Oxamyl (Vydate)

Tallulah Water System

Oxamyl is a neurotoxic insecticide used on cotton, fruit and vegetable crops. It may harm fetal development.

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	ND	8	ND
2017	N/A	0	N/A
2018	ND	10	ND
2019	ND	8	ND

ppb = parts per billion

State and national drinking water standards and health guidelines

EWG Health Guideline 26 ppb

The EWG Health Guideline of 26 ppb for oxamyl 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 the central nervous system.

EPA Maximum Contaminant
Level (MCL) 200 ppb

The legal limit for oxamyl, established in 1992, was based on a toxicity study in laboratory animals conducted in the 1980s.

ppb = parts per billion

All test results

Date	Lab ID	Result
2016-02-23	35231300004	ND
2016-02-23	35231300001	ND
2016-02-23	35231300004	ND
2016-02-23	35231300003	ND
2016-02-23	35231300002	ND
2016-02-23	35231300001	ND
2016-02-23	35231300002	ND
2016-02-23	35231300003	ND
2018-10-22	35426078004	ND
2018-10-22	35426078004	ND
2018-11-05	35429984003	ND
2018-11-05	35429984004	ND
2018-11-05	35429984002	ND
2018-11-05	35429984001	ND
2018-11-05	35429984004	ND
2018-11-05	35429984003	ND
2018-11-05	35429984001	ND
2018-11-05	35429984002	ND
2019-01-10	35441784001	ND
2019-01-10	35441784004	ND
2019-01-10	35441784003	ND
2019-01-10	35441784002	ND
2019-01-10	35441784001	ND
2019-01-10	35441784004	ND
2019-01-10	35441784003	ND
2019-01-10	35441784002	ND