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EWG's Tap Water Database — 2021 UPDATE

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Dalapon

Keeton Ranch Water

NOTE: Keeton Ranch Water purchases water from Red Rock Valley Water District which is required to test for dalapon. Sample information shown below was taken by Red Rock Valley Water District.

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
2015ND60ND
2016ND20ND
2017N/A00N/A
2018N/A00N/A
2019ND60ND

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: Keeton Ranch Water purchases water from Red Rock Valley Water District which is required to test for dalapon. Sample information shown below was taken by Red Rock Valley Water District.

Date Result
2016-12-21ND
2016-12-21ND
2016-12-27ND
2019-03-13ND
2019-06-26ND
2019-09-30ND
2019-12-16ND
2019-12-16ND
2019-12-16ND