Know Your Environment. Protect Your Health.

1,1,1-Trichloroethane

Pilot Mountain, Town of

NOTE: Pilot Mountain, Town of purchases water from City of Mount Airy which is required to test for 1,1,1-trichloroethane. Sample information shown below was taken by City of Mount Airy.

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.

 

10

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

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

NOTE: Pilot Mountain, Town of purchases water from City of Mount Airy which is required to test for 1,1,1-trichloroethane. Sample information shown below was taken by City of Mount Airy.

Date Lab ID Result
2018-01-3045855-03ND
2018-01-3045855-06ND
2020-01-2877782-03ND
2020-01-2877782-07ND
2021-01-26189-21ND
2021-01-26192-21ND
2022-01-25255-22ND
2022-01-25258-22ND
2023-02-0737729_23-06135ND
2023-02-0737729_23-06136ND