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EWG's Tap Water Database — 2021 UPDATE

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1,1-Dichloroethylene

Hicksville WD

1,1-Dichloroethylene is used for plastics production. It damages DNA and causes cancer in laboratory animal studies.

MORE ABOUT THIS CONTAMINANT

 

487

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
2014ND810ND
20150.00982 ppb551ND - 0.540 ppb
2016ND990ND
2017ND880ND
20180.0715 ppb822ND - 5.10 ppb
20190.00646 ppb821ND - 0.530 ppb

ppb = parts per billion

State and national drinking water standards and health guidelines

EPA Maximum Contaminant
Level (MCL) 7 ppb

The legal limit for 1,1-dichloroethylene, established in 1987, was based on a toxicity study conducted in laboratory animals in the 1980s.

ppb = parts per billion

All test results

Date Lab ID Result
2014-01-081401243-002-POCSND
2014-01-091401340-009-POCSND
2014-01-091401340-008-POCSND
2014-01-091401340-003-POCSND
2014-01-151401660-006-POCSND
2014-01-151401660-003-POCSND
2014-02-041402072-003-POCSND
2014-02-061402254-003-POCSND
2014-02-101402374-004-POCSND
2014-02-101402375-003-POCSND
2014-02-101402374-005-POCSND
2014-02-241402B82-003-POCSND
2014-03-051403271-002-POCSND
2014-03-051403214-003-POCSND
2014-03-061403367-005-POCSND
2014-03-061403367-004-POCSND
2014-03-101403523-003-POCSND
2014-03-121403814-003-POCSND
2014-04-081404650-002-POCSND
2014-04-101404858-003-POCSND
2014-04-161404C10-005-POCSND
2014-04-161404C10-004-POCSND
2014-04-161404C09-003-POCSND
2014-04-241404I07-002-POCSND
2014-04-241404I07-003-POCSND
2014-04-281404J73-003-POCSND
2014-05-131405890-004-POCSND
2014-05-131405890-005-POCSND
2014-05-131405892-004-POCSND
2014-05-131405892-005-POCSND
2014-05-141405984-003-POCSND
2014-05-281405J08-002-POCSND
2014-05-291405K22-002-POCSND
2014-06-121406959-002-POCSND
2014-06-161406A81-003-POCSND
2014-06-161406B18-003-POCSND
2014-06-171046C40-003-POCSND
2014-06-191406E69-002-POCSND
2014-06-231406G47-004-POCSND
2014-06-231406G47-005-POCSND
2014-07-151407B078-002-POCND
2014-07-151407B08-002-POCSND
2014-07-161407B25-006-POCSND
2014-07-161407B25-007-POCSND
2014-07-161407B24-0030POCSND
2014-07-161407B25-002-POCSND
2014-07-161407B08-005-POCSND
2014-07-161407B24-004-POCSND
2014-07-221507F73-004ND
2014-07-221407F88-003-POCSND
2014-08-051408236-003-POCSND
2014-08-111408616-007-POCSND
2014-08-111408621-005-POCSND
2014-08-111408621-004-POCSND
2014-08-111408616-002-POCSND
2014-08-131408899-003-POCSND
2014-08-181408B74-002-POCSND
2014-08-201408E36-003-POCSND
2014-09-081409497-003-POCSND
2014-09-081409498-002-POCSND
2014-09-101409779-003-POCSND
2014-09-101409755-005-POCSND
2014-09-101409755-004-POCSND
2014-09-171409C62-002-POCSND
2014-10-061410310-002-POCSND
2014-10-061410313-003-POCSND
2014-10-091410710-002-POCSND
2014-10-141410926-005-POCSND
2014-10-141410926-004-POCSND
2014-10-161410B38-003-POCSND
2014-11-131411905-003-POCSND
2014-11-171411A84-003-POCSND
2014-11-181411B73-003-POCSND
2014-11-191411C74-002-POCSND
2014-11-241411G29-004-POCSND
2014-11-241411G29-005-POCSND
2014-12-031412238-005-POCSND
2014-12-031412238-003-POCSND
2014-12-041412353-003-POCSND
2014-12-081412532-002-POCSND
2014-12-221412G53-003-POCSND
2015-01-131501631-002-POCSND
2015-01-131501631-005-POCSND
2015-01-201501B75-004-POCSND
2015-01-211501C14-001-POCSND
2015-01-211501C14-002-POCSND
2015-02-101502622-003-POCSND
2015-02-171502A12-002ND
2015-02-181502A48-003ND
2015-02-251502F01-002ND
2015-03-101503657-002ND
2015-03-111503748-001ND
2015-03-111503745-003ND
2015-03-311503L96-001ND
2015-04-201504E40-002-POCSND
2015-04-201504E38-003-POCSND
2015-04-231504H89-003ND
2015-05-111505731-005ND
2015-05-111505731-003 POCSND
2015-05-1115057631-002 POCND
2015-05-111505731-004ND
2015-05-181505C51-002ND
2015-05-181505C53-003ND
2015-05-191505D87-004ND
2015-05-201505E53-003ND
2015-06-081506640-002-POCSND
2015-06-101506872-002-POCSND
2015-06-111506982-004-POCSND
2015-06-151506B72-003-POCSND
2015-06-171506E08-004-POCS0.540 ppb
2015-06-241506J46-002-POCSND
2015-07-151507A50-005-POCSND
2015-07-221507F73-003ND
2015-08-041508883-002-POCSND
2015-08-101508679-002-POCSND
2015-08-171508D13-003 -POCND
2015-08-181508D74-004-POCSND
2015-09-101509753-0005ND
2015-09-161509B99-001-POCSND
2015-09-161509C06-001-POCSND
2015-09-161509C06-005-POCSND
2015-09-231509H72-001-POCSND
2015-09-241509J31-001-POCSND
2015-10-141508D74-006-POCSND
2015-10-221510H30-004 -POCND
2015-11-101511798-002-POCSND
2015-11-161511C17-003-POCSND
2015-11-161511B98-001-POCSND
2015-11-191511F81-005-POCSND
2015-11-191511F81-004-POCSND
2015-12-071512551-004-POCSND
2015-12-091512762-001-POCSND
2015-12-101512916-002-POCSND
2015-12-101512883-001-POCSND
2015-12-171512F04-005-POCSND
2015-12-171512F04-004-POCSND
2016-01-111601536-005ND
2016-01-111601536-002ND
2016-01-141601953-003ND
2016-01-211601E79-003ND
2016-01-251601G12-004-POCSND
2016-01-251601G12-005ND
2016-02-031602239-002ND
2016-02-031602240-002ND
2016-02-041602434-003ND
2016-02-041602407ND
2016-02-081602607-004ND
2016-02-081602607-005ND
2016-02-091602691-003ND
2016-02-091602691-003-POCSND
2016-02-231602G18-005ND
2016-03-131603B95-003ND
2016-03-141603A96-002ND
2016-03-171603E67-005ND
2016-03-171603E67-001ND
2016-03-221603H18-001ND
2016-04-121604A81-002-POCSND
2016-04-131604C35-002ND
2016-04-211604K51-004ND
2016-04-211604K51-003-POCSND
2016-04-261604N31-003-POCSND
2016-04-271604077-004ND
2016-04-271604077-005ND
2016-05-161605D46-003ND
2016-05-161605D48-003ND
2016-05-161605D49-003ND
2016-05-161605D48-004ND
2016-05-171605F44-006ND
2016-05-171605F44-004ND
2016-05-181605G37-004ND
2016-05-181605G37-005ND
2016-05-231605K26-002ND
2016-05-271605Q39-003ND
2016-06-061606471-004-POCSND
2016-06-061606465-003ND
2016-06-061606465-003-POCSND
2016-06-061606471-003ND
2016-06-081606711-003ND
2016-06-091606913-004ND
2016-06-091606913-005-POCSND
2016-06-091606913-005ND
2016-06-201606J13-002AND
2016-06-211606J95-003ND
2016-07-131607984-002ND
2016-07-131607983-003ND
2016-07-201607G19-003ND
2016-07-201607G27-004ND
2016-07-201607G17-004ND
2016-07-201607G27-003ND
2016-07-201607G17-003ND
2016-07-211607I17-002ND
2016-07-271607N53-004ND
2016-07-271607N53-005ND
2016-08-111608B65-004ND
2016-08-161608F84-002ND
2016-08-171608G30-003ND
2016-08-171608G26-003ND
2016-08-241608M89-002ND
2016-08-291608Q22-003ND
2016-08-301608R68-004ND
2016-08-301608R68-005ND
2016-09-091603749-003ND
2016-09-121609794-005ND
2016-09-131609A01-002-POCSND
2016-09-141609B48-003ND
2016-09-141609B71-004ND
2016-09-201609G74-001ND
2016-09-211609H81-004ND
2016-09-211609H81-005ND
2016-10-12701847003ND
2016-10-12701847004ND
2016-10-13701997002ND
2016-10-18702283003-POCSND
2016-10-18702283003ND
2016-10-24702737003ND
2016-10-24702765003ND
2016-10-25702925002-POCSND
2016-10-26702970005-POCSND
2016-11-07703824004ND
2016-11-07703825003ND
2016-11-07703824003ND
2016-11-09704056004ND
2016-11-09704052003-POCSND
2016-11-09704052003ND
2016-11-10704243002ND
2016-11-14704488005-POCSND
2016-11-14704488004-POCSND
2016-12-05705965003ND
2016-12-12706574004ND
2016-12-13706721003ND
2016-12-14706812007-POCSND
2016-12-14706828003ND
2016-12-14706812006ND
2016-12-19707214002ND
2016-12-28707794004ND
2017-01-09708606004ND
2017-01-17709262003ND
2017-01-23709652003ND
2017-01-23709653004ND
2017-01-23709650005ND
2017-01-23709650004ND
2017-01-24709755003ND
2017-01-317010189004ND
2017-02-077010671003ND
2017-02-087010821004ND
2017-02-087010830003ND
2017-02-157011403004ND
2017-02-157011328003ND
2017-02-157011327004ND
2017-02-167011515002ND
2017-02-287012288004ND
2017-03-017012399006ND
2017-03-017012399003ND
2017-03-087012887001ND
2017-03-087012884004ND
2017-03-137013310004ND
2017-03-13701331005ND
2017-03-157013381004ND
2017-03-207013677003ND
2017-04-19AS-PLANT1ND
2017-04-247016678003-POCSND
2017-04-257016840005ND
2017-04-257016842003ND
2017-04-257016840004ND
2017-04-257016843002ND
2017-04-267016952005ND
2017-05-047017784002ND
2017-05-117018454005ND
2017-05-167018690003ND
2017-05-167018698003ND
2017-05-227019204004ND
2017-05-227019204005ND
2017-05-247019402003-POCSND
2017-06-087020709003-POCSND
2017-06-137021128001-POCSND
2017-06-137021180002-POCSND
2017-06-157021493004-POCSND
2017-06-207021775001-POCSND
2017-06-217022031005-POCSND
2017-06-217022031004-POCSND
2017-06-227022098001-POCSND
2017-07-127028818005-POCSND
2017-07-197024577003ND
2017-07-197024658002ND
2017-07-247025042003ND
2017-07-247025035003-POCSND
2017-07-257025159005-POCSND
2017-07-257025159004-POCSND
2017-08-167027333002ND
2017-08-167027329003-POCSND
2017-08-177027567005ND
2017-08-217027728003ND
2017-08-227027913003-POCSND
2017-08-237027998005ND
2017-08-237027998004ND
2017-09-067028975001-POCSND
2017-09-127029553001-POCSND
2017-09-147029956005-POCSND
2017-09-197030413002-POCSND
2017-09-207030472003-POCSND
2017-09-267031075005-POCSND
2017-09-267031075006-POCSND
2017-09-267031075005ND
2017-10-197033536002-POCSND
2017-10-237033749003-POCSND
2017-10-237033747006ND
2017-10-257033961005ND
2017-10-257033961004ND
2017-10-257033964003-POCSND
2017-10-307034300003ND
2017-11-067034854003-POCSND
2017-11-067034856005ND
2017-11-087035098003ND
2017-11-097035365002ND
2017-11-147035657003ND
2017-11-217036265005ND
2017-11-217036265003ND
2017-12-067037343004-POCSND
2017-12-117037780002-POCSND
2017-12-117037781004-POCSND
2017-12-137038056004-POCSND
2017-12-137038056005-POCSND
2017-12-277039155003-POCSND
2018-01-227040993005-POCSND
2018-01-227040993006-POCSND
2018-01-247041225003-POCSND
2018-01-257041286005-POCSND
2018-01-267041457002-POCSND
2018-01-307041594003-POCSND
2018-02-207043373004-POCSND
2018-02-207043325003-POCSND
2018-02-207043373005-POCSND
2018-02-217043463005-POCSND
2018-02-217043530003-POCSND
2018-02-237043804002-POCS0.760 ppb
2018-03-197045655004-POCSND
2018-03-197045662002-POCSND
2018-03-197045655005-POCSND
2018-03-207045794002ND
2018-03-267046178003-POCSND
2018-03-277046349003-POCSND
2018-04-097047629003ND
2018-04-117048030005ND
2018-04-117048030008ND
2018-04-117047984004ND
2018-04-117047984005ND
2018-05-077050695003-POCSND
2018-05-097051087004-POCSND
2018-05-097051087005-POCSND
2018-05-107051296005-POCSND
2018-05-227052459002-POCSND
2018-05-227052459005-POCSND
2018-06-067053901003-POCSND
2018-06-117054449001-POCSND
2018-06-207055592002-POCSND
2018-06-20Y7055592001-POCSND
2018-06-207055592001ND
2018-06-207055592002ND
2018-06-257056091004ND
2018-06-267056269002-POCSND
2018-06-287056565001-POCSND
2018-07-117057838005-POCSND
2018-07-117057838005ND
2018-07-127058032003-POCSND
2018-07-187058689003-POCSND
2018-07-197058842003-POCSND
2018-07-247059296002-POCSND
2018-07-267059536005-POCSND
2018-07-267059536004-POCSND
2018-08-147061555004-POCSND
2018-08-167061852005-POCSND
2018-08-217062248004ND
2018-08-217062250003-POCSND
2018-08-217062248005-POCSND
2018-08-297063117003-POCSND
2018-08-297063118002-POCSND
2018-09-067063917005-POCSND
2018-09-067063917004-POCSND
2018-09-067063904005-POCSND
2018-09-107064147001-POCSND
2018-09-107064183003-POCSND
2018-09-127064540003-POCSND
2018-09-127064540006-POCSND
2018-10-107067418008-POCSND
2018-10-107067418005-POCSND
2018-10-117067699003-POCSND
2018-10-157067974005-POCSND
2018-10-157067974004-POCSND
2018-10-187068362003-POCSND
2018-10-227068623003-POCSND
2018-11-137070794003ND
2018-11-137070924003-POCSND
2018-11-147071052004-POCSND
2018-11-147071052005-POCSND
2018-11-157071207005-POCSND
2018-11-277072066002-POCSND
2018-12-107073416009-POCSND
2018-12-107073416002-POCSND
2018-12-107073416004-POCSND
2018-12-117073563003-POCSND
2018-12-127073760003-POCSND
2018-12-137073943004-POCSND
2018-12-267074889001-POCS5.10 ppb
2018-12-267074889002-POCSND
2018-12-287074295001-POCSND
2019-01-087075856001ND
2019-01-097076113002ND
2019-01-097076106003ND
2019-01-107076242002ND
2019-01-227077287002ND
2019-01-247077538004-POCSND
2019-01-247077538005-POCSND
2019-02-077078789005ND
2019-02-077078789004ND
2019-02-077078821003ND
2019-02-117079044003ND
2019-02-137079386003ND
2019-02-137079386007ND
2019-02-2070801080020.530 ppb
2019-03-067081485003ND
2019-03-117081921003ND
2019-03-127082029005ND
2019-03-137082193004ND
2019-03-217083113003ND
2019-03-217083065002ND
2019-04-107085369003ND
2019-04-107085366003ND
2019-04-117085547002ND
2019-04-157085825004ND
2019-04-157085825003ND
2019-04-177086214002ND
2019-04-227086781002ND
2019-05-087088559003ND
2019-05-137089234003ND
2019-05-207090142003ND
2019-05-227090397003ND
2019-05-237090689005ND
2019-05-237090689004ND
2019-05-287091063002ND
2019-06-107092928003ND
2019-06-127093312002ND
2019-06-187094122002ND
2019-06-207094517005ND
2019-06-257095113003ND
2019-07-107096855003ND
2019-07-117097186002-POCSND
2019-07-157097467003ND
2019-07-227098356001-POCSND
2019-07-227098357004ND
2019-07-227098357005ND
2019-07-237098555001ND
2019-07-307099299002ND
2019-08-1370101082003ND
2019-08-1470101194003ND
2019-08-1470101281005ND
2019-08-1970101888004ND
2019-08-1970101888003ND
2019-08-2070102044004ND
2019-08-2270102450002ND
2019-08-2670102703003ND
2019-09-0570103880003ND
2019-09-1070104328003 POCND
2019-09-1670105031003 POCND
2019-09-1870105415002 POCND
2019-09-1970105603001 POCND
2019-09-1970105638002 POCND
2019-10-0970107861004ND
2019-10-0970107861005ND
2019-10-0970107861010ND
2019-10-1670108618003ND
2019-10-1770108819003ND
2019-10-2170109125003ND
2019-10-2270109276002ND
2019-10-2470109621002ND
2019-11-0670110828004ND
2019-11-0670110828002ND
2019-11-0770111077003ND
2019-11-1270111537003ND
2019-11-1470111960005ND
2019-11-1470111960004ND
2019-11-2070112526003ND
2019-12-0470114017002ND
2019-12-0470114019002ND
2019-12-0970114560004ND
2019-12-0970114560005ND
2019-12-1170114992003ND
2019-12-1270115194002ND