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EWG's Tap Water Database — 2019 UPDATE

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Dalapon

Lakeway MUD

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

 

67

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2012ND10ND
2013ND10ND
2014ND160ND
2015ND160ND
2016ND170ND
2017ND160ND

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
2012-05-03AB88890ND
2013-02-011302039006ND
2014-03-19AC47700ND
2014-03-19AC47698ND
2014-03-19AC47717ND
2014-03-19AC47716ND
2014-06-16AC56932ND
2014-06-16AC56944ND
2014-06-16AC56940ND
2014-06-16AC56943ND
2014-08-20AC64730ND
2014-08-20AC64700ND
2014-08-20AC64726ND
2014-08-20AC64701ND
2014-11-20AC72663ND
2014-11-20AC72666ND
2014-11-20AC72668ND
2014-11-20AC72669ND
2015-03-10AC83457ND
2015-03-10AC83460ND
2015-03-10AC83478ND
2015-03-10AC83456ND
2015-05-18AC92295ND
2015-05-18AC92296ND
2015-05-18AC92293ND
2015-05-18AC92298ND
2015-09-10AD06526ND
2015-09-10AD06525ND
2015-09-10AD06528ND
2015-09-10AD06529ND
2015-12-02AD15123ND
2015-12-02AD15118ND
2015-12-02AD15119ND
2015-12-02AD15120ND
2016-02-17AD23898ND
2016-02-17AD23896ND
2016-02-17AD23899ND
2016-02-17AD23895ND
2016-02-17AD24040ND
2016-05-23AD37690ND
2016-05-23AD37688ND
2016-05-23AD37715ND
2016-05-23AD37687ND
2016-07-27AD45962ND
2016-07-27AD45963ND
2016-07-27AD45961ND
2016-07-27AD45957ND
2016-11-07AD56791ND
2016-11-07AD56789ND
2016-11-07AD56792ND
2016-11-07AD56795ND
2017-01-26AD67090ND
2017-01-26AD67113ND
2017-01-26AD67109ND
2017-01-26AD67103ND
2017-04-25AD80927ND
2017-04-25AD80925ND
2017-04-25AD80928ND
2017-04-25AD80929ND
2017-08-31AD94609ND
2017-08-31AD94606ND
2017-08-31AD94607ND
2017-08-31AD94610ND
2017-10-31AE02897ND
2017-10-31AE02890ND
2017-10-31AE02895ND
2017-10-31AE02896ND