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EWG's Tap Water Database — 2019 UPDATE

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Dichloroacetic acid

NJ American Water - Western

Dichloroacetic acid, one of the group of five haloacetic acids regulated by federal standards, is formed when chlorine or other disinfectants are used to treat drinking water. Haloacetic acids and other disinfection byproducts increase the risk of cancer and may cause problems during pregnancy. Click here to read more about disinfection byproducts.

 

284

Samples

0

Samples exceeding legal limit (MCL)

251

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20122.64 ppb4435ND - 7.40 ppb
20133.79 ppb4842ND - 11.5 ppb
20143.33 ppb4841ND - 9.00 ppb
20152.97 ppb4840ND - 9.10 ppb
20163.64 ppb4845ND - 9.70 ppb
20176.29 ppb48481.10 ppb - 36.6 ppb

ppb = parts per billion

State and national drinking water standards and health guidelines

EWG Health Guideline 0.7 ppb

The EWG Health Guideline of 0.7 ppb for dichloroacetic acid was defined by the Environmental Protection Agency as a one-in-a-million lifetime risk of cancer. Values greater than one-in-a-million cancer risk level can result in increased cancer cases above one in a million people.

ppb = parts per billion

All test results

Date Lab ID Result
2012-02-1716584001ND
2012-02-17165844012.50 ppb
2012-02-17165836013.10 ppb
2012-02-1716584301ND
2012-02-1716584501ND
2012-02-17165846011.50 ppb
2012-02-1716583901ND
2012-02-1716583401ND
2012-05-11164048014.10 ppb
2012-05-11164042011.50 ppb
2012-05-11185911011.20 ppb
2012-05-11164043013.50 ppb
2012-05-1116404101ND
2012-05-11164040012.00 ppb
2012-05-11164039011.50 ppb
2012-05-11164038011.20 ppb
2012-05-11164037011.20 ppb
2012-05-11164036011.80 ppb
2012-05-11164035015.50 ppb
2012-05-11164034013.90 ppb
2012-08-10166943015.10 ppb
2012-08-10166941012.60 ppb
2012-08-10166933011.50 ppb
2012-08-10166948011.30 ppb
2012-08-10166942011.10 ppb
2012-08-1016692701ND
2012-08-10166940012.50 ppb
2012-08-1016694701ND
2012-08-10166931014.20 ppb
2012-08-10166946012.40 ppb
2012-08-10166930015.30 ppb
2012-08-10166932014.80 ppb
2012-11-07197895017.40 ppb
2012-11-07197893017.10 ppb
2012-11-07197856013.00 ppb
2012-11-07197925011.10 ppb
2012-11-07197894015.10 ppb
2012-11-0719781901ND
2012-11-07197892012.50 ppb
2012-11-07197924011.80 ppb
2012-11-07197854016.70 ppb
2012-11-07197923012.40 ppb
2012-11-07197853017.00 ppb
2012-11-07197855016.90 ppb
2013-02-11206964013.80 ppb
2013-02-11206962014.80 ppb
2013-02-11206920012.00 ppb
2013-02-11206993012.00 ppb
2013-02-11206963014.20 ppb
2013-02-1120690401ND
2013-02-11206961017.60 ppb
2013-02-11206990014.30 ppb
2013-02-11206916013.60 ppb
2013-02-11206989012.90 ppb
2013-02-11206915014.00 ppb
2013-02-11206918013.80 ppb
2013-05-13215663012.70 ppb
2013-05-13215661013.90 ppb
2013-05-13215628011.10 ppb
2013-05-13215690013.30 ppb
2013-05-13215662012.40 ppb
2013-05-13215615011.70 ppb
2013-05-13215660013.80 ppb
2013-05-13215688014.80 ppb
2013-05-13215626014.90 ppb
2013-05-13215687013.30 ppb
2013-05-13215625014.10 ppb
2013-05-13215627014.20 ppb
2013-08-132268880110.8 ppb
2013-08-13226886014.20 ppb
2013-08-13226856014.40 ppb
2013-08-13226914012.20 ppb
2013-08-13226887016.00 ppb
2013-08-13226844011.10 ppb
2013-08-13226885018.80 ppb
2013-08-13226913016.20 ppb
2013-08-13226854015.90 ppb
2013-08-13226912018.30 ppb
2013-08-132268530111.5 ppb
2013-08-13226855019.60 ppb
2013-11-12235821013.60 ppb
2013-11-12235819012.00 ppb
2013-11-12235788012.10 ppb
2013-11-1223584701ND
2013-11-1223582001ND
2013-11-1223577601ND
2013-11-1223581801ND
2013-11-12235846011.10 ppb
2013-11-12235786012.80 ppb
2013-11-1223584501ND
2013-11-12235785014.10 ppb
2013-11-12235787013.80 ppb
2014-02-12245700016.60 ppb
2014-02-12245698016.80 ppb
2014-02-12245670013.50 ppb
2014-02-1224572901ND
2014-02-12245699013.70 ppb
2014-02-1224565501ND
2014-02-12245697012.70 ppb
2014-02-12245726012.70 ppb
2014-02-12245666015.00 ppb
2014-02-12245725014.00 ppb
2014-02-12245665014.90 ppb
2014-02-12245668015.10 ppb
2014-05-23255189019.00 ppb
2014-05-23255187017.50 ppb
2014-05-23255168012.80 ppb
2014-05-2325521401ND
2014-05-23255188011.80 ppb
2014-05-23255156011.30 ppb
2014-05-23255186011.10 ppb
2014-05-23255213011.60 ppb
2014-05-23255166016.20 ppb
2014-05-23255212016.00 ppb
2014-05-23255165017.80 ppb
2014-05-23255167018.20 ppb
2014-08-08266049016.30 ppb
2014-08-08266047011.70 ppb
2014-08-08266028011.30 ppb
2014-08-08266074011.50 ppb
2014-08-08266048011.30 ppb
2014-08-08266016011.50 ppb
2014-08-0826604601ND
2014-08-0826607301ND
2014-08-08266026011.80 ppb
2014-08-08266072011.90 ppb
2014-08-08266025014.90 ppb
2014-08-08266027015.70 ppb
2014-11-10274128015.90 ppb
2014-11-10274126011.90 ppb
2014-11-10274110012.10 ppb
2014-11-1027415201ND
2014-11-10274127011.80 ppb
2014-11-1027409801ND
2014-11-10274125011.10 ppb
2014-11-10274151011.20 ppb
2014-11-10274108013.90 ppb
2014-11-10274150014.00 ppb
2014-11-10274107016.10 ppb
2014-11-10274109015.70 ppb
2015-02-12281053013.90 ppb
2015-02-12281051014.30 ppb
2015-02-12281032012.30 ppb
2015-02-1228107801ND
2015-02-12281052012.60 ppb
2015-02-1228102001ND
2015-02-12281050013.40 ppb
2015-02-12281077013.10 ppb
2015-02-12281030013.70 ppb
2015-02-12281076012.30 ppb
2015-02-12281029014.40 ppb
2015-02-12281031013.70 ppb
2015-05-12290582014.20 ppb
2015-05-12290580015.20 ppb
2015-05-12290560011.20 ppb
2015-05-12290585013.10 ppb
2015-05-12290581011.30 ppb
2015-05-1229054801ND
2015-05-12290579013.50 ppb
2015-05-12290584013.00 ppb
2015-05-12290558013.90 ppb
2015-05-12290583013.20 ppb
2015-05-12290557013.10 ppb
2015-05-12290559013.40 ppb
2015-08-11300453014.10 ppb
2015-08-11300451012.30 ppb
2015-08-11300430011.50 ppb
2015-08-11300478011.10 ppb
2015-08-1130045201ND
2015-08-1130041801ND
2015-08-1130045001ND
2015-08-1130047701ND
2015-08-11300428012.40 ppb
2015-08-11300476011.80 ppb
2015-08-11300427013.00 ppb
2015-08-11300429013.50 ppb
2015-11-10306786018.10 ppb
2015-11-10306783016.20 ppb
2015-11-10306764012.90 ppb
2015-11-10306810011.30 ppb
2015-11-10306784011.70 ppb
2015-11-10306752011.90 ppb
2015-11-10306782013.00 ppb
2015-11-1030680801ND
2015-11-10306762017.70 ppb
2015-11-10306806014.70 ppb
2015-11-10306761019.10 ppb
2015-11-10306763017.60 ppb
2016-02-11313726015.50 ppb
2016-02-11313724015.80 ppb
2016-02-11313716012.70 ppb
2016-02-11313751011.20 ppb
2016-02-11313725014.60 ppb
2016-02-1131370401ND
2016-02-11313723015.50 ppb
2016-02-11313750013.10 ppb
2016-02-11313714015.60 ppb
2016-02-11313749013.40 ppb
2016-02-11313713015.90 ppb
2016-02-11313715015.40 ppb
2016-05-11320919015.90 ppb
2016-05-11320917016.30 ppb
2016-05-11320896012.50 ppb
2016-05-11320999011.000 ppb
2016-05-11320918011.10 ppb
2016-05-1132088401ND
2016-05-11320916012.10 ppb
2016-05-11320943011.20 ppb
2016-05-11320894014.80 ppb
2016-05-11320942014.60 ppb
2016-05-11320893015.00 ppb
2016-05-11320895016.00 ppb
2016-08-10331007019.70 ppb
2016-08-10331005012.30 ppb
2016-08-10331000012.50 ppb
2016-08-10331032011.40 ppb
2016-08-10331006011.50 ppb
2016-08-10330983011.40 ppb
2016-08-10331004011.20 ppb
2016-08-1033103101ND
2016-08-10330998013.40 ppb
2016-08-10331030012.50 ppb
2016-08-10330997018.00 ppb
2016-08-10330999018.40 ppb
2016-11-10338910014.60 ppb
2016-11-10338904011.90 ppb
2016-11-10338942012.20 ppb
2016-11-10338912011.70 ppb
2016-11-10338882012.00 ppb
2016-11-10338908015.30 ppb
2016-11-10338940011.70 ppb
2016-11-10338899014.10 ppb
2016-11-10338938013.80 ppb
2016-11-10338897013.70 ppb
2016-11-10338901015.90 ppb
2016-11-14338914016.10 ppb
2017-02-10348042014.30 ppb
2017-02-10348040015.20 ppb
2017-02-10348019011.80 ppb
2017-02-10348045012.60 ppb
2017-02-10348041011.70 ppb
2017-02-10348003011.70 ppb
2017-02-10348039011.60 ppb
2017-02-10348044013.10 ppb
2017-02-10348017013.20 ppb
2017-02-10348043012.80 ppb
2017-02-10348016014.40 ppb
2017-02-10348018014.10 ppb
2017-05-10355963017.70 ppb
2017-05-10355961018.60 ppb
2017-05-10355943016.50 ppb
2017-05-10355966014.10 ppb
2017-05-10355962017.00 ppb
2017-05-10355921013.30 ppb
2017-05-10355960011.40 ppb
2017-05-10355965011.80 ppb
2017-05-10355936016.80 ppb
2017-05-10355964017.60 ppb
2017-05-10355935017.20 ppb
2017-05-10355937017.40 ppb
2017-08-10369031019.00 ppb
2017-08-10369029012.70 ppb
2017-08-10369008011.80 ppb
2017-08-10369034013.20 ppb
2017-08-10369030011.60 ppb
2017-08-10368991012.00 ppb
2017-08-10369028012.80 ppb
2017-08-10369033011.10 ppb
2017-08-10369006013.80 ppb
2017-08-10369032011.90 ppb
2017-08-10369005016.40 ppb
2017-08-10369007019.20 ppb
2017-11-093781030123.9 ppb
2017-11-093781010117.0 ppb
2017-11-09378082018.00 ppb
2017-11-09378128014.70 ppb
2017-11-09378102013.40 ppb
2017-11-09378066012.60 ppb
2017-11-09378100016.20 ppb
2017-11-09378127013.40 ppb
2017-11-093780800116.6 ppb
2017-11-09378126012.70 ppb
2017-11-093780790125.4 ppb
2017-11-093780810136.6 ppb