Know Your Environment. Protect Your Health.

1,1,1,2-Tetrachloroethane

Bois D Arc Municipal Utility District

1,1,1,2-Tetrachloroethane is a synthetic chemical used in metal degreasing and as an intermediate in industrial chemical production.

 

23

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND20ND
2019ND20ND
2020ND20ND
2021ND100ND
2022ND40ND
2023ND30ND

ppb = parts per billion

State, National, and Health Guidelines for Drinking Water

EWG Health Guideline: 1 ppb

The EWG Health Guideline of 1 ppb for 1,1,1,2-tetrachloroethane was defined by the Environmental Protection Agency as a one-in-a-million lifetime risk of cancer. Values greater than one-in-a-million cancer risk level can result in increased cancer cases above one in a million people.

ppb = parts per billion

All test results

Date Lab ID Result
2018-11-05Q1844067005ND
2018-11-05Q1844067003ND
2019-09-04Q1962033001ND
2019-09-04Q1962033003ND
2020-10-28Q2041654010ND
2020-10-28Q2041654012ND
2021-01-26Q2101873003ND
2021-06-23Q2116468008ND
2021-06-23Q2116468010ND
2021-06-30Q2117217001ND
2021-09-28Q2126459003ND
2021-09-28Q2126459005ND
2021-09-28Q2126459001ND
2021-11-29Q2133550003ND
2021-11-29Q2133550008ND
2021-11-29Q2133550010ND
2022-07-05Q2218601001ND
2022-07-05Q2218601003ND
2022-07-05Q2218601005ND
2022-11-22Q2235115001ND
2023-02-09Q2305165002ND
2023-06-27Q2324655005ND
2023-06-27Q2324655007ND