Know Your Environment. Protect Your Health.

1,1,1,2-Tetrachloroethane

Myoma Dunes Mutual Water Company

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

 

10

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND20ND
2019ND20ND
2020ND10ND
2021ND20ND
2022ND20ND
2023ND10ND

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
2018-11-19CA3310051_007_007-201811191011ND
2018-11-19CA3310051_008_008-201811191033ND
2019-11-18CA3310051_011_011-201911180951ND
2019-11-22CA3310051_010_010-201911220939ND
2020-08-24CA3310051_009_009-202008241030ND
2021-08-23CA3310051_007_007-202108230903ND
2021-08-23CA3310051_008_008-202108230835ND
2022-08-19CA3310051_011_011-202208190752ND
2022-08-19CA3310051_010_010-202208190715ND
2023-08-22CA3310051_009_009-202308220650ND