Know Your Environment. Protect Your Health.

1,1,1-Trichloroethane

E Greenville Borough Water Department

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.

 

12

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20180.250 ppb21ND - 0.500 ppb
20190.250 ppb21ND - 0.500 ppb
20200.300 ppb21ND - 0.600 ppb
20210.400 ppb21ND - 0.800 ppb
2022ND20ND
2023ND20ND

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
2018-10-248028884-01ND
2018-10-248028884-020.500 ppb
2019-10-089034268-01ND
2019-10-099034268-020.500 ppb
2020-10-1323181124.00ND
2020-10-1423181125.000.600 ppb
2021-10-0425403128.00ND
2021-10-0425403129.000.800 ppb
2022-10-3127640333.00ND
2022-11-0227640334.00ND
2023-10-0329699031.00ND
2023-10-0329699032.00ND