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EWG's Tap Water Database — 2021 UPDATE

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Di(2-ethylhexyl) adipate

Quint-mar Water Authority

Di(2-ethylhexyl) adipate is used in PVC plastic, plastic wrap and other consumer products. It is released as a pollutant from industrial sources and sewage treatment plants. In studies of laboratory animals, di(2-ethylhexyl) adipate can harm fetal development.

 

27

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND20ND
2015N/A00N/A
2016ND100ND
2017ND20ND
2018N/A00N/A
2019ND130ND

ppb = parts per billion

State and national drinking water standards and health guidelines

EWG Health Guideline 200 ppb

The EWG Health Guideline of 200 ppb for di(2-ethylhexyl) adipate was defined by the California Office of Environmental Health Hazard Assessment as a public health goal, the level of a drinking water contaminant that does not pose a significant health risk. This health guideline protects against harm to internal organs.

EPA Maximum Contaminant
Level (MCL) 400 ppb

The legal limit for di(2-ethylhexyl) adipate, established in 1992, was based on a toxicity study in laboratory animals conducted in the 1980s.

ppb = parts per billion

All test results

Date Lab ID Result
2014-02-13AA88468ND
2014-07-29AA90730ND
2016-06-14AB12484ND
2016-06-14AB12485ND
2016-06-14AB12482ND
2016-06-14AB12481ND
2016-06-14AB12483ND
2016-07-20AB13720ND
2016-07-20AB13719ND
2016-07-20AB13721ND
2016-07-20AB13718ND
2016-07-20AB13722ND
2017-01-26AB17479ND
2017-07-13AB21022ND
2019-02-05AB32810ND
2019-02-05AB32807ND
2019-02-05AB32811ND
2019-02-05AB32809ND
2019-02-05AB32808ND
2019-04-17AB34287ND
2019-04-17AB34288ND
2019-07-17AB36917ND
2019-07-17AB36908-1ND
2019-07-17AB36909ND
2019-07-17AB36910ND
2019-07-17AB36911ND
2019-07-17AB36912ND