Know Your Environment. Protect Your Health.

1,1,1-Trichloroethane

Prineville, City of

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
2018ND10ND
2019ND30ND
2020ND10ND
2021ND10ND
2022ND60ND
2023N/A00N/A

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
2018-11-061884729-VND
2019-05-201935386-VND
2019-05-201935392-VND
2019-05-201935387-VND
2020-03-19X040779-VND
2021-02-08X044752-VND
2022-04-2622-27115-VND
2022-04-2622-27123-VND
2022-05-12X050385-VND
2022-05-2422-33327-VND
2022-05-2422-33318-VND
2022-05-2422-33319-VND