APM: 33 Location: SR 70 and SR 89, Plumas Cty Reassurance shield as 89 joins 70. APM: 42 Location: SR 70 and Spanish Creek Dr, Quincy, Plumas Cty A few miles later we’ll enter the big unincorporated city of Quincy. APM: 43 Location: Crescent St and Main St, Quincy, Plumas Cty As we enter downtown Quincy, turn left … Continue reading California State Route 70, SR 89 to SR 89