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EWG's Tap Water Database — 2021 UPDATE

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2,4,5-T

Harris County MUD 165

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
2014ND20ND
2015N/A00N/A
2016ND10ND
2017ND20ND
2018ND30ND
2019ND20ND

ppb = parts per billion

All test results

Date Lab ID Result
2014-03-20AC47837ND
2014-07-16AC59860ND
2016-03-21AD29734ND
2017-05-04AD82843ND
2017-05-04AD82849ND
2018-06-07AE29050ND
2018-09-26AE41803ND
2018-11-30AE47639ND
2019-01-31AE52506ND
2019-01-31AE52505ND