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EWG's Tap Water Database — 2021 UPDATE

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DCPA mono- and di-acid degradates

New York American Water - Lynbrook

DCPA degradates are residues of the herbicide dacthal, or DCPA, which is used for urban, household and agricultural applications. Dacthal is a possible human carcinogen whose use was limited by the EPA in 2005 due to concerns about water contamination.

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163

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND290ND
2015ND590ND
2016ND700ND
2017ND50ND
2018N/A00N/A
2019N/A00N/A

ppb = parts per billion

All test results

Date Lab ID Result
2014-01-1624477001ND
2014-03-1124477301ND
2014-03-1224784901-SOCSND
2014-03-1224477601ND
2014-03-1824785401-SOCSND
2014-04-0825194301ND
2014-04-0925194501ND
2014-04-1525194701ND
2014-04-1525194901ND
2014-04-1724474201-SOCSND
2014-05-1324783801-SOCSND
2014-05-2125192701ND
2014-06-1124477901ND
2014-06-1125192501ND
2014-07-0826310901ND
2014-07-0826310701ND
2014-07-0826311101ND
2014-07-0826311301-0708201ND
2014-07-1524475501-SOCSND
2014-08-2527023501ND
2014-09-1026308801ND
2014-10-1627258401ND
2014-10-1627258201ND
2014-11-0427258601ND
2014-11-1927258801ND
2014-12-1627256601ND
2014-12-1627256701ND
2014-12-3128042601ND
2014-12-3128042501ND
2015-01-1428012201-SOCSND
2015-01-1528012801-SOCSND
2015-01-2028013701ND
2015-01-2128013201-SOCSND
2015-01-3028013601-SOCSND
2015-02-1028447101ND
2015-02-1928171801-SOCSND
2015-02-2428498801ND
2015-02-2428172401-SOCSND
2015-02-2628172101-SOCSND
2015-02-2728013901ND
2015-02-2728013801ND
2015-03-0328172601-SOCSND
2015-03-0428014001ND
2015-03-1128012301ND
2015-03-16283708ND
2015-03-1628749001ND
2015-03-18283700ND
2015-03-2428012401ND
2015-03-25283696ND
2015-03-2628787701ND
2015-03-31283698ND
2015-04-22287148ND
2015-04-27287132ND
2015-04-2828714001-SOCSND
2015-05-0728714901ND
2015-05-0828903201ND
2015-05-1228715001ND
2015-05-1228715101ND
2015-05-28287152ND
2015-05-29289035ND
2015-06-08289029ND
2015-06-0828713301ND
2015-06-09292503ND
2015-06-18291732ND
2015-06-2528713401ND
2015-06-25291734ND
2015-07-0629611901ND
2015-07-0629748101ND
2015-07-0729611801ND
2015-07-2229611001ND
2015-07-28296114ND
2015-08-0729937901ND
2015-08-1929937701ND
2015-08-28299371ND
2015-09-01301278ND
2015-09-08299374ND
2015-09-15296104ND
2015-10-13303827ND
2015-10-13303828ND
2015-10-1330381901ND
2015-10-13303829ND
2015-10-13303830ND
2015-11-09306836ND
2015-12-08303820ND
2015-12-10296120ND
2015-12-14296121ND
2015-12-16303818ND
2015-12-30296122ND
2016-01-1231141301ND
2016-01-1231141101ND
2016-01-1231140701ND
2016-01-2731141501ND
2016-02-1731141701ND
2016-03-0131556701ND
2016-03-1631554801ND
2016-03-2331554501ND
2016-03-2931555101ND
2016-03-2931141901ND
2016-04-0531785201ND
2016-04-1931787401ND
2016-04-2031304401ND
2016-04-2131786801ND
2016-04-2831786101ND
2016-04-2831785301ND
2016-05-1231787601ND
2016-05-1232048501ND
2016-05-1832045501ND
2016-05-24320461ND
2016-05-2732046301ND
2016-05-3131787301ND
2016-06-0131216201ND
2016-06-1431304601ND
2016-06-1432437701ND
2016-06-2231787801ND
2016-06-2732784101ND
2016-06-2732783501ND
2016-06-2732436101ND
2016-06-2932784601ND
2016-06-3032785001ND
2016-06-3032785201ND
2016-07-1932951601ND
2016-07-1932784201ND
2016-07-2032951901ND
2016-07-2032785401ND
2016-07-2032783601ND
2016-08-0333046601ND
2016-08-0433046301ND
2016-08-2233046801ND
2016-08-2333046001ND
2016-08-2433324601ND
2016-09-1433324801ND
2016-09-1433324101ND
2016-09-1433324701ND
2016-09-2033321901ND
2016-09-2333322201ND
2016-09-2833322501ND
2016-10-2033592901ND
2016-10-2133591701ND
2016-10-2433850101ND
2016-10-2533593501ND
2016-10-2533849201ND
2016-10-2533849101ND
2016-10-2733592201ND
2016-10-2733591601ND
2016-10-3133592301ND
2016-11-0133850301ND
2016-11-0833850201ND
2016-11-0833593401ND
2016-11-0833592801ND
2016-11-1433840001ND
2016-11-1433850401ND
2016-11-1433840801ND
2016-11-1733840301ND
2016-11-1833840601ND
2016-12-0133593701ND
2016-12-0833593901ND
2016-12-2034360701ND
2016-12-2033594101ND
2017-01-2534388001ND
2017-01-2534389701ND
2017-01-2534388601ND
2017-01-2534389501ND
2017-01-2534389101ND