those are the only two that are down right now.
There are a couple of beef plants down.
One processing facility owned by Cargill in PA...
https://www.inquirer.com/business/meat-plants-pennsylvania-cargill-jbs-souderton-covid-20200409.html
Looks like anther plant in PA (in article above) is also closed. For sure, production facilities with lots of workers are at risk....and could cause local outbreaks if not contained.