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EWG's Tap Water Database — 2019 UPDATE

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2,4,5-TP (Silvex)

Status: National drinking water standard exists

 

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.

2015-2017:

FOUND
FOUND ABOVE HEALTH GUIDELINES

1

states detected

8

utilities detected

238,000

people served

0

states over health guideline

0

utilities over health guideline

0

people served over health guideline

Health concerns for 2,4,5-TP

Cancer

Harm to the liver

State and national drinking water standards and health guidelines

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

States reporting 2,4,5-TP in drinking water

UTILITIES WITH CONTAMINATION
State UtilitiesPeople Served
Florida8237,867
MORE
LESS

Filtering technologies that reduce 2,4,5-TP

carbon filter icon

Activated Carbon

reverse osmosis icon

Reverse Osmosis

Utilities with the highest amounts of 2,4,5-TP, 2015-2017

ALL UTILITIES
LARGE UTILITIES
UtilityLocationTestsAverage levelPeople served
Frostproof, City ofFrostproof, FL2 of 60.107 ppb3,550
City of Fort MeadeFort Meade, FL1 of 20.1000 ppb5,455
Mulberry, City ofMulberry, FL2 of 50.0640 ppb3,780
Toho Water Authority - Poinciana SystemKissimmee, FL1 of 30.0533 ppb69,447
Fern Crest Utilities Inc.Ft Lauderdale, FL1 of 30.0533 ppb4,643
South Broward Utility/sunriseFort Lauderdale, FL1 of 30.0533 ppb9,457
City of Port St. JoePort St. Joe, FL1 of 30.0333 ppb12,806
Miramar (East & West) PlantsMiramar, FL1 of 60.0267 ppb128,729
UtilityLocationTestsAverage levelPeople served
Toho Water Authority - Poinciana SystemKissimmee, FL1 of 30.0533 ppb69,447
City of Port St. JoePort St. Joe, FL1 of 30.0333 ppb12,806
Miramar (East & West) PlantsMiramar, FL1 of 60.0267 ppb128,729