2,4,5-TP (Silvex)
City of Kinston
2(2,4,5-trichlorophenoxy) propionic acid (2,4,5-TP or Silvex) is a cancer-causing herbicide banned in the U.S. in 1985 because of its toxicity. It is still detected as a groundwater contaminant in areas where it was sprayed or stored.
62
Samples
0
Samples exceeding legal limit (MCL)
0
Samples exceeding
health guidelines
Testing results - average by year
| Year | Average result | Samples taken | Detections | Range of results |
|---|---|---|---|---|
| 2014 | ND | 30 | 0 | ND |
| 2015 | N/A | 0 | 0 | N/A |
| 2016 | N/A | 0 | 0 | N/A |
| 2017 | ND | 28 | 0 | ND |
| 2018 | ND | 1 | 0 | ND |
| 2019 | ND | 3 | 0 | ND |
ppb = parts per billion
State and national drinking water standards and health guidelines
EWG Health Guideline 3 ppb
The EWG Health Guideline of 3 ppb for 2,4,5-TP 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) 50 ppb
ppb = parts per billion
All test results
| Date | Lab ID | Result |
|---|---|---|
| 2014-04-23 | 8106-042314-E11S | ND |
| 2014-04-23 | 8106-042314-E02S | ND |
| 2014-04-23 | 8106-042314-E01S | ND |
| 2014-04-23 | 8106-042314-E04S | ND |
| 2014-04-23 | 8106-042314-E05S | ND |
| 2014-04-23 | 8106-042314-E06S | ND |
| 2014-04-23 | 8106-042314-E07S | ND |
| 2014-04-23 | 8106-042314-E08S | ND |
| 2014-04-23 | 8106-042314-E09S | ND |
| 2014-04-23 | 8106-042314-E12S | ND |
| 2014-04-23 | 8106-042314-E13S | ND |
| 2014-04-23 | 8106-042314-E14S | ND |
| 2014-04-23 | 8106-042314-E18S | ND |
| 2014-04-23 | 8106-042314-E20S | ND |
| 2014-04-23 | 8106-042314-E21S | ND |
| 2014-07-23 | 8106-072314-E04S | ND |
| 2014-07-23 | 8106-072314-E01S | ND |
| 2014-07-23 | 8106-072314-E06S | ND |
| 2014-07-23 | 8106-072314-E11S | ND |
| 2014-07-23 | 8106-072314-E13S | ND |
| 2014-07-23 | 8106-072314-E14S | ND |
| 2014-07-23 | 8106-072314-E18S | ND |
| 2014-07-23 | 8106-072314-E20S | ND |
| 2014-07-24 | 8106-072414-E12S | ND |
| 2014-07-24 | 8106-072414-E02S | ND |
| 2014-07-24 | 8106-072414-E05S | ND |
| 2014-07-24 | 8106-072414-E07S | ND |
| 2014-07-24 | 8106-072414-E08S | ND |
| 2014-07-24 | 8106-072414-E09S | ND |
| 2014-07-24 | 8106-072414-E21S | ND |
| 2017-04-25 | 8106-042517-E20S | ND |
| 2017-04-25 | 8106-042517-E08S | ND |
| 2017-04-25 | 8106-042517-E13S | ND |
| 2017-04-25 | 8106-042517-E12S | ND |
| 2017-04-25 | 8106-042517-E09S | ND |
| 2017-04-25 | 8106-042517-E01S | ND |
| 2017-04-25 | 8106-042517-E11S | ND |
| 2017-04-26 | 8106-042617-E02S | ND |
| 2017-04-26 | 8106-042617-E04S | ND |
| 2017-04-26 | 8106-042617-E05S | ND |
| 2017-04-26 | 8106-042617-E06S | ND |
| 2017-04-26 | 8106-042617-E07S | ND |
| 2017-04-26 | 8106-042617-E18S | ND |
| 2017-04-26 | 8106-042617-E21S | ND |
| 2017-08-21 | 8106-082117-E13S | ND |
| 2017-08-21 | 8106-082117-E21S | ND |
| 2017-08-21 | 8106-082117-E20S | ND |
| 2017-08-21 | 8106-082117-E07S | ND |
| 2017-08-21 | 8106-082117-E06S | ND |
| 2017-08-21 | 8106-082117-E04S | ND |
| 2017-08-21 | 8106-082117-E01S | ND |
| 2017-09-05 | 8106-090517-E02S | ND |
| 2017-09-05 | 8106-090517-E05S | ND |
| 2017-09-05 | 8106-090517-E08S | ND |
| 2017-09-05 | 8106-090517-E11S | ND |
| 2017-09-05 | 8106-090517-E12S | ND |
| 2017-09-05 | 8106-090517-E18S | ND |
| 2017-09-06 | 8106-090617-E09S | ND |
| 2018-07-31 | 8106-073118-E01S | ND |
| 2019-02-05 | 8106-020519-E14S | ND |
| 2019-05-07 | 8106-050719-E14S | ND |
| 2019-07-08 | 8106-070819-E01S | ND |