HomeUSACaliforniaSan Diego CountyNorth San Diego CountyBlair ValleyOctagon Area, TheDead Battery, TheDead Battery, TheLAT,LNG 33.03753, -116.39863CREATED UPDATED Edit MapShareDescription[Edit]No description available. Be the first to contribute!Add description 1 ClimbsComing soon: New Climbs1The Dead BatteryV9+Bouldering