"Imperial Refuge Wilderness. View from Watchmans Cabin Lookout (Fish and Wildlife Service)" by Fish and Wildlife Service , public domain
![]() | ImperialNational Wildlife Refuge - Arizona |
The Imperial National Wildlife Refuge protects wildlife habitat along 30 miles (50 km) of the lower Colorado River in Arizona and California, including the last un-channeled section before the river enters Mexico. Within the refuge is the the Imperial Refuge Wilderness. It also surrounds the Picacho State Recreation Area.
This section of the Colorado River is popular for boating, hiking, fishing, camping, exploring old mining camps and wildlife watching.
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maps

Yuma County Map of Arizona Surface Management Responsibility. Published by Arizona State Land Department and U.S. Bureau of Land Management (BLM).

La Paz County Map of Arizona Surface Management Responsibility. Published by Arizona State Land Department and U.S. Bureau of Land Management (BLM).

Statewide Map of Arizona Surface Management Responsibility. Published by Arizona State Land Department and U.S. Bureau of Land Management (BLM).
brochures
Hunting at Imperial National Wildlife Refuge (NWR) in Arizona. Published by the U.S. Fish & Wildlife Service (USFWS).