The EWG Health Guideline of 3 ppb for 1,1-dichloroethane 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
2018-06-20Q1824487007ND
2018-06-20Q1824487009ND
2018-06-20Q1824487006ND
2019-01-10Q1901411003ND
2019-04-08Q1914000002ND
2019-04-08Q1914000005ND
2019-04-08Q1914000006ND
2020-03-23Q2012183003ND
2020-05-21Q2020369001ND
2020-12-17Q2050083008ND
2020-12-17Q2050083006ND
2021-11-09Q2131359012ND
2021-11-09Q2131359014ND
2021-11-09Q2131359016ND
2022-12-13Q2237298001ND
2022-12-13Q2237298003ND
2022-12-13Q2237298005ND
2023-03-20Q2310465003ND
2023-05-23Q2319409005ND
2023-05-23Q2319409007ND