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EWG's Tap Water Database — 2021 UPDATE

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Dalapon

Frenchtown Township

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
2014-02-19LLF10061ND
2014-02-19LLF10062ND
2014-02-19LLF10063ND
2014-02-19LLF10064ND
2014-05-20LLF19189ND
2014-05-20LLF19188ND
2014-05-20LLF19190ND
2014-05-20LLF19191ND
2014-08-21LLF34326ND
2014-08-21LLF34328ND
2014-08-21LLF34325ND
2014-08-21LLF34327ND
2014-11-20LLF47184ND
2014-11-20LLF47183ND
2014-11-20LLF47182ND
2018-02-26LLH67853ND
2018-02-26LLH67853ND
2018-02-26LLH67854ND
2018-02-26LLH67854ND
2018-05-22LLH81766ND
2018-05-22LLH81766ND
2018-05-22LLH81765ND
2018-05-22LLH81765ND
2018-08-14LLH98988ND
2018-08-14LLH98987ND
2018-08-14LLH98988ND
2018-08-14LLH98987ND
2018-11-29LLI17177ND
2018-11-29LLI17177ND
2018-11-29LLI17178ND
2018-11-29LLI17178ND
2019-02-27LLI27373ND
2019-02-27LLI27373ND
2019-02-27LLI27372ND
2019-02-27LLI27372ND
2019-05-22LLI39368ND
2019-05-22LLI39369ND
2019-05-22LLI39369ND
2019-05-22LLI39368ND
2019-08-20LLI58080ND
2019-08-20LLI58080ND
2019-08-20LLI58159ND
2019-08-20LLI58159ND
2019-11-19LLI78159ND
2019-11-19LLI78159ND
2019-11-19LLI78158ND
2019-11-19LLI78158ND