Clark County Public Health identified one new measles case Thursday in the Vancouver-area outbreak.
The total number stands at 64 confirmed cases and two suspected cases.
There has also been one confirmed measles case in King County, Washington, and four cases in Multnomah County, Oregon.
With the new Clark County case, there have been no new locations identified where people may have been exposed to measles.
A list of prior measles exposure sites in Clark County can be found here.