Mattawa They Came To Washington To Work, Then They Got The Mumps By Anna King & Esmy Jimenez • May 8, 2019 ANNA KING / NW News Network We roll up a long, gravel road about 20 miles outside Mattawa, a small farming town in central Washington state. We’re on the King Fuji Ranch where there's four suspected cases of the mumps and over a 100 exposed workers quarantined. Central Washington Health Officials Respond To Mumps Exposure In Farmworkers By Anna King • Apr 23, 2019 GOOGLE MAPS Listen Listening... / 0:53 Health officials in Grant County, Washington are responding to four probable cases of mumps. One case has been lab confirmed so far, while the others are still being evaluated. Now county health officials are rallying together a vaccine clinic to treat hundreds of exposed people.