Tribufos

City of Evans

NOTE: City of Evans purchases water from City of Greeley which is required to test for tribufos. Sample information shown below was taken by City of Greeley.

Tribufos is an organophosphate pesticide used on cotton. Exposure to tribufos can harm the nervous system and liver, and it is classified as likely to be carcinogenic to humans.

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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	N/A	0	N/A
2016	N/A	0	N/A
2017	N/A	0	N/A
2018	ND	6	ND
2019	ND	1	ND

ppb = parts per billion

All test results

NOTE: City of Evans purchases water from City of Greeley which is required to test for tribufos. Sample information shown below was taken by City of Greeley.

Date	Result
2018-06-05	ND
2018-08-01	ND
2018-09-18	ND
2018-09-18	ND
2018-11-12	ND
2018-12-11	ND
2019-03-18	ND
2019-05-28	ND