Menu

EWG's Tap Water Database — 2021 UPDATE

Donate

Dalapon

Weber Basin Water Conservancy District - Central

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
2014N/A00N/A
2015ND10ND
2016ND20ND
2017N/A00N/A
2018ND40ND
2019ND20ND

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
2015-09-29ND
2016-07-05ND
2016-11-08ND
2018-08-23ND
2018-08-23ND
2018-10-12ND
2018-10-12ND
2019-08-08ND
2019-11-14ND