Tuolumne County is in California. Basically north of Yosemite and south of Tahoe. LOTS of right-wing reactionary Christians, etc. Would not surprise me if this becomes a problem there.
KCRA: Two measles cases confirmed in Tuolumne County with high school, hospital at risk of exposure
https://www.kcra.com/article/tuolumne-county-two-confirmed-measles-cases/64236494