Know Your Environment. Protect Your Health.

1,1-Dichloroethane

Deforest Waterworks

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

 

17

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20180.370 ppb110.370 ppb
2019N/A00N/A
2020N/A00N/A
20210.445 ppb220.330 ppb - 0.560 ppb
20220.150 ppb21ND - 0.300 ppb
20230.168 ppb125ND - 0.560 ppb

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
2018-08-294040070010.370 ppb
2021-04-1312486110.330 ppb
2021-04-1312486100.560 ppb
2022-07-261326226ND
2022-08-2313315560.300 ppb
2023-03-21669283001ND
2023-03-216692820010.400 ppb
2023-06-086827430010.310 ppb
2023-06-08682745001ND
2023-07-25691015001ND
2023-07-25691015002ND
2023-09-076989530030.340 ppb
2023-09-076989530010.400 ppb
2023-09-19701208001ND
2023-09-19701205001ND
2023-12-12714406001ND
2023-12-127144060020.560 ppb