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EWG's Tap Water Database — 2019 UPDATE

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DCPA mono- and di-acid degradates

Oyster Bay Water District

DCPA degradates are residues of the herbicide dacthal, or DCPA, which is used for urban, household and agricultural applications. Dacthal is a possible human carcinogen whose use was limited by the EPA in 2005 due to concerns about water contamination.

 

5

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2012N/A00N/A
2013N/A00N/A
2014N/A00N/A
2015N/A00N/A
2016ND50ND
2017N/A00N/A

ppb = parts per billion

All test results

Date Lab ID Result
2016-06-281606Q85-003-SOCSND
2016-06-281606Q85-002-SOCSND
2016-06-281606Q85-001-SOCSND
2016-06-281606Q85-004-SOCSND
2016-06-291606S10-001-SOCSND