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EWG's Tap Water Database — 2019 UPDATE

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2,4,5-T

City of South Houston

2,4,5-Trichlorophenoxyacetic acid (2,4,5-T) is a herbicide banned in the U.S. since 1985. It was formerly used on residential and commercial lawns, and occasionally on food crops. 2,4,5-T contained the impurity dioxin, which is highly toxic to people and wildlife.

 

10

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2012N/A00N/A
2013N/A00N/A
2014ND50ND
2015N/A00N/A
2016N/A00N/A
2017ND50ND

ppb = parts per billion

All test results

Date Lab ID Result
2014-01-14AC38854ND
2014-01-14AC38856ND
2014-01-14AC38853ND
2014-01-14AC38861ND
2014-01-14AC38855ND
2017-01-06AD63703ND
2017-02-10AD70458ND
2017-03-01AD72856ND
2017-03-01AD72857ND
2017-03-01AD72858ND