Know Your Environment. Protect Your Health.

1,1,1-Trichloroethane

Ephrata Area Joint 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.

 

48

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND50ND
2019ND50ND
2020ND90ND
2021ND90ND
2022ND100ND
2023ND100ND

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
2018-01-047020609-01ND
2018-01-058000628-01ND
2018-04-098007939-01ND
2018-07-158020415-01ND
2018-10-018028440-01ND
2019-01-028018023-01ND
2019-01-089000133-01ND
2019-04-027004831-01ND
2019-07-027011943-01ND
2019-10-079035881-01ND
2020-01-0321627538.00ND
2020-04-0622168757.00ND
2020-04-1322168819.00ND
2020-04-1322168818.00ND
2020-07-1322753770.00ND
2020-07-1722753847.00ND
2020-07-2122753848.00ND
2020-10-0723319893.00ND
2020-10-1423319979.00ND
2021-02-1224015887.00ND
2021-02-2624015921.00ND
2021-04-0824201066.00ND
2021-04-1424390933.00ND
2021-07-0124976254.00ND
2021-07-0124976255.00ND
2021-07-1624976366.00ND
2021-10-0525545675.00ND
2021-10-0825545737.00ND
2022-01-0526077521.00ND
2022-01-3126077721.00ND
2022-02-0826247122.00ND
2022-04-0426604677.00ND
2022-04-0526604709.00ND
2022-07-1127188756.00ND
2022-07-1227188831.00ND
2022-07-2227188990.00ND
2022-10-1027782902.00ND
2022-10-2527782960.00ND
2023-01-0928307562.00ND
2023-01-2428307794.00ND
2023-01-2428307816.00ND
2023-04-1428855588.00ND
2023-04-1428855587.00ND
2023-07-1129451553.00ND
2023-07-1829451612.00ND
2023-08-2929654946.00ND
2023-10-3130028788.00ND
2023-10-3130028787.00ND