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EWG's Tap Water Database — 2019 UPDATE

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2,4,5-TP (Silvex)

Moore County Public Util. - Pinehurst

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.

 

36

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2012ND30ND
2013ND30ND
2014N/A00N/A
2015N/A00N/A
2016ND300ND
2017N/A00N/A

ppb = parts per billion

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

All test results

Date Lab ID Result
2012-02-1437729_12-04108ND
2012-08-3037729_12-24129ND
2012-11-1937729_12-32872ND
2013-03-1937729_13-07721ND
2013-05-1437729_13-13229ND
2013-09-1737729_13-27690ND
2016-06-0737729_16-18166ND
2016-06-0737729_16-18167ND
2016-06-0737729_16-18168ND
2016-06-0737729_16-18169ND
2016-06-0737729_16-18170ND
2016-06-0737729_16-18171ND
2016-06-0737729_16-18165ND
2016-06-0737729_16-18164ND
2016-06-0737729_16-18163ND
2016-06-1037729_16-19321ND
2016-06-1237729_16-19317ND
2016-06-1237729_16-19320ND
2016-06-1337729_16-19322ND
2016-06-1337729_16-19323ND
2016-06-1337729_16-19324ND
2016-09-063541953ND
2016-09-063541947ND
2016-09-063541958ND
2016-09-133545838ND
2016-09-133545843ND
2016-09-133545848ND
2016-09-143545832ND
2016-09-143545827ND
2016-09-143545822ND
2016-09-193550519ND
2016-09-193550524ND
2016-09-193550529ND
2016-09-203550540ND
2016-09-203550545ND
2016-09-203550535ND