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EWG's Tap Water Database — 2021 UPDATE

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1,1,1-Trichloroethane

Westbury WD

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.

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366

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2013N/A00N/A
20140.215 ppb6618ND - 1.20 ppb
20150.160 ppb307ND - 0.840 ppb
20160.210 ppb7121ND - 1.64 ppb
20170.153 ppb7418ND - 0.820 ppb
20180.132 ppb6013ND - 0.750 ppb
20190.124 ppb6513ND - 0.830 ppb

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
2014-01-071401144-001-POCS1.10 ppb
2014-01-071401144-002-POCSND
2014-01-131401419-001-POCSND
2014-02-041402046-001-POCS0.800 ppb
2014-02-041402046-008-POCSND
2014-02-041402046-010-POCSND
2014-02-041402046-002-POCS0.700 ppb
2014-02-041402046-009-POCSND
2014-02-041402046-004-POCS0.600 ppb
2014-02-041402046-006-POCS0.800 ppb
2014-02-041402046-003-POCSND
2014-02-041402046-005-POCSND
2014-02-101402370-001-POCSND
2014-03-031403023-001-POCS1.20 ppb
2014-03-031403023-002-POCSND
2014-03-101403536-001-POCSND
2014-04-071404436-002-POCSND
2014-04-071404436-001-POCS0.570 ppb
2014-05-071405463-007-POCSND
2014-05-071405463-003-POCSND
2014-05-071405463-006-POCS0.680 ppb
2014-05-071405463-009-POCSND
2014-05-071405463-002-POCS0.840 ppb
2014-05-071405463-008-POCSND
2014-05-071405463-001-POCS0.510 ppb
2014-05-071405463-005-POCSND
2014-05-071405463-004-POCSND
2014-06-026005-002-POCSND
2014-06-021406005-001-POCSND
2014-06-091406551-001-POCSND
2014-07-071407316-002-POCSND
2014-07-071407316-001-POCS0.880 ppb
2014-07-141407872-001-POCSND
2014-08-051408179-003-POCSND
2014-08-051408179-006-POCSND
2014-08-051408179-004-POCSND
2014-08-051408179-010-POCSND
2014-08-051408179-007-POCS0.800 ppb
2014-08-051408179-005-POCSND
2014-08-051408179-002-POCSND
2014-08-051408179-008-POCSND
2014-08-051408179-001-POCSND
2014-08-051408179-011-POCSND
2014-08-051408179-009-POCSND
2014-08-111408622-001-POCSND
2014-09-021409021-001-POCS1.000 ppb
2014-09-021409021-002-POCSND
2014-09-051409463-001-POCSND
2014-10-061410300-001-POCS0.860 ppb
2014-10-061410300-002-POCSND
2014-10-141410877-001-POCSND
2014-11-041411136-009-POCSND
2014-11-041411136-006-POCSND
2014-11-041411136-008-POCSND
2014-11-041411136-005-POCS0.540 ppb
2014-11-041411136-007-POCS0.620 ppb
2014-11-041411136-001-POCS0.800 ppb
2014-11-04141113-002-POCSND
2014-11-041411136-011-POCSND
2014-11-041411136-004-POCSND
2014-11-041411136-010-POCSND
2014-11-041411136-003-POCSND
2014-11-101411577-001-POCSND
2014-12-011412007-002-POCSND
2014-12-081412524-001-POCSND
2014-12-101412007-001-POCS0.870 ppb
2015-01-051501059-001-POCS0.820 ppb
2015-01-121501524-001-POCSND
2015-02-051502276-001-POCS0.720 ppb
2015-02-051502276-006-POCS0.570 ppb
2015-02-051502276-003-POCSND
2015-02-051502276-002-POCSND
2015-02-051502276-004-POCSND
2015-02-051502276-008-POCSND
2015-02-051502276-007-POCSND
2015-02-051502276-005-POCSND
2015-02-051502276-009-POCSND
2015-02-051502276-010-POCSND
2015-02-091502450-001-POCSND
2015-03-021503010-001-POCSND
2015-03-101503564-001-POCSND
2015-04-061504295-001-POCSND
2015-04-131504854-001-POCSND
2015-05-061505350-005-POCS0.500 ppb
2015-05-061505350-002-POCS0.720 ppb
2015-05-061505350-006-POCS0.640 ppb
2015-05-061505350-008-POCSND
2015-05-061505350-003-POCSND
2015-05-061505350-004-POCSND
2015-05-061505350-009-POCSND
2015-05-061505350-001-POCSND
2015-05-061505350-007-POCSND
2015-05-061505350-010-POCSND
2015-05-121505775-001-POCSND
2015-06-011506010-001-POCS0.840 ppb
2015-06-081506618-001-POCSND
2016-01-041601033-001A-POC0.770 ppb
2016-01-111601546-001-POCND
2016-01-141601033-002A-POCND
2016-02-021602130-008-POCND
2016-02-021602130-001-POC0.690 ppb
2016-02-021602130-002-POC0.510 ppb
2016-02-021602130-005-POCND
2016-02-021602130-006-POC0.580 ppb
2016-02-021602130-003-POCND
2016-02-021602130-007-POCND
2016-02-021602130-004-POC0.510 ppb
2016-02-021602130-009-POCND
2016-02-081602614-001-POCND
2016-03-071603469-001A-POC0.910 ppb
2016-03-071603469-002A-POCND
2016-03-141603A56-001-POCND
2016-04-041604168-001-POC0.500 ppb
2016-04-041604168-002-POCND
2016-04-111604972-001-POCND
2016-05-041605277-002ND
2016-05-041605277-011ND
2016-05-041605277-006ND
2016-05-041605277-0010.730 ppb
2016-05-041605277-010ND
2016-05-041605277-003ND
2016-05-041605277-004ND
2016-05-041605277-0070.640 ppb
2016-05-041605277-0050.500 ppb
2016-05-041605277-009ND
2016-05-041605277-008ND
2016-05-091605687-001ND
2016-06-061602130-010-POCND
2016-06-061606436-001-POC0.500 ppb
2016-06-061606436-002-POCND
2016-06-131606C14-001ND
2016-07-051607148-002ND
2016-07-051607148-0010.840 ppb
2016-07-271607N07-001ND
2016-08-031508039-007ND
2016-08-031508039-0061.64 ppb
2016-08-081608759-007ND
2016-08-081608759-0020.610 ppb
2016-08-081608759-011ND
2016-08-081608759-003ND
2016-08-081608759-008ND
2016-08-081608759-0010.640 ppb
2016-08-081608759-005ND
2016-08-081608759-009ND
2016-08-081608579-010ND
2016-08-081608759-004ND
2016-08-081608759-0060.570 ppb
2016-08-151608D72-001ND
2016-09-061609215-002ND
2016-09-061609215-0010.830 ppb
2016-09-121609778-001ND
2016-10-03701013002-POCND
2016-10-03701013001-POC0.800 ppb
2016-11-07703828009-POCND
2016-11-07703828008-POCND
2016-11-07703828005-POC0.640 ppb
2016-11-07703828002ND
2016-11-077038280010.850 ppb
2016-11-07703828007-POCND
2016-11-07703827001-POCND
2016-11-07703828003ND
2016-11-07703828004-POCND
2016-11-07703828006-POCND
2016-11-14704490001ND
2016-12-05705973001-POC0.660 ppb
2016-12-05705973002-POCND
2016-12-12706570001-POCND
2017-01-037080910010.650 ppb
2017-01-03708091002ND
2017-01-09708640001-POCND
2017-02-077010693001-POC0.730 ppb
2017-02-077010693004-POCND
2017-02-077010693005-POC0.550 ppb
2017-02-077010693007-POCND
2017-02-077010693009-POCND
2017-02-077010693003-POCND
2017-02-077010693008-POCND
2017-02-077010693006-POCND
2017-02-077010693002-POCND
2017-02-137011145001-POCND
2017-03-067012656003-POCND
2017-03-067012656002-POC0.740 ppb
2017-03-137013268001--POCND
2017-03-137013268001ND
2017-04-037014693002-POCND
2017-04-037014693001-POCND
2017-04-107015355001-POCND
2017-05-017017331003-POCSND
2017-05-0170137331001-POCS0.610 ppb
2017-05-017017331010-POCSND
2017-05-017017331007-POCSND
2017-05-017017331008-POCSND
2017-05-017017331009-POCSND
2017-05-017017331006-POCS0.520 ppb
2017-05-017017331001-POCS0.610 ppb
2017-05-017017331002-POCSND
2017-05-017017331004-POCSND
2017-05-017017331005-POCSND
2017-05-087018007001ND
2017-05-227019227006-POCND
2017-06-057020308002-POCND
2017-06-057020308001-POC0.640 ppb
2017-06-127021023008-POCSND
2017-07-037023023001-POCS0.800 ppb
2017-07-037023023002-POCSND
2017-07-107023533005ND
2017-08-077026345006-POCSND
2017-08-077026345010-POCSND
2017-08-077026344001-POCND
2017-08-077026345008-POCSND
2017-08-077026345003-POCSND
2017-08-077026345004-POCSND
2017-08-077026345009-POCSND
2017-08-077026345005-POCSND
2017-08-077026345002-POCS0.500 ppb
2017-08-077026345007-POCSND
2017-08-077026345001-POCS0.720 ppb
2017-08-157027244001-POCND
2017-09-057028842001-POC0.820 ppb
2017-09-057028842002-POCND
2017-09-117029449001-POCND
2017-10-027031530001-POC0.540 ppb
2017-10-027031530002-POCND
2017-10-027031530004-POC0.530 ppb
2017-10-027031530003-POCND
2017-10-107032356001-POCND
2017-11-077034982001-POC0.590 ppb
2017-11-077034982005-POCND
2017-11-077034982009-POCND
2017-11-077034982002-POCND
2017-11-077034982008-POCND
2017-11-077034982003-POCND
2017-11-077034982007-POCND
2017-11-077034982004-POCND
2017-11-077034982006-POC0.590 ppb
2017-11-137035532001-POCND
2017-11-137035532002-POCND
2017-12-047037037001-POC0.610 ppb
2017-12-047037037002-POCND
2017-12-047037037003-POCND
2017-12-047037037004-POC0.580 ppb
2018-01-027039417001-POCND
2018-01-127040246001-POCND
2018-02-057041994004ND
2018-02-057041994001ND
2018-02-057041994002ND
2018-02-0570419940030.550 ppb
2018-02-057041994007ND
2018-02-057041994006ND
2018-02-057041994008ND
2018-02-057041994009ND
2018-02-0570419940050.680 ppb
2018-03-057044396001ND
2018-03-057044396002ND
2018-04-027046842001ND
2018-04-027046842002ND
2018-05-077050725003ND
2018-05-077050725004ND
2018-05-077050725009ND
2018-05-077050725001ND
2018-05-0770507250050.630 ppb
2018-05-077050725006ND
2018-05-077050725008ND
2018-05-0770507250020.620 ppb
2018-05-077050725007ND
2018-06-047053525002ND
2018-06-047053525001ND
2018-06-077054443001ND
2018-07-027056829002ND
2018-07-0270568290010.600 ppb
2018-07-097057426001-POCND
2018-08-077060609001-POC0.510 ppb
2018-08-077060609003-POC0.720 ppb
2018-08-077060609004-POCND
2018-08-077060609002-POCND
2018-08-077060609006-POCND
2018-08-077060609007-POCND
2018-08-077060609005-POCND
2018-08-137061297001-POC0.540 ppb
2018-09-047063493002ND
2018-09-0470634930010.520 ppb
2018-09-107064151001ND
2018-10-0170663300022ND
2018-10-017066330001ND
2018-10-097067248001ND
2018-11-067070098005ND
2018-11-0670700980010.620 ppb
2018-11-067070098002ND
2018-11-067070098009ND
2018-11-0670700980060.750 ppb
2018-11-067070098008ND
2018-11-067070098007ND
2018-11-067070098003ND
2018-11-067070098010ND
2018-11-067070098004ND
2018-11-137070823002ND
2018-11-137070823003ND
2018-11-1370708230010.590 ppb
2018-12-037072619002ND
2018-12-0370726190010.600 ppb
2018-12-107073380001ND
2019-01-147076470001ND
2019-01-1770769220010.550 ppb
2019-01-17707692002ND
2019-02-057078410002ND
2019-02-057078410003ND
2019-02-0570784100010.540 ppb
2019-02-057078410008ND
2019-02-057078410007ND
2019-02-057078410004ND
2019-02-0570784100060.710 ppb
2019-02-057078410009ND
2019-02-057078410010ND
2019-02-057078410005ND
2019-03-047081136002ND
2019-03-047081136001ND
2019-03-287083764001ND
2019-04-017083996002ND
2019-04-0170839960010.620 ppb
2019-04-087084909001ND
2019-05-067088250007ND
2019-05-0670882500060.830 ppb
2019-05-067088250002ND
2019-05-0670882500040.570 ppb
2019-05-067088250005ND
2019-05-067088250003ND
2019-05-067088250010ND
2019-05-0670882500010.610 ppb
2019-05-067088250009ND
2019-05-067088250008ND
2019-06-047091925002ND
2019-06-047091925001ND
2019-06-107092862001ND
2019-06-1170960810010.580 ppb
2019-07-027096081002ND
2019-07-087096594001ND
2019-08-1570101469003ND
2019-08-1570101469011ND
2019-08-1570101469004ND
2019-08-1570101469009ND
2019-08-1570101469002ND
2019-08-15701014690010.560 ppb
2019-08-1570101469010ND
2019-08-15701014690070.680 ppb
2019-08-1570101469006ND
2019-08-15701014690050.550 ppb
2019-08-1570101469008ND
2019-09-0370103401002-POCND
2019-09-0370103401001ND
2019-09-0970104129001ND
2019-09-2670106427001ND
2019-10-0770107468002ND
2019-10-0770107468001ND
2019-10-2270109290001ND
2019-11-0470110542005ND
2019-11-0470110542009ND
2019-11-0470110542004ND
2019-11-0470110542011ND
2019-11-0470110542006ND
2019-11-04701105420020.630 ppb
2019-11-0470110542010ND
2019-11-0470110542001ND
2019-11-0470110542008ND
2019-11-0470110542003ND
2019-11-04701105420070.640 ppb
2019-11-1270112280001ND