Know Your Environment. Protect Your Health.

1,1,1-Trichloroethane

Mcconnellsburg Borough Municipal Authority

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.

 

24

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20180.700 ppb42ND - 1.70 ppb
20190.575 ppb42ND - 1.70 ppb
20200.928 ppb42ND - 2.19 ppb
20210.873 ppb42ND - 2.05 ppb
20220.633 ppb42ND - 1.48 ppb
20230.775 ppb42ND - 1.60 ppb

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
2018-03-28(102) HORTONND
2018-10-17(101) RESERVND
2018-10-17(104) SECRES1.10 ppb
2018-10-17(105) SECRES1.70 ppb
2019-07-17(102) HORTONND
2019-07-17(104) SECRES0.600 ppb
2019-07-17(105) SECRES1.70 ppb
2019-07-17(101) RESERVND
2020-06-1722495006.001.52 ppb
2020-06-1722495005.00ND
2020-06-1722495004.00ND
2020-07-2222685949.002.19 ppb
2021-07-0724907865.00ND
2021-07-0724907864.00ND
2021-07-0724907866.001.44 ppb
2021-07-0724907867.002.05 ppb
2022-06-0626923301.00ND
2022-06-0626923302.001.05 ppb
2022-06-0626923300.00ND
2022-06-0626923303.001.48 ppb
2023-06-1529190966.00ND
2023-06-1529190987.001.50 ppb
2023-06-1529191095.00ND
2023-08-1629582860.001.60 ppb