FDA and EPA have developed a new protocol to guide companies in registering antimicrobial products for treating water used in farm irrigation systems.

“This is a big, big deal, and it's a major milestone for produce safety,” said the FDA’s top food safety official, Frank Yiannas, in a press call on Thursday.

Interested in more coverage and insights? Receive a free month of Agri-Pulse West.

The work stems from collaborations with CDFA, the California Leafy Greens Marketing Agreement and an industry taskforce. It follows an investigation that found cattle grazing nearby to be the most likely contributor to an E. coli outbreak last year in romaine lettuce from the Salinas Valley.