Di(2-ethylhexyl) adipate
Norwalk Water Department
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 | N/A | 0 | 0 | N/A |
| 2015 | ND | 6 | 0 | ND |
| 2016 | N/A | 0 | 0 | N/A |
| 2017 | N/A | 0 | 0 | N/A |
| 2018 | ND | 4 | 0 | ND |
| 2019 | ND | 3 | 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 |
|---|---|---|
| 2015-04-23 | 9588-002-1041 | ND |
| 2015-04-23 | 9588-003-1024 | ND |
| 2015-04-23 | 9588-012-0947 | ND |
| 2015-07-30 | 9588-002-1044 | ND |
| 2015-07-30 | 9588-003-1015 | ND |
| 2015-07-30 | 9588-012-0928 | ND |
| 2018-04-11 | 9588-002-0953 | ND |
| 2018-04-11 | 9588-003-0930 | ND |
| 2018-07-25 | 9588-002-1000 | ND |
| 2018-07-25 | 9588-003-0935 | ND |
| 2019-05-24 | 9588-012-0920 | ND |
| 2019-07-25 | 9588-012-0930 | ND |
| 2019-10-25 | 9588-012-0930 | ND |