Know Your Environment. Protect Your Health.

2,4,5-TP (Silvex)

Kanata Mills S/d

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.

 

12

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018N/A00N/A
2019ND10ND
2020ND40ND
2021ND30ND
2022ND20ND
2023ND20ND

ppb = parts per billion

State, National, and Health Guidelines for Drinking Water

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
2019-09-1772184-01ND
2020-03-1179654-01ND
2020-06-0382994-01ND
2020-09-218275-092120-E02SND
2020-11-058275-110520-E02SND
2021-06-148275-061421-E03SND
2021-08-188275-081821-E03SND
2021-11-038275-110321-E03SND
2022-02-168275-021622-E03SND
2022-05-188275-051822-E03SND
2023-02-158275-021523-E02SND
2023-04-058275-040523-E03SND