Know Your Environment. Protect Your Health.

2,4,5-TP (Silvex)

Elgin Public Water Supply

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.

 

29

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
2019ND40ND
2020ND80ND
2021ND30ND
2022ND80ND
2023ND60ND

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
2019-12-10SDWA-1438615-00ND
2019-12-10SDWA-1438616-00ND
2019-12-11SDWA-1438618-00ND
2019-12-11SDWA-1438617-00ND
2020-04-28SDWA-1458595-00ND
2020-04-29SDWA-1458594-00ND
2020-09-08SDWA-1515792-00ND
2020-09-08SDWA-1515793-00ND
2020-09-08SDWA-1515794-00ND
2020-09-08SDWA-1515795-00ND
2020-10-29SDWA-1531266-00ND
2020-10-29SDWA-1531267-00ND
2021-10-12SDWA-1604993-00ND
2021-10-12SDWA-1604992-00ND
2021-10-12SDWA-1604991-00ND
2022-02-16SDWA-1669867-00ND
2022-02-16SDWA-1669886-00ND
2022-02-16SDWA-1669902-00ND
2022-05-11SDWA-1689093-00ND
2022-05-11SDWA-1689112-00ND
2022-05-11SDWA-1689144-00ND
2022-07-26SDWA-1715712-00ND
2022-12-06SDWA-1747275-00ND
2023-03-01SDWA-1776444-00ND
2023-03-01SDWA-1776445-00ND
2023-03-01SDWA-1776446-00ND
2023-12-27SDWA-1854487-00ND
2023-12-27SDWA-1854542-00ND
2023-12-27SDWA-1854558-00ND