Know Your Environment. Protect Your Health.

2,4,5-TP (Silvex)

Elba Water Works

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.

 

16

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
2019ND80ND
2020N/A00N/A
2021N/A00N/A
2022ND80ND
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

Date Lab ID Result
2019-03-2719030661-001CND
2019-03-2719030661-002CND
2019-03-2719030661-003CND
2019-07-3020114953001_ISOCND
2019-07-3020114953002_ISOCND
2019-07-3020114953003_ISOCND
2019-07-3020114953004_ISOCND
2019-11-0520128988001_ISOCND
2022-03-2935706623001_ISOCND
2022-03-2935706623002_ISOCND
2022-09-2235748612001_ISOCND
2022-09-2235748612002_ISOCND
2022-11-1735760584001_ISOCND
2022-11-1735760584002_ISOCND
2022-11-1735760584003_ISOCND
2022-11-1735760584004_ISOCND