Know Your Environment. Protect Your Health.

2,4,5-TP (Silvex)

Holley Village

NOTE: Holley Village purchases water from Monroe County Water Authority (MCWA) which is required to test for 2,4,5-tp (silvex). Sample information shown below was taken by Monroe County Water Authority (MCWA).

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.

 

8

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND10ND
2019N/A00N/A
2020ND20ND
2021ND10ND
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

NOTE: Holley Village purchases water from Monroe County Water Authority (MCWA) which is required to test for 2,4,5-tp (silvex). Sample information shown below was taken by Monroe County Water Authority (MCWA).

Date Lab ID Result
2020-05-12SOC WEBSTERND
2020-05-12SHOREMONT SOCND
2021-05-11SOCS 2021 WEBSTERND
2021-05-11SHOREMONT SOCS 2021ND
2022-05-10202205170-197ND
2022-05-102022051-70473ND
2023-05-09380-4678(6)-5ND
2023-05-09380-(4)6786-5ND