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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.

 

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