The US FDA has announced an ongoing surveillance program started in October 2017 will continue through 2018 until they collect at least 1600 samples each of fresh cilantro, parsley and basil. FDA inspectors will be visiting farm packinghouses, wholesale packers, domestic and import warehouses and shippers, as well as retail purveyors, From their press release,
From 1996 to 2015, the FDA reported nine [food born illness] outbreaks linked to basil, parsley, and cilantro, which resulted in 2,699 illnesses and 84 hospitalizations. Four of the outbreaks were linked to basil, three to cilantro, and two to parsley.