The Miller County Health Department has extended the county's stay-at-home order due to the COVID-19 emergency until 11:59 a.m. May 3.
The county's initial order was issued April 6 and was set to expire April 24. It mirrors the state's order, which was extended to May 3 on Thursday.
As of Friday, there has been one positive case of COVID-19 confirmed in Miller County, Herbert said.
Miller County's order specifically bans indoor and outdoor dining at restaurants and dining on docks at the Lake of the Ozarks.
Officials at the Cole County Health Department said Friday they will decide next week whether to extend the county's stay-at-home order past its current expiration of April 25. Osage County health officials said they plan to extend their order next week.
There had been 41 positive cases of COVID-19 confirmed in Cole County and four in Osage County as of Friday afternoon.
Boone County's stay-at-home order currently is in effect through April 24.
Callaway, Moniteau and Morgan counties do not have local stay-at-home orders other than the state's.
Among the 15 positive cases confirmed in Moniteau County as of Friday is a staff member at the office of California dentist Dr. Mike Lutz, the office confirmed Friday.
The office staffer first tested positive for COVID-19 on Wednesday, and there has been no known exposure to the virus among any office staff or patients before that time, according to a news release.
The office has been following all safety protocol as recommended by the American Dental Association and Centers for Disease Control, with the office open only for emergencies, allowing only one patient in the office at a time, sterilizing spaces between patients and using proper personal protective equipment, according to the release.
As of Friday, the office is closed and will not be accepting emergency patients.
This article was edited at 4:40 p.m. April 17, 2020, to clarify information and add new information.