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EWG's Tap Water Database — 2019 UPDATE

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DCPA mono- and di-acid degradates

California Water Service Company - Dominguez

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.

 

6

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
2015ND20ND
2016ND20ND
2017ND20ND

ppb = parts per billion

All test results

Date Lab ID Result
2015-05-069590-004-1515ND
2015-08-129590-004-1140ND
2016-03-239590-018-1340ND
2016-12-289590-019-0930ND
2017-03-089590-019-1430ND
2017-10-169590-805-1030ND