On Thursday, the Centers for Disease Control and Prevention reported that a measles outbreak had reached California, bringing the total number of confirmed cases to 6,918.
Of those, 2,988 have died.
But, there are still about 1,000 measles cases that remain to be confirmed in the state.
On Wednesday, the California Department of Public Health (CDPH) reported that the first case of measles was reported in the Sacramento-area, and that the disease has now spread to 11 counties, including Fresno and San Bernardino.
In the city of Oakland, a case has also been reported.
The latest case was reported on Wednesday afternoon.
The California Department, Health and Human Services (CHHS) is urging residents to remain indoors and not travel to public parks and recreation centers or beaches.
The outbreak in Fresno has also spread to other parts of the state, including Riverside, Oxnard and San Jose, and Sacramento.
In Riverside, the county health department says it has confirmed the first measles case, and the county is now conducting an internal investigation into the outbreak.
The state health department is urging the public to stay away from Disneyland and Disney theme parks and to stay indoors and away from people who have recently visited Disneyland.
The department also says it is recommending that children under the age of 6 be allowed to visit Disneyland, Disneyland Resort and California Adventure Park.
The county is also asking visitors to stay at home and to not touch anyone that has recently been vaccinated.
The California Statewide Health Program says that the statewide total of measles cases, deaths and non-vaccinated persons was 4,922 on Wednesday.
The state health agency also says that 839 new cases have been confirmed in California.
The district health departments in Los Angeles and Orange counties have confirmed the most cases, with 2,500, 1,817 and 1,715 cases respectively.
This story has been updated to include the county of Sacramento and Riverside’s counts of measles and other cases.