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EWG's Tap Water Database — 2021 UPDATE

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Di(2-ethylhexyl) adipate

Harris County Municipal Utility District 109

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.

 

18

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014N/A00N/A
2015ND30ND
2016ND20ND
2017ND40ND
2018ND50ND
2019ND40ND

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
2015-07-06AC98467ND
2015-07-06AC98468ND
2015-12-02AD15257ND
2016-09-25AD51263ND
2016-12-05AD60485ND
2017-01-06AD63768ND
2017-04-21AD80809ND
2017-07-12AD89122ND
2017-10-24AE01943ND
2018-01-31AE11700ND
2018-01-31AE11683ND
2018-04-12AE22361ND
2018-07-26AE34736ND
2018-11-07AE45658ND
2019-02-14AE54691ND
2019-05-22AE67790ND
2019-08-14AE78741ND
2019-11-22AE90482ND