San Leandro sent 15 officers to help clear out the Occupy Oakland encampment at Frank Ogawa Plaza Monday morning.
Department spokesman Sergeant Mike Sobek said the officers were sent at 4:00 a.m. and have not yet returned.
He said they were used for outer perimeter control while Oakland police and Alameda County sherriffs deputies made arrests and cleared the encampment.
Local officers were dispatched under mutual aid agreements between police departments. San Leandro Police Chief Sandra Spagnoli explained the process to the City Council at its .
Twice before Spagnoli to help police the Occupy Oakland protests.
The first time was on the morning of Oct. 25, when Oakland officials evicted campers from Frank Ogawa Plaza.
The second time was the the night of Nov. 2, when San Leandro police helped quell the violence that erupted after a peaceful, day-long general strike.
Spagnoli said those two deployments cost about $20,000.