Creating vaccine access for rural areas of San Diego County With no county sites east of El Cajon, fire and EMS personnel are making sure people in rural areas get their vaccines. and last updated 2021-03-09 09:00:41-05 SAN DIEGO, Calif. (KGTV) - âOperation Collaborationâ is made up of a couple dozen San Diego fire and EMS agencies with the goal of getting vaccines out into the community. Most recently, they have started vaccinating agricultural workers and people in rural communities. In addition to the two fixed sites at Cuyamaca College and in Carlsbad, the agencies have hosted pop-up vaccine sites in eight rural areas, including Borrego Springs, Julian, James, Ramona, Valley Center, Pine Valley, Alpine and Warner Springs.