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EWG's Tap Water Database — 2021 UPDATE

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Dalapon

Sault Ste Marie

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

MORE ABOUT THIS CONTAMINANT

 

47

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND150ND
2015N/A00N/A
2016N/A00N/A
2017N/A00N/A
2018ND160ND
2019ND160ND

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
2014-03-20LLF12365ND
2014-03-20LLF12362ND
2014-03-20LLF12364ND
2014-03-20LLF12363ND
2014-06-24LLF24316ND
2014-06-24LLF24317ND
2014-06-24LLF24319ND
2014-06-24LLF24318ND
2014-09-23LLF40069ND
2014-09-23LLF40067ND
2014-09-23LLF40066ND
2014-12-09LLF48996ND
2014-12-09LLF48995ND
2014-12-09LLF48994ND
2014-12-09LLF48993ND
2018-03-06LLH69180ND
2018-03-06LLH69180ND
2018-03-06LLH69181ND
2018-03-06LLH69181ND
2018-06-12LLH85923ND
2018-06-12LLH85923ND
2018-06-12LLH85924ND
2018-06-12LLH85924ND
2018-09-18LLI06575ND
2018-09-18LLI06574ND
2018-09-18LLI06575ND
2018-09-18LLI06574ND
2018-12-11LLI19012ND
2018-12-11LLI19012ND
2018-12-11LLI19011ND
2018-12-11LLI19011ND
2019-03-19LLI29976ND
2019-03-19LLI29976ND
2019-03-19LLI29977ND
2019-03-19LLI29977ND
2019-06-11LLI42588ND
2019-06-11LLI42589ND
2019-06-11LLI42589ND
2019-06-11LLI42588ND
2019-09-24LLI67033ND
2019-09-24LLI67033ND
2019-09-24LLI67034ND
2019-09-24LLI67034ND
2019-12-04LLI81346ND
2019-12-04LLI81346ND
2019-12-04LLI81345ND
2019-12-04LLI81345ND