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EWG's Tap Water Database — 2021 UPDATE

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1,1-Dichloroethane

Port Washington WD

1,1-Dichloroethane is used in industrial chemical synthesis; in plastics, paint, varnish and finish removers; and as a pesticide. It can cause cancer.

MORE ABOUT THIS CONTAMINANT

 

528

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20130.523 ppb85ND - 1.60 ppb
20140.537 ppb9743ND - 2.40 ppb
20150.668 ppb8943ND - 2.30 ppb
20160.368 ppb8728ND - 2.20 ppb
20170.300 ppb8826ND - 2.30 ppb
20180.465 ppb8027ND - 2.20 ppb
20190.329 ppb7924ND - 2.10 ppb

ppb = parts per billion

State and national drinking water standards and health guidelines

EWG Health Guideline 3 ppb

The EWG Health Guideline of 3 ppb for 1,1-dichloroethane was defined by the California Office of Environmental Health Hazard Assessment as a public health goal, the level of a drinking water contaminant that does not pose a significant health risk. This health guideline protects against cancer.

ppb = parts per billion

All test results

Date Lab ID Result
2013-08-19052090.190 ppb
2013-08-19098091.60 ppb
2013-08-19058760.570 ppb
2013-08-19048600.420 ppb
2013-08-1990022ND
2013-08-2001716ND
2013-08-20020301.40 ppb
2013-09-2402052ND
2014-01-061401093-004-POCS0.600 ppb
2014-01-061401093-005-POCSND
2014-01-061401093-002-POCSND
2014-01-061401093-010-POCS1.40 ppb
2014-01-061401093-008-POCS2.00 ppb
2014-01-131401494-005-POCSND
2014-01-131401494-003-POCSND
2014-02-041402076-006-POCS1.20 ppb
2014-02-041402076-005-POCSND
2014-02-041402076-002-POCSND
2014-02-041402074-002-POCSND
2014-02-041402076-003-POCSND
2014-02-041402076-004-POCSND
2014-02-041402076-001-POCS1.80 ppb
2014-02-20UCMR3 058760.400 ppb
2014-02-20UCMR3 020520.250 ppb
2014-02-20UCMR3 098091.20 ppb
2014-02-20UCMR3 90022ND
2014-02-21UCMR3 052090.150 ppb
2014-02-21UCMR3 01716ND
2014-02-21UCMR3 020300.880 ppb
2014-03-031403084-003-POCSND
2014-03-031403084-004-POCSND
2014-03-031403084-006-POCS1.30 ppb
2014-03-031403084-005-POCSND
2014-03-031403084-002-POCS0.540 ppb
2014-03-031403084-001-POCS2.00 ppb
2014-03-031403083-002-POCSND
2014-04-071404525-005A-POCND
2014-04-071404525-006A-POC0.550 ppb
2014-04-071404525-001A-POC0.500 ppb
2014-04-071404525-008A-POCND
2014-04-071404525-003A-POC1.60 ppb
2014-04-141404A14-008-POCS2.30 ppb
2014-04-141404A14-004-POCSND
2014-04-141404A14-007-POCSND
2014-05-051405250-004-POCSND
2014-05-051405250-005-POCSND
2014-05-051405250-003-POCS0.830 ppb
2014-05-051405250-007-POCS1.60 ppb
2014-05-051405250-002-POCSND
2014-05-051405250-001-POCSND
2014-05-051405250-006-POCSND
2014-05-271405I94-001-POCSND
2014-05-2714060.830 ppb
2014-06-021406105-001-POCS0.960 ppb
2014-06-021406100-001-POCS0.540 ppb
2014-06-021406102-001-POCSND
2014-06-021406106-001-POCSND
2014-06-021406097-001-POCS1.70 ppb
2014-06-021406098-001-POCSND
2014-06-021406107-001-POCSND
2014-07-07407363-006-POCSND
2014-07-071407363-001-POCSND
2014-07-071407363-008-POCS2.40 ppb
2014-07-071407363-003-POCS0.620 ppb
2014-07-141407941-001-POCSND
2014-07-141407941-008-POCS1.20 ppb
2014-07-141407941-006-POCS1.30 ppb
2014-07-141407941-009-POCSND
2014-08-041408148-003-POCS1.10 ppb
2014-08-0414081498-004-POCND
2014-08-041408148-007-POCSND
2014-08-041408148-005-POCSND
2014-08-041408148-002-POCSND
2014-08-041408148-006-POCS1.50 ppb
2014-08-281408K67-001-POCS0.580 ppb
2014-09-081409533-004-POCS0.560 ppb
2014-09-081409533-002-POCS1.80 ppb
2014-09-081409533-005-POCSND
2014-09-08140953-003-POCS1.60 ppb
2014-09-081409533-006-POCSND
2014-09-081409533-007-POCS1.30 ppb
2014-09-081409533-008-POCSND
2014-09-081409533-001-POCSND
2014-10-061410353-005A-POCND
2014-10-061410353-006A-POC1.70 ppb
2014-10-061410353-003A-POCND
2014-10-061410353-001A-POC1.30 ppb
2014-10-061410353-008A-POCND
2014-10-141410973-006A-POCND
2014-10-141410973-002A-POC1.70 ppb
2014-10-311410K73-001-POCSND
2014-11-031411082-005-POCS1.10 ppb
2014-11-031411082-002-POCSND
2014-11-031411082-006-POCS1.40 ppb
2014-11-031411082-007-POCSND
2014-11-031411082-001-POCS1.60 ppb
2014-11-031411082-003-POCSND
2014-11-031411082-004-POCSND
2014-12-011412060-002-POCSND
2014-12-011412060-006-POCSND
2014-12-011412060-001-POCS1.60 ppb
2014-12-011412060-007-POCS1.10 ppb
2014-12-011412060-005-POCS1.50 ppb
2014-12-011412060-004-POCSND
2014-12-011412060-003-POCSND
2015-01-051501127-004A-POCND
2015-01-051501127-007A-POCND
2015-01-051501127-002A-POC1.70 ppb
2015-01-051501127-005A-POC1.20 ppb
2015-01-121501610-003A-POC0.500 ppb
2015-01-121501610-002A-POC1.60 ppb
2015-01-121501610-006A-POCND
2015-02-031502147-003-POCSND
2015-02-031502147-002-POCS1.40 ppb
2015-02-031502147-001-POCSND
2015-02-031502147-006-POCS1.30 ppb
2015-02-031502147-007-POCS0.910 ppb
2015-02-031502147-005-POCSND
2015-02-031502147-004-POCSND
2015-03-021503070-001-POCS0.520 ppb
2015-03-021503070-004-POCSND
2015-03-021503070-006-POCS1.50 ppb
2015-03-021503070-002-POCSND
2015-03-021503070-005-POCSND
2015-03-021503070-003-POCS1.90 ppb
2015-04-061504353-006-POCS0.550 ppb
2015-04-061504351-003-POC1.78 ppb
2015-04-061504351-001-POCSND
2015-04-061504351-002-POCSND
2015-04-131504912-006-POCSND
2015-04-131504912-005-POCS1.52 ppb
2015-04-131504912-001-POCSND
2015-04-221504H15-002-POCS1.41 ppb
2015-05-041505209-002-POCS1.85 ppb
2015-05-041505209-001-POCSND
2015-05-041505209-003-POCSND
2015-05-041505209-004-POCSND
2015-05-041505209-008-POCS1.77 ppb
2015-05-041505209-007-POCS0.520 ppb
2015-05-041505209-006-POCSND
2015-05-041505209-005-POCS1.39 ppb
2015-06-011506097-001-POCSND
2015-06-011506097-004-POCSND
2015-06-011506095-001-POCS0.600 ppb
2015-06-011506097-005-POCS2.30 ppb
2015-06-011506097-002-POCS2.05 ppb
2015-06-011506097-003-POCSND
2015-06-081506673-002-POCS1.23 ppb
2015-06-081506673-001-POCSND
2015-07-061507283-002A-POC1.61 ppb
2015-07-061507283-006A-POCND
2015-07-061507283-003A-POC0.510 ppb
2015-07-131507819-004A-POC1.34 ppb
2015-07-131507898-002A-POCND
2015-07-131507819-006A-POCND
2015-07-201507D89-002-POCS1.99 ppb
2015-07-201507D89-005-POCSND
2015-08-031508065-003-POCSND
2015-08-031508065-006-POCS1.63 ppb
2015-08-031508065-001-POCSND
2015-08-031508065-004-POCSND
2015-08-031508065-002-POCS1.41 ppb
2015-08-101508744-001-POCSND
2015-08-101508744-002-POCS2.07 ppb
2015-08-101508744-003-POCS0.630 ppb
2015-09-081509491-001-POCSND
2015-09-081509485-001-POCSND
2015-09-081509494-001-POCS1.38 ppb
2015-09-081509496-001-POCS0.500 ppb
2015-09-141509978-002-POCSND
2015-09-141509972-001-POCS1.74 ppb
2015-09-141509976-002-POCS2.02 ppb
2015-10-051510290-001A-POCND
2015-10-051510290-004A0.580 ppb
2015-10-051510290-007AND
2015-10-051510290-003A2.25 ppb
2015-10-131510941-003A-POC1.53 ppb
2015-10-131510938-002A1.96 ppb
2015-10-131510948-001AND
2015-10-2615110J75-001A-POND
2015-11-021511049-001-POCSND
2015-11-021511045-001-POCS1.06 ppb
2015-11-021511044-0021.43 ppb
2015-11-021511046-001-POCSND
2015-11-091511643-002-POCSND
2015-11-091511651-002-POCSND
2015-11-091511657-002-POCS1.49 ppb
2015-12-071512502-001-POCSND
2015-12-071512500-0021.78 ppb
2015-12-071512501-002-POCSND
2015-12-141512B71-004-POCSND
2015-12-141512B71-001-POCSND
2015-12-141512B71-002-POCS1.02 ppb
2015-12-141512B71-003-POCSND
2016-01-041601047-003-POCSND
2016-01-041601047-002-POCSND
2016-01-041601045-002-POCS1.38 ppb
2016-01-041601043-002-POCS0.860 ppb
2016-01-097086140011.80 ppb
2016-01-111601581-001-POCS0.510 ppb
2016-01-111601581-002-POCSND
2016-01-111601564-002BND
2016-02-011602076-001-POCS1.65 ppb
2016-02-011602082-001-POCS0.500 ppb
2016-02-011602074-001-POCSND
2016-02-011602077-002-POCSND
2016-02-081602677-001-POCS0.950 ppb
2016-02-0816002673-001ND
2016-03-071603506-001-POCSND
2016-03-071603509-001-POCSND
2016-03-071603510-002-POCSND
2016-03-141603B17-001-POCSND
2016-03-141603B18-001-POCSND
2016-03-141603B16-001-POCSND
2016-03-141603B14-001-POCS0.550 ppb
2016-04-041604285-001-POCS1.03 ppb
2016-04-041604281-001-POCSND
2016-04-041604282-001-POCS1.58 ppb
2016-04-111604997-001-POCSND
2016-04-111604990-001-POCSND
2016-04-111604A00-001-POCSND
2016-04-111604A00-002-POCSND
2016-05-021605098-001-POCS1.22 ppb
2016-05-021605093-001-POCSND
2016-05-021605091-001-POCSND
2016-05-021605104-001-POCSND
2016-05-091605753-002-POCS0.550 ppb
2016-05-091605756-001-POCSND
2016-05-091605756-002-POCS2.20 ppb
2016-05-231605L28-003-POCSND
2016-05-311605S36-002-POCSND
2016-06-061606497-004-POCSND
2016-06-061606497-001-POCS1.000 ppb
2016-06-061606497-002-POCS1.67 ppb
2016-06-131606C76-001-POCSND
2016-06-131606C75-001-POCSND
2016-06-131606C74-001-POCSND
2016-07-051607801-002-POCS1.09 ppb
2016-07-051607187-001-POCSND
2016-07-051607198-001-POCS0.510 ppb
2016-07-051607199-001-POCSND
2016-07-111607806-002-POCS0.580 ppb
2016-07-181607D93-005-POCSND
2016-07-181607D93-004-POCSND
2016-08-011608041-001-POCSND
2016-08-081608842-002-POCSND
2016-08-081608840-001-POCS1.37 ppb
2016-08-081608842-001-POCSND
2016-08-151608E38-001-POCSND
2016-08-151608E38-002-POCSND
2016-08-151608E38-003-POCSND
2016-08-151608E15-001-POCSND
2016-08-291608Q10-001-POCS1.29 ppb
2016-09-061609252-003-POCSND
2016-09-061609252-001-POCSND
2016-09-061609252-002ND
2016-09-061609254-001-POCS1.19 ppb
2016-09-061609252-002-POCSND
2016-09-121609852-002-POCSND
2016-09-121609852-001-POCS0.910 ppb
2016-09-211609I31-001-POCSND
2016-10-03701055020-POCSND
2016-10-03701055015-POCSND
2016-10-03701055014-POCS1.70 ppb
2016-10-03701055019-POCSND
2016-10-12701870001-POCSND
2016-10-12701868001ND
2016-10-12701866001-POCS1.10 ppb
2016-11-07703909004-POCSND
2016-11-07703961001-POCSND
2016-11-07703961002-POCS1.70 ppb
2016-11-14704466002-POCSND
2016-11-14704466003-POCSND
2016-11-14704466005-POCS0.840 ppb
2016-11-14704466001ND
2016-11-14704466004-POCSND
2016-12-05706016001-POCS1.60 ppb
2016-12-05706016006-POCS0.710 ppb
2016-12-05706016004-POCSND
2016-12-05706016007-POCSND
2016-12-05706016005-POCSND
2017-01-09708614006ND
2017-01-17709252011ND
2017-01-17709252010-POCSND
2017-01-17709252008-POCS0.690 ppb
2017-01-307010124001-POCSND
2017-02-067010655007-POCSND
2017-02-067010655001-POCSND
2017-02-067010655006-POCSND
2017-02-067010655002-POCS0.720 ppb
2017-02-13701183001-POCS0.500 ppb
2017-02-137011184001-POCSND
2017-02-137011185001-POCSND
2017-02-137011186001-POCSND
2017-03-067012712004-POCSND
2017-03-067012712005-POCS0.900 ppb
2017-03-067012712003-POCSND
2017-03-067012712002-POCSND
2017-03-067012712009-POCS2.30 ppb
2017-03-277014212001-POCSND
2017-03-277014213001-POCS1.90 ppb
2017-04-0370147430050.990 ppb
2017-04-037014743006ND
2017-04-037014743004-POCS2.20 ppb
2017-04-107015386010-POCS0.600 ppb
2017-04-107015386001-POCSND
2017-04-137015769001ND
2017-04-137015766002ND
2017-05-017017344002-POCSND
2017-05-017017344006-POCSND
2017-05-017017344008ND
2017-05-017017344007ND
2017-05-017017344001ND
2017-05-087018068002-POCND
2017-05-087018068003-POCS0.870 ppb
2017-05-087018068001-POCSND
2017-05-307019838001ND
2017-06-057020347003ND
2017-06-057020347001ND
2017-06-0570203470020.660 ppb
2017-06-0570203470041.000 ppb
2017-06-057020347005ND
2017-06-0570203470060.520 ppb
2017-06-127021104001ND
2017-07-037023076007ND
2017-07-037023076004ND
2017-07-037023076006ND
2017-07-0370230760050.890 ppb
2017-07-107023605005-POCS1.10 ppb
2017-07-107023605003-POCSND
2017-07-177024306002ND
2017-08-077026415010ND
2017-08-077026415005ND
2017-08-077026415009ND
2017-08-077026415011ND
2017-08-077026415006ND
2017-08-0770264150080.630 ppb
2017-08-077026415004ND
2017-08-0770264150070.800 ppb
2017-08-147027113004ND
2017-08-157027178002ND
2017-08-157027178003ND
2017-09-057028837004ND
2017-09-0570288370071.10 ppb
2017-09-057028837006ND
2017-09-057028837008ND
2017-09-057028837005ND
2017-09-127029674001ND
2017-09-127029666001ND
2017-10-027031561001ND
2017-10-0270315560010.790 ppb
2017-10-027031560001ND
2017-10-027031575001ND
2017-10-1070324120010.680 ppb
2017-10-1070324100010.980 ppb
2017-10-107032409001ND
2017-11-0670349470011.10 ppb
2017-11-0670349450011.40 ppb
2017-11-067034959001ND
2017-11-067034952001ND
2017-11-137035577001ND
2017-11-137035574001ND
2017-11-1370355780010.840 ppb
2017-11-137035576001ND
2017-12-0470370870011.20 ppb
2017-12-047037083001ND
2017-12-047037081001ND
2017-12-047037079001ND
2017-12-0470370840011.000 ppb
2018-01-027039454001ND
2018-01-027039448001ND
2018-01-027039453001ND
2018-01-0870397950011.20 ppb
2018-01-1670405290011.30 ppb
2018-02-057042003001ND
2018-02-057042005001ND
2018-02-057042006001ND
2018-02-057042014001ND
2018-02-1270426610012.00 ppb
2018-02-127042666001ND
2018-02-1270444440011.30 ppb
2018-02-1270426600011.40 ppb
2018-03-057044445001ND
2018-03-057044446001ND
2018-03-127045064001ND
2018-03-1270450630011.90 ppb
2018-04-037046947001ND
2018-04-037046958001ND
2018-04-037046957001ND
2018-04-0370469520011.20 ppb
2018-04-0970477150011.80 ppb
2018-04-1770486170010.640 ppb
2018-05-0170500540011.30 ppb
2018-05-017050056001ND
2018-05-017050068001ND
2018-05-017050057001ND
2018-05-027050234001ND
2018-05-077050719001ND
2018-05-0770507230031.90 ppb
2018-05-077050717001ND
2018-05-0770507200010.720 ppb
2018-06-0470535650010.750 ppb
2018-06-047053566001ND
2018-06-047053567001ND
2018-06-0470535640011.20 ppb
2018-06-057053695001ND
2018-06-0570536940031.80 ppb
2018-07-0270568790011.70 ppb
2018-07-027056887001ND
2018-07-027056888001ND
2018-07-097057459001ND
2018-07-1070575620012.20 ppb
2018-08-067060517001ND
2018-08-0670605170061.90 ppb
2018-08-067060517002ND
2018-08-067060517005ND
2018-08-147061475004ND
2018-08-1470614750080.620 ppb
2018-08-147061475012ND
2018-08-147061475007ND
2018-08-147061475010ND
2018-09-047063532001ND
2018-09-0470635370012.00 ppb
2018-09-047063534001ND
2018-09-047063539001ND
2018-09-107064201003ND
2018-09-1070642010020.830 ppb
2018-09-107064201001ND
2018-10-017066393001ND
2018-10-017066393002ND
2018-10-017066393013ND
2018-10-097067296014ND
2018-10-0970672960110.880 ppb
2018-10-0970672960132.10 ppb
2018-10-157068010001ND
2018-11-057070047001ND
2018-11-057070053001ND
2018-11-0570700490011.60 ppb
2018-11-1470710610010.510 ppb
2018-11-147071068001ND
2018-11-147071054001ND
2018-11-147071056001ND
2018-11-147071059001ND
2018-12-177074163001ND
2018-12-1770741630050.670 ppb
2018-12-177074163002ND
2018-12-177074163004ND
2018-12-1770741630031.80 ppb
2018-12-1770741630009ND
2019-01-077075753001ND
2019-01-077075754001ND
2019-01-0770757600021.60 ppb
2019-01-077075757002ND
2019-01-147076492005ND
2019-01-147076492009ND
2019-02-0470782690020.520 ppb
2019-02-047078270001ND
2019-02-047078271001ND
2019-02-047078267002ND
2019-02-047078267003ND
2019-02-047078267001ND
2019-02-197080027001ND
2019-03-0570813210030.600 ppb
2019-03-057081319004ND
2019-03-057081319001ND
2019-03-057081319003ND
2019-03-057081319002ND
2019-04-107085266001ND
2019-04-107085264001ND
2019-04-1170855260040.550 ppb
2019-04-117085526010ND
2019-04-1270856940061.10 ppb
2019-04-257087268002ND
2019-05-1770899960010.540 ppb
2019-05-207090159001ND
2019-05-217090306002ND
2019-05-217090306001ND
2019-05-227090503002ND
2019-05-227090503001ND
2019-05-2270905050031.20 ppb
2019-05-227090505002ND
2019-06-1070928960030.530 ppb
2019-06-107092896001ND
2019-06-107092896004ND
2019-06-1070928960020.710 ppb
2019-06-127093301001ND
2019-07-097096717004ND
2019-07-0970967170050.660 ppb
2019-07-097096717013ND
2019-07-157097514003ND
2019-07-1570975140061.60 ppb
2019-07-2270984510040.700 ppb
2019-07-2970992490021.10 ppb
2019-08-057099947001ND
2019-08-0570999480021.60 ppb
2019-08-057099946001ND
2019-08-057099945001ND
2019-08-057099942001ND
2019-08-1270100930001ND
2019-08-2070102057002ND
2019-08-2070102057001ND
2019-09-0970104215002ND
2019-09-0970104217006ND
2019-09-09701042170021.70 ppb
2019-09-0970104215003ND
2019-09-0970104215001ND
2019-09-09701042170030.600 ppb
2019-10-0370107204001ND
2019-10-1670108637002ND
2019-10-16701086370051.40 ppb
2019-10-1670108637007ND
2019-10-21701091790021.60 ppb
2019-10-2570109763003ND
2019-10-2970109987001ND
2019-11-0470110567002ND
2019-11-04701105590030.530 ppb
2019-11-0470110559001ND
2019-11-04701105590022.10 ppb
2019-11-04701105570010.590 ppb
2019-11-0470110567001ND
2019-11-1270111554010ND
2019-11-12701115540011.80 ppb
2019-12-13701152920012.10 ppb
2019-12-1370115289001ND
2019-12-1370115286001ND
2019-12-16701155790010.560 ppb
2019-12-1670115580001ND
2019-12-2370116328002ND