Di(2-ethylhexyl) adipate
Irvine Ranch Water District
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.
Samples
Samples exceeding legal limit (MCL)
Samples exceeding
health guidelines
Testing results - average by year
| Year | Average result | Samples taken | Detections | Range of results |
|---|---|---|---|---|
| 2013 | N/A | 0 | 0 | N/A |
| 2014 | ND | 4 | 0 | ND |
| 2015 | ND | 6 | 0 | ND |
| 2016 | ND | 4 | 0 | ND |
| 2017 | ND | 12 | 0 | ND |
| 2018 | ND | 9 | 0 | ND |
| 2019 | ND | 7 | 0 | ND |
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 |
|---|---|---|
| 2014-01-14 | 4417-067-1010 | ND |
| 2014-01-14 | 4417-066-0930 | ND |
| 2014-08-12 | 9588-060-1430 | ND |
| 2014-10-07 | 4417-078-1300 | ND |
| 2015-01-12 | 4417-078-1120 | ND |
| 2015-04-08 | 4417-078-1000 | ND |
| 2015-05-20 | 4417-077-0750 | ND |
| 2015-07-13 | 4417-077-1100 | ND |
| 2015-07-14 | 4417-078-0900 | ND |
| 2015-10-05 | 4417-077-0930 | ND |
| 2016-01-12 | 4417-077-1030 | ND |
| 2016-05-05 | 4417-058-1000 | ND |
| 2016-06-23 | 9588-069-1133 | ND |
| 2016-11-14 | 9588-069-1154 | ND |
| 2017-01-19 | 4417-058-0940 | ND |
| 2017-02-28 | 9588-085-1334 | ND |
| 2017-03-21 | 9588-064-1437 | ND |
| 2017-03-21 | 9588-063-1418 | ND |
| 2017-03-29 | 9588-069-1032 | ND |
| 2017-04-26 | 9588-085-1040 | ND |
| 2017-05-16 | 4417-006-1410 | ND |
| 2017-06-01 | 4417-058-1110 | ND |
| 2017-07-13 | 4417-058-0855 | ND |
| 2017-07-13 | 4417-017-0750 | ND |
| 2017-08-22 | 4417-006-0910 | ND |
| 2017-10-16 | 4417-058-1110 | ND |
| 2018-02-06 | 4417-006-0800 | ND |
| 2018-02-06 | 4417-017-0720 | ND |
| 2018-02-14 | 9588-085-1413 | ND |
| 2018-02-20 | 4417-058-1115 | ND |
| 2018-04-09 | 4417-006-0930 | ND |
| 2018-04-17 | 9588-085-1141 | ND |
| 2018-04-30 | 4417-058-1330 | ND |
| 2018-10-09 | 4417-058-1315 | ND |
| 2018-10-11 | 4417-006-1100 | ND |
| 2019-02-21 | 4417-058-1015 | ND |
| 2019-02-28 | 9588-085-0743 | ND |
| 2019-03-14 | 9588-064-0943 | ND |
| 2019-04-11 | 4417-058-1035 | ND |
| 2019-07-17 | 9588-085-1413 | ND |
| 2019-08-01 | 4417-058-1040 | ND |
| 2019-10-03 | 4417-058-1135 | ND |