Know Your Environment. Protect Your Health.

1,1,1,2-Tetrachloroethane

City of New Summerfield

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

 

14

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
2021ND20ND
2022ND20ND
2023ND40ND

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
2018-10-25Q1843100001ND
2018-10-25Q1843100004ND
2019-03-21Q1911964003ND
2019-03-21Q1911964009ND
2020-03-23Q2012158003ND
2020-03-23Q2012158005ND
2021-03-01Q2105152005ND
2021-08-12Q2121675009ND
2022-02-02Q2203981003ND
2022-02-02Q2203981005ND
2023-04-25Q2315546001ND
2023-04-25Q2315546003ND
2023-07-03Q2326031003ND
2023-10-13Q2343897001ND