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EWG's Tap Water Database — 2021 UPDATE

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Dalapon

Carolina Beach 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

 

36

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014N/A00N/A
2015N/A00N/A
2016ND180ND
2017N/A00N/A
2018N/A00N/A
2019ND180ND

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
2016-04-1437729_16-11679ND
2016-04-1437729_16-11680ND
2016-04-1437729_16-11681ND
2016-04-1437729_16-11683ND
2016-04-1437729_16-11684ND
2016-04-1437729_16-11685ND
2016-04-1437729_16-11686ND
2016-04-1437729_16-11682ND
2016-04-1437729_16-11674ND
2016-11-1737729_16-40124ND
2016-11-1737729_16-40128ND
2016-11-1737729_16-40127ND
2016-11-1737729_16-40126ND
2016-11-1737729_16-40125ND
2016-11-1737729_16-40123ND
2016-11-1737729_16-40122ND
2016-11-1737729_16-40121ND
2016-11-1737729_16-40120ND
2019-09-2337729_19-41137 ND
2019-09-2337729_19-41136 ND
2019-09-2337729_19-41135 ND
2019-09-2337729_19-41134 ND
2019-09-2337729_19-41133 ND
2019-09-2337729_19-41132 ND
2019-09-2337729_19-41131 ND
2019-09-2337729_19-41130 ND
2019-09-2337729_19-41123 ND
2019-12-0237729_19-51274 ND
2019-12-0237729_19-51270 ND
2019-12-0237729_19-51268 ND
2019-12-0237729_19-51267 ND
2019-12-0237729_19-51266 ND
2019-12-0237729_19-51262 ND
2019-12-0237729_19-51261 ND
2019-12-0237729_19-51250 ND
2019-12-0237729_19-51249 ND