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EWG's Tap Water Database — 2021 UPDATE

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Dalapon

Global Water - Santa Cruz Water Company

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

 

11

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2013N/A00N/A
2014N/A00N/A
2015ND20ND
2016N/A00N/A
2017N/A00N/A
2018ND30ND

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
2015-01-12550-38232-1SND
2015-10-21550-53091-1SND
2018-02-01550-97234-1SOCND
2018-07-23550-106542-1ND
2018-11-01550-112696-1 SOCND
2019-01-17550-116558-1 SOCND
2019-02-264211659ND
2019-02-264211660ND
2019-04-184267725ND
2019-07-11550-125915-2 SOCND
2019-10-03550-130768-2 SOCND