2,4,5-TP (Silvex)
Glens Falls City
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.
Testing results - average by year
Year | Average result | Samples taken | Detections | Range of results |
---|---|---|---|---|
2014 | ND | 2 | 0 | ND |
2015 | N/A | 0 | 0 | N/A |
2016 | ND | 1 | 0 | ND |
2017 | ND | 1 | 0 | ND |
2018 | ND | 8 | 0 | ND |
2019 | ND | 1 | 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 |
---|---|---|
2014-03-18 | 140319053SOCS | ND |
2014-03-18 | 14031903002SOCS | ND |
2016-03-16 | BK79686-SOCS | ND |
2017-08-02 | BY77404-SOCS | ND |
2018-01-23 | BZ79862-SOC PART | ND |
2018-01-23 | BZ9863-SOC PARTI | ND |
2018-05-09 | CA44253-SOC PART | ND |
2018-05-09 | CA44254-SOC PART | ND |
2018-08-07 | CB07695-SOC PART | ND |
2018-08-07 | CB07694-SOC PART | ND |
2018-11-07 | CB91327-SOC PART | ND |
2018-11-07 | CB91326-SOC PART | ND |
2019-07-10 | CD53961-SOCS | ND |