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EWG's Tap Water Database — 2019 UPDATE

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Dalapon

Lubbock Public Water System

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

 

39

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2012ND260ND
2013ND30ND
20141.59 ppb21ND - 3.18 ppb
2015ND40ND
2016ND20ND
2017ND20ND

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
2012-03-20AB84585ND
2012-03-20AB84586ND
2012-05-10AB89562ND
2012-05-10AB89559ND
2012-05-10AB89553ND
2012-05-10AB89555ND
2012-05-10AB89554ND
2012-05-10AB89551ND
2012-05-10AB89550ND
2012-05-10AB89552ND
2012-08-08AB97537ND
2012-08-08AB97536ND
2012-08-08AB97538ND
2012-08-08AB97535ND
2012-08-08AB97540ND
2012-08-08AB97539ND
2012-08-08AB97533ND
2012-08-08AB97534ND
2012-10-10AC03023ND
2012-10-10AC03024ND
2012-10-10AC03025ND
2012-10-10AC03020ND
2012-10-10AC03021ND
2012-10-10AC03027ND
2012-10-10AC03026ND
2012-10-10AC03022ND
2013-06-11Q1302096008ND
2013-08-06Q1304984003ND
2013-12-10Q1317110003ND
2014-01-22Q1401929007ND
2014-09-17Q14450270033.18 ppb
2015-02-03Q1504173003ND
2015-02-11Q1505820004ND
2015-04-07Q1513290002ND
2015-04-22Q1514946009ND
2016-02-03Q1604716013ND
2016-04-06Q1613543007ND
2017-08-10Q1734366009ND
2017-09-27Q1746701009ND