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EWG's Tap Water Database — 2019 UPDATE

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Dalapon

Chesterfield County Central Water System

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

 

27

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2012ND40ND
2013ND40ND
2014ND40ND
2015ND40ND
2016ND40ND
2017ND70ND

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
2012-06-05E120400844ND
2012-06-05E120400839ND
2012-06-05E120400849ND
2012-06-05E120400820ND
2013-04-23E130202484ND
2013-04-23E130202511ND
2013-04-23E130202504ND
2013-04-23E130202513ND
2014-04-22E140308611ND
2014-04-22E140308602ND
2014-04-22E140308588ND
2014-04-22E140308577ND
2015-04-23VA010-DCLSND
2015-04-23VA010-DCLSND
2015-04-23VA010-DCLSND
2015-04-23VA010-DCLSND
2016-04-25E160305678ND
2016-04-25E160305662ND
2016-04-25E160305663ND
2016-04-25E160305651ND
2017-02-21E161203718ND
2017-02-21E161203728ND
2017-02-21E161203723ND
2017-04-19E170304720ND
2017-04-19E170304727ND
2017-04-19E170304728ND
2017-04-19E170304742ND