Know Your Environment. Protect Your Health.

1,1,1-Trichloroethane

Cal Am - Dunnigan

1,1,1-Trichloroethane is a solvent and a degreasing agent used for manufacturing metal products and as ingredient in cleaners and aerosols. Exposure to 1,1,1-trichloroethane can harm the nervous system, liver and circulatory system.

 

9

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND10ND
2019ND10ND
2020N/A00N/A
2021ND10ND
2022ND20ND
2023ND40ND

ppb = parts per billion

State, National, and Health Guidelines for Drinking Water

EPA Maximum Contaminant
Level (MCL): 200 ppb

The legal limit for 1,1,1-trichloroethane, established in 1987, was based on toxicity studies conducted in laboratory animals in the 1970s and 1980s.

ppb = parts per billion

All test results

Date Lab ID Result
2018-05-08CA5700712_001_001-201805081000ND
2019-08-14CA5700712_001_001-201908141300ND
2021-08-12CA5700712_011_011-202108121008ND
2022-03-17CA5700712_001_001-202203171130ND
2022-08-23CA5700712_050_050-202208230900ND
2023-01-17CA5700712_050_050-202301171100ND
2023-05-08CA5700712_050_050-202305081020ND
2023-08-03CA5700712_050_050-202308031050ND
2023-11-08CA5700712_050_050-202311080940ND