According to the USDA in a report here, there were 94 positive accessions of Porcine Epidemic Diarrhea virus (PEDv) from 674 submissions.

The update, released on May 1, illustrates that though PEDv remains a threat to U.S. hog herds, increased efforts implemented to combat the disease appear to be effective. Those figures represent roughly half the number of cases reported at this time in 2014:

 

Thirty-four states are currently reporting at least one confirmed case of PEDv: