SAN DIEGO -- Four sobriety checkpoints will be held Friday night and Saturday in San Diego County, according to the Sheriff's Department.

Three are scheduled for Friday night and one for Saturday in Vista, sheriff's officials said.

In Del Mar, a checkpoint will be set up from 7:30 p.m. Friday to 1 a.m. Saturday near Camino Del Mar and 11th Street, Sgt. Randy Webb said.

In Santee, a checkpoint will be operating from about 8 p.m. Friday to 2 a.m. Saturday at an unspecified location, Sgt. Dylan Palmer said.

In Imperial Beach, a checkpoint will be set up from 7 p.m. Friday to 1:30 a.m. Saturday near 11th Street and Palm Avenue, Sgt. Jose Sanchez said.

On Saturday, a sobriety checkpoint is to take place Saturday evening through early Sunday at an unspecified location, Deputy Dwain Washington said.