Three new cases of COVID-19 have been diagnosed in Tuolumne County, a 70-year-old woman and a 29-year-old man, who are related, and a 64-year-old woman.
The Public Health Department did not say where in Tuolumne County the people live or how they contracted the virus.
Both are isolating at home.
The Health Department said an investigation was ongoing.
The tests were administered at Adventist Health.
This brings Tuolumne County’s total positive cases to 12, including a caregiver at Sierra Care Center who tested positive but did not display symptoms. It was the first positive in the elderly care field in Tuolumne County.
An inmate at Sierra Conservation Center tested positive earlier this month.
Four people are in isolation, the Health Department said.
In all, 2,432 tests for COVID-19 have been conducted on Tuolumne County residents.
The department is encouraging people to wear a face mask, avoid being with people outside their household, and when they do practice social distancing, which means to stay six feet apart.
The department also said people who work with the public or who have participated in gatherings should be tested every 14-29 days.