The County previously had 12 recorded cases of measles in 2018-19, the department said on Wednesday, April 3.
Tehama Health officials said that if the county does not receive any additional cases between now and April 11, the county will consider itself cleared of the threat of additional measles cases.
"This is a great example of a public health success story". Two doses of either measles, mumps and rubella vaccine (MMR) or measles, mumps, rubella, and varicella vaccine (MMRV) is 99 percent effective at preventing measles.
If symptoms develop, residents are urged to not visit their doctor or emergency room UNLESS they have called ahead so precautions can be taken to prevent exposure to other individuals.
Those who have not been vaccinated with MMR vaccine or have not had measles in the past are at risk of measles.
Under the declaration, which lasts for at least 30 days, anyone under 18 who is not vaccinated against measles is barred from public gathering places, including shopping malls, civic centres, schools, restaurants and even houses of worship.
Measles is one of the most infectious viral diseases known.More news: Apple Discontinuing iPhone XR LCD Model As Company Preps More OLED Devices?
While Wakefield's research was proven to be falsified, the proportion of those vaccinated against the MMR vaccine in the United Kingdom during the late 1990's and early 2000's dropped to approximately 80%.
The Centers for Disease Control and Prevention says 387 individual cases of measles have been confirmed in 15 states this year through the end of March.
The state says this is the highest number of measles cases in the state since 1991, when 65 cases were report.
Dallas County officials reported last Thursday its first case of measles, bringing the total number of measles cases in Texas to 15.
Measles is highly contagious and the incubation period for the illness is between seven and 21 days. These symptoms are followed by a rash that spreads from the head down to the hands and feet.
The second stage begins on the third to seventh day and consists of a red blotchy rash lasting five to six days.
On 26 March, Health and Social Care Secretary Matt Hancock called for new legislation to force social media companies to remove content promoting false information about vaccines.
Symptoms of the measles generally appear in two stages.