The 70,900-acre Agua Fria National Monument is located approximately 40 miles north of downtown Phoenix and is on the doorstep of the communities of Black Canyon City and Cordes Junction. The area is marked by a high semi-desert mesa, shaped by volcanic processes and the Agua Fria River. BLM Agua Fria National Monument Information Map of Agua Fria National Monument | AccessThe two “main” access points onto the Agua Fria National Monument are off I-17 freeway: |