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EWG's Tap Water Database — 2019 UPDATE

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Dalapon

Upper Leon River Municipal Water District

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

 

21

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2012ND30ND
2013ND10ND
2014ND40ND
2015ND40ND
2016ND50ND
2017ND40ND

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
2012-03-15AB84234ND
2012-06-19AB93250ND
2012-09-25AC02091ND
2013-03-061303230006ND
2014-03-18AC47358ND
2014-06-26AC58214ND
2014-09-24AC68078ND
2014-12-03AC73471ND
2015-02-19AC81323ND
2015-04-08AC87700ND
2015-08-05AD02630ND
2015-10-06AD09609ND
2016-01-13AD17879ND
2016-04-14AD33188ND
2016-04-14AD33270ND
2016-08-03AD46875ND
2016-10-12AD53160ND
2017-03-15AD75429ND
2017-05-16AD84660ND
2017-08-24AD94157ND
2017-11-15AE05184ND