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EWG's Tap Water Database — 2019 UPDATE

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Dalapon

City of Kirkland

NOTE: City of Kirkland purchases water from Seattle Public Utilities which is required to test for dalapon. Sample information shown below was taken by Seattle Public Utilities.

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

 

6

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2012ND10ND
2013ND20ND
2014N/A00N/A
2015ND80ND
2016ND20ND
2017N/A00N/A

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

NOTE: City of Kirkland purchases water from Seattle Public Utilities which is required to test for dalapon. Sample information shown below was taken by Seattle Public Utilities.

Date Lab ID Result
2012-10-1641967ND
2013-12-1154340ND
2013-12-1254341ND
2015-08-1838914ND
2016-12-06ND
2016-12-06ND