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EWG's Tap Water Database — 2021 UPDATE

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Dalapon

Parchment

NOTE: Parchment purchases water from Kalamazoo which is required to test for dalapon. Sample information shown below was taken by Kalamazoo.

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

 

36

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND60ND
2015N/A00N/A
2016N/A00N/A
2017N/A00N/A
2018ND20ND
2019ND20ND

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: Parchment purchases water from Kalamazoo which is required to test for dalapon. Sample information shown below was taken by Kalamazoo.

Date Lab ID Result
2014-02-06LLF08743ND
2014-05-12LLF17820ND
2014-08-31LLF35694ND
2014-08-31LLF35693ND
2014-11-04LLF45375ND
2014-11-04LLF45376ND
2018-02-06LLH64766ND
2018-02-06LLH64766ND
2018-02-06LLH64767ND
2018-02-06LLH64767ND
2018-05-01LLH77963ND
2018-05-01LLH77964ND
2018-05-01LLH77964ND
2018-05-01LLH77963ND
2018-08-14LLH99050ND
2018-08-14LLH99050ND
2018-08-14LLH99051ND
2018-08-14LLH99051ND
2018-11-14LLI15549ND
2018-11-14LLI15548ND
2018-11-14LLI15548ND
2018-11-14LLI15549ND
2019-02-05LLI24685ND
2019-02-05LLI24685ND
2019-02-05LLI24686ND
2019-02-05LLI24686ND
2019-05-06LLI36749ND
2019-05-06LLI36749ND
2019-05-06LLI36750ND
2019-05-06LLI36750ND
2019-05-29LLI40050ND
2019-05-29LLI40050ND
2019-08-06LLI54962ND
2019-08-06LLI54962ND
2019-08-06LLI54963ND
2019-08-06LLI54963ND