Di(2-ethylhexyl) adipate
Guilford 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.
Samples
Samples exceeding legal limit (MCL)
Samples exceeding
health guidelines
Testing results - average by year
| Year | Average result | Samples taken | Detections | Range of results |
|---|---|---|---|---|
| 2018 | ND | 3 | 0 | ND |
| 2019 | ND | 1 | 0 | ND |
| 2020 | ND | 6 | 0 | ND |
| 2021 | ND | 1 | 0 | ND |
| 2022 | N/A | 0 | 0 | N/A |
| 2023 | ND | 10 | 0 | ND |
ppb = parts per billion
State, National, and Health Guidelines for Drinking Water
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 |
|---|---|---|
| 2018-05-29 | 8055384-01 | ND |
| 2018-09-04 | 8091925-01 | ND |
| 2018-12-11 | 8122846-01 | ND |
| 2019-03-05 | 9032320-01 | ND |
| 2020-06-09 | 22559582.00 | ND |
| 2020-06-09 | 22559552.00 | ND |
| 2020-06-09 | 22559522.00 | ND |
| 2020-09-09 | 23136524.00 | ND |
| 2020-09-09 | 23136564.00 | ND |
| 2020-09-09 | 23136594.00 | ND |
| 2021-11-10 | 25719768.00 | ND |
| 2023-05-17 | 29053236.00 | ND |
| 2023-05-17 | 29053252.00 | ND |
| 2023-05-17 | 29053268.00 | ND |
| 2023-05-24 | 29053426.00 | ND |
| 2023-05-24 | 29053393.00 | ND |
| 2023-07-18 | 29651138.00 | ND |
| 2023-07-18 | 29651230.00 | ND |
| 2023-07-18 | 29651150.00 | ND |
| 2023-08-01 | 29651257.00 | ND |
| 2023-08-01 | 29651204.00 | ND |