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EWG's Tap Water Database — 2019 UPDATE

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1,1,1-Trichloroethane

City of Avondale

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.

 

72

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2012ND220ND
2013ND230ND
2014ND190ND
2015ND10ND
2016ND60ND
2017ND10ND

ppb = parts per billion

State and national drinking water standards and health guidelines

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
2012-02-212021575-01VND
2012-02-212021568-01VND
2012-02-222021662-01ND
2012-02-222021661-01VND
2012-02-222021659-01VND
2012-05-072050554-01VND
2012-05-072050552-01VND
2012-05-072050550-01VND
2012-05-092050846-01VND
2012-05-092050845-01VND
2012-05-222051723-01VND
2012-08-072080599-01VND
2012-08-072080597-01VND
2012-08-082080742-01VND
2012-08-082080741-01VND
2012-08-132081047-01VND
2012-08-132081046-01VND
2012-11-142111064-01VND
2012-11-142111058-01VND
2012-11-152111192-01VND
2012-11-202111539-02ND
2012-11-202111539-01ND
2013-02-053020315-01VND
2013-02-063020474-01VND
2013-02-073020590-01VND
2013-02-073020587-01VND
2013-02-133021057-01ND
2013-02-143021154-01ND
2013-05-083050761-02ND
2013-05-083050761-01ND
2013-05-083050746-01VND
2013-05-0830504744-01ND
2013-05-133051061-01VND
2013-05-133051057-01VND
2013-08-153081429-05VND
2013-08-153081429-06VND
2013-08-153081429-04VND
2013-08-153081429-03VND
2013-08-153081429-02VND
2013-08-153081429-01VND
2013-10-303102598-01VND
2013-10-303102597-01VND
2013-10-313102691-01VND
2013-10-313102690-01VND
2013-12-193121778-01ND
2014-01-274012115-01VND
2014-01-274012114-01VND
2014-01-274012114-01ND
2014-01-284012237-01VND
2014-01-284012236-01VND
2014-01-294012322-01ND
2014-02-134021148-01VND
2014-05-204051822-01ND
2014-05-204051717-01VND
2014-05-204051718-01VND
2014-05-204051823-01VND
2014-05-224052004-01VND
2014-05-224052002-01VND
2014-08-064080590-01VND
2014-08-064080578-01VND
2014-08-074080710-01ND
2014-08-074080708-01ND
2014-08-074080711-01VND
2014-08-074080712-01VND
2015-12-035120427-01ND
2016-08-166081529-06VND
2016-08-166081529-05VND
2016-08-166081529-04VND
2016-08-166081529-03VND
2016-08-166081529-02VND
2016-08-166081529-01VND
2017-02-097020939-02ND