Know Your Environment. Protect Your Health.

2,4,5-TP (Silvex)

Veolia Water Pa Dallas

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.

 

24

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
2019N/A00N/A
2020ND120ND
2021N/A00N/A
2022N/A00N/A
2023ND120ND

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
2020-04-0722039434.00ND
2020-04-0722039349.00ND
2020-04-0722039366.00ND
2020-04-0722039417.00ND
2020-04-0722039383.00ND
2020-04-0722039400.00ND
2020-08-2623015560.00ND
2020-08-2623015646.00ND
2020-08-2623015577.00ND
2020-08-2623015629.00ND
2020-08-2623015595.00ND
2020-08-2623015612.00ND
2023-04-2428917909.00ND
2023-04-2428917914.00ND
2023-04-2428917913.00ND
2023-04-2428917912.00ND
2023-04-2428917911.00ND
2023-04-2428917910.00ND
2023-07-2429515443.00ND
2023-07-2429515442.00ND
2023-07-2429515441.00ND
2023-07-2429515444.00ND
2023-07-2429515440.00ND
2023-07-2429515439.00ND