Know Your Environment. Protect Your Health.

1,1-Dichloroethane

Concho Rural Water Grape Creek

NOTE: Concho Rural Water Grape Creek purchases water from City of San Angelo which is required to test for 1,1-dichloroethane. Sample information shown below was taken by City of San Angelo.

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

 

10

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2013ND20ND
2014ND20ND
2015N/A00N/A
2016N/A00N/A
2017N/A00N/A
2018ND40ND
2019ND40ND
2020ND40ND
2021ND40ND
2022ND40ND
2023ND40ND

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

NOTE: Concho Rural Water Grape Creek purchases water from City of San Angelo which is required to test for 1,1-dichloroethane. Sample information shown below was taken by City of San Angelo.

Date Lab ID Result
2013-08-26201308270155AMND
2013-11-25201311260124AMND
2014-02-20201402210248AMND
2014-05-20201405210834AMND
2018-02-28Q1808687007ND
2019-05-07Q1920785002ND
2020-02-18Q2006105001ND
2021-04-27Q2110656002ND
2022-02-14Q2205298009ND
2023-02-15Q2306325010ND