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EWG's Tap Water Database — 2019 UPDATE

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Oxamyl (Vydate)

Holliston Water Department

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

 

16

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2012ND20ND
2013ND60ND
2014N/A00N/A
2015N/A00N/A
2016ND80ND
2017N/A00N/A

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 Result
2012-04-23ND
2012-12-19ND
2013-05-22ND
2013-05-22ND
2013-05-22ND
2013-12-11ND
2013-12-11ND
2013-12-11ND
2016-05-03ND
2016-05-03ND
2016-05-10ND
2016-05-10ND
2016-12-05ND
2016-12-05ND
2016-12-05ND
2016-12-05ND