Know Your Environment. Protect Your Health.

2,4,5-TP (Silvex)

Bloomington

NOTE: Bloomington purchases water from Minneapolis which is required to test for 2,4,5-tp (silvex). Sample information shown below was taken by Minneapolis.

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.

 

10

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
2020ND10ND
2021ND10ND
2022N/A00N/A
2023N/A00N/A

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: Bloomington purchases water from Minneapolis which is required to test for 2,4,5-tp (silvex). Sample information shown below was taken by Minneapolis.

Date Lab ID Result
2019-10-0919J0500-01ND
2020-03-1820C0794-01ND
2020-03-1820C0794-02ND
2020-05-2020E1211-01ND
2020-07-2420G1757-01ND
2020-10-2720J1367-01ND
2021-04-2021D1030-01ND
2021-04-2021D1030-02ND
2021-09-1021I0522-01ND
2021-09-1021I0522-02ND