Montgomery County opens first mass vaccination site while frustration over access grows Taisha Walker, Reporter Tags: HOUSTON – Montgomery County officials said Wednesday’s mass vaccination site has been running smoothly. The site opened to the county’s eligible population at the Montgomery County Fairground Wednesday morning to a line. Jason Mill Sapps, chief of staff to the Montgomery County judge, said 247 of the 2,000 reserved shots were administered within the first hour. Sapps said the Conroe site will remain open until Friday to ensure the county honors all 2,000 reservations and appointments. Frustrations continue to grow among those who are eligible to receive the COVID-19 vaccine but can’t seem to get a shot. Oran Murphy is among that group.