Menu

EWG's Tap Water Database — 2019 UPDATE

Donate

Dalapon

Plantation Bay Water Treatment Plant

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

 

9

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2012ND10ND
20131.60 ppb111.60 ppb
20142.20 ppb331.000 ppb - 4.50 ppb
20150.400 ppb31ND - 1.20 ppb
2016N/A00N/A
2017ND10ND

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 Result
2012-11-19ND
2013-12-041.60 ppb
2014-04-174.50 ppb
2014-08-281.000 ppb
2014-12-031.10 ppb
2015-02-051.20 ppb
2015-04-21ND
2015-07-16ND
2017-03-23ND