Sand Lake National Wildlife Refuge

Sand Lake National Wildlife Refuge
IUCN category IV (habitat/species management area)
LocationBrown County, South Dakota, U.S.
Nearest cityAberdeen, S.D.
Coordinates45°46′21″N 98°15′9″W / 45.77250°N 98.25250°W / 45.77250; -98.25250
Area21,498 acres (87 km2)
Established1935 (1935)
Governing bodyU.S. Fish and Wildlife Service
WebsiteSand Lake NWR
Designated3 August 1998
Reference no.957

Sand Lake National Wildlife Refuge is located in the northeastern part of the U.S. state of South Dakota and is administered by the U.S. Fish and Wildlife Service. Created in 1935, it is a wetland of international importance and a Globally Important Bird Area. Over 260 bird species are found in the refuge, including many migratory bird species and the world's largest breeding colony of Franklin's gulls.