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EWG's Tap Water Database — 2021 UPDATE

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Dalapon

City of Georgetown

The herbicide dalapon has not been used in the U.S. since 1999. In animal studies, exposure to dalapon harms the kidneys.

MORE ABOUT THIS CONTAMINANT

 

206

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
2014ND320ND
2015ND320ND
2016ND390ND
2017ND320ND
2018ND340ND
2019ND370ND

ppb = parts per billion

State and national drinking water standards and health guidelines

EPA Maximum Contaminant
Level (MCL) 200 ppb

The legal limit for dalapon, established in 1992, was based on a toxicity study in laboratory animals published in 1960.

ppb = parts per billion

All test results

Date Lab ID Result
2014-02-26AC44767ND
2014-02-26AC44772ND
2014-02-26AC44766ND
2014-02-26AC44770ND
2014-02-26AC44769ND
2014-02-26AC44773ND
2014-02-26AC44771ND
2014-02-26AC44768ND
2014-06-04AC56012ND
2014-06-04AC56034ND
2014-06-04AC56021ND
2014-06-04AC56023ND
2014-06-04AC56022ND
2014-06-04AC56016ND
2014-06-04AC56015ND
2014-06-04AC56013ND
2014-09-25AC68300ND
2014-09-25AC68301ND
2014-09-25AC68309ND
2014-09-25AC68303ND
2014-09-25AC68299ND
2014-09-25AC68310ND
2014-09-25AC68304ND
2014-09-25AC68302ND
2014-12-05AC73719ND
2014-12-05AC73712ND
2014-12-05AC73714ND
2014-12-05AC73716ND
2014-12-05AC73717ND
2014-12-05AC73713ND
2014-12-05AC73718ND
2014-12-05AC73715ND
2015-03-05AC82682ND
2015-03-05AC82685ND
2015-03-05AC82715ND
2015-03-05AC82716ND
2015-03-05AC82714ND
2015-03-05AC82683ND
2015-03-05AC82684ND
2015-03-05AC82717ND
2015-06-11AC95789ND
2015-06-11AC95786ND
2015-06-11AC95787ND
2015-06-11AC95794ND
2015-06-11AC95785ND
2015-06-11AC95788ND
2015-06-11AC95790ND
2015-06-11AC95792ND
2015-09-15AD07093ND
2015-09-15AD07095ND
2015-09-15AD07087ND
2015-09-15AD07092ND
2015-09-15AD07103ND
2015-09-15AD07096ND
2015-09-15AD07097ND
2015-09-15AD07094ND
2015-12-10AD16475ND
2015-12-10AD16485ND
2015-12-10AD16486ND
2015-12-10AD16478ND
2015-12-10AD16492ND
2015-12-10AD16479ND
2015-12-10AD16491ND
2015-12-10AD16477ND
2016-02-09AD22822ND
2016-02-09AD22821ND
2016-02-09AD22819ND
2016-02-09AD22679ND
2016-02-09AD22683ND
2016-02-09AD22681ND
2016-02-09AD22684ND
2016-02-09AD22682ND
2016-02-09AD22702ND
2016-02-09AD22685ND
2016-02-09AD22698ND
2016-04-21AD33745ND
2016-04-21AD33740ND
2016-04-21AD33744ND
2016-04-21AD33741ND
2016-04-21AD33742ND
2016-04-21AD33743ND
2016-04-21AD33746ND
2016-04-21AD33747ND
2016-09-09AD48617ND
2016-09-09AD48618ND
2016-09-09AD48611ND
2016-09-09AD48609ND
2016-09-09AD48607ND
2016-09-09AD48612ND
2016-09-09AD48624ND
2016-09-09AD48610ND
2016-10-27AD55067ND
2016-10-27AD55056ND
2016-10-27AD55064ND
2016-10-27AD55063ND
2016-10-27AD55061ND
2016-10-27AD55057ND
2016-10-27AD55059ND
2016-10-27AD55060ND
2016-10-27AD55062ND
2016-10-27AD55065ND
2016-10-27AD55058ND
2016-10-27AD55066ND
2017-01-23AD66034ND
2017-01-23AD66027ND
2017-01-23AD66015ND
2017-01-23AD66028ND
2017-01-23AD66029ND
2017-01-23AD66037ND
2017-01-23AD66038ND
2017-01-23AD66030ND
2017-04-05AD78483ND
2017-04-05AD78478ND
2017-04-05AD78476ND
2017-04-05AD78475ND
2017-04-05AD78486ND
2017-04-05AD78484ND
2017-04-05AD78480ND
2017-04-05AD78472ND
2017-07-06AD88465ND
2017-07-06AD88463ND
2017-07-06AD88464ND
2017-07-06AD88460ND
2017-07-06AD88461ND
2017-07-06AD88466ND
2017-07-06AD88462ND
2017-07-06AD88459ND
2017-10-13AE00652ND
2017-10-13AE00653ND
2017-10-13AE00654ND
2017-10-13AE00655ND
2017-10-13AE00656ND
2017-10-13AE00657ND
2017-10-13AE00658ND
2017-10-13AE00659ND
2018-02-07AE12718ND
2018-02-07AE12703ND
2018-02-07AE12738ND
2018-02-07AE12716ND
2018-02-07AE12711ND
2018-02-07AE12751ND
2018-02-07AE12712ND
2018-02-07AE12739ND
2018-04-20AE23326ND
2018-04-20AE23331ND
2018-04-20AE23328ND
2018-04-20AE23332ND
2018-04-20AE23325ND
2018-04-20AE23330ND
2018-04-20AE23329ND
2018-04-20AE23327ND
2018-07-02AE32146ND
2018-07-02AE32150ND
2018-07-02AE32148ND
2018-07-02AE32147ND
2018-07-02AE32144ND
2018-07-02AE32142ND
2018-07-02AE32149ND
2018-07-02AE32143ND
2018-08-21AE37958ND
2018-10-15AE43431ND
2018-10-15AE43424ND
2018-10-15AE43423ND
2018-10-15AE43433ND
2018-10-15AE43434ND
2018-10-15AE43429ND
2018-10-15AE43427ND
2018-10-15AE43428ND
2018-10-15AE43494ND
2019-01-25AE51441ND
2019-01-25AE51442ND
2019-01-25AE51443ND
2019-01-25AE51440ND
2019-01-25AE51424ND
2019-01-25AE51429ND
2019-01-25AE51423ND
2019-01-25AE51428ND
2019-01-25AE51427ND
2019-01-25AE51422ND
2019-01-25AE51426ND
2019-01-25AE51425ND
2019-04-08AE61465ND
2019-04-08AE61324ND
2019-04-08AE61323ND
2019-04-08AE61318ND
2019-04-08AE61319ND
2019-04-08AE61322ND
2019-04-08AE61317ND
2019-04-08AE61316ND
2019-04-08AE61325ND
2019-07-05AE73293ND
2019-07-05AE73299ND
2019-07-05AE73298ND
2019-07-05AE73297ND
2019-07-05AE73294ND
2019-07-05AE73296ND
2019-07-05AE73295ND
2019-07-05AE73300ND
2019-10-31AE88119ND
2019-10-31AE88120ND
2019-10-31AE88121ND
2019-10-31AE88122ND
2019-10-31AE88123ND
2019-10-31AE88124ND
2019-10-31AE88125ND
2019-10-31AE88126ND