Trifluralin

Lee County WSC

Trifluralin is a herbicide that is used on food crops and non-agricultural lands. It was banned in Europe in the late 2000s, primarily due to its ecological toxicity.

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Samples

Samples exceeding legal limit (MCL)

Samples exceeding
health guidelines

Testing results - average by year

Year	Average result	Samples taken	Range of results
2014	N/A	0	N/A
2015	ND	9	ND
2016	ND	6	ND
2017	ND	8	ND
2018	ND	10	ND
2019	ND	6	ND

ppb = parts per billion

State and national drinking water standards and health guidelines

EWG Health Guideline 4 ppb

The EWG Health Guideline of 4 ppb for trifluralin was defined by the Environmental Protection Agency as a one-in-a-million lifetime risk of cancer. Values greater than one-in-a-million cancer risk level can result in increased cancer cases above one in a million people.

ppb = parts per billion

All test results

Date	Lab ID	Result
2015-03-04	AC83058	ND
2015-03-04	AC83055	ND
2015-03-04	AC83056	ND
2015-03-04	AC83057	ND
2015-06-17	AC96431	ND
2015-06-17	AC96429	ND
2015-06-17	AC96427	ND
2015-09-01	AD05253	ND
2015-10-15	AD10881	ND
2016-01-27	AD20522	ND
2016-01-27	AD20519	ND
2016-04-12	AD32913	ND
2016-04-12	AD32912	ND
2016-07-26	AD45813	ND
2016-10-31	AD55672	ND
2017-01-30	AD67683	ND
2017-01-30	AD67684	ND
2017-05-04	AD82881	ND
2017-05-30	AD86010	ND
2017-07-24	AD90418	ND
2017-07-24	AD90417	ND
2017-10-26	AE02515	ND
2017-10-26	AE02516	ND
2018-02-20	AE14541	ND
2018-02-20	AE14540	ND
2018-02-20	AE14543	ND
2018-02-20	AE14542	ND
2018-05-03	AE25184	ND
2018-05-03	AE25183	ND
2018-05-03	AE25185	ND
2018-07-10	AE32869	ND
2018-07-10	AE32873	ND
2018-10-09	AE42965	ND
2019-01-15	AE49936	ND
2019-01-15	AE49933	ND
2019-01-15	AE49932	ND
2019-04-10	AE61896	ND
2019-07-26	AE76072	ND
2019-11-19	AE89840	ND