The Upper Klamath National Wildlife Refuge is a wildlife refuge

National Wildlife Refuge

National Wildlife Refuge is a designation for certain protected areas of the United States managed by the United States Fish and Wildlife Service. The National Wildlife Refuge System is the world's premiere system of public lands and waters set aside to conserve America's fish, wildlife and plants...

 located in southwestern Klamath County

Klamath County, Oregon

-National protected areas:* Bear Valley National Wildlife Refuge* Crater Lake National Park * Deschutes National Forest * Fremont National Forest * Klamath Marsh National Wildlife Refuge* Lower Klamath National Wildlife Refuge...

 on the shores of Upper Klamath Lake

Upper Klamath Lake

Upper Klamath Lake is a large, shallow freshwater lake east of the Cascade Range in south central Oregon in the United States. The largest freshwater body in Oregon, it is approximately 20 mi long and 8 mi wide and extends northwest from the city of Klamath Falls...

 in Oregon

Oregon

Oregon is a state in the Pacific Northwest region of the United States. It is located on the Pacific coast, with Washington to the north, California to the south, Nevada on the southeast and Idaho to the east. The Columbia and Snake rivers delineate much of Oregon's northern and eastern...

. It was established in 1928 and contains some 17193 acres (6,957.8 ha) of freshwater marsh

Freshwater marsh

A freshwater marsh is a marsh that contains fresh water. They are usually found near the mouths of rivers and are present in areas with low drainage. The Florida Everglades, the largest freshwater marsh in the United States, are an example of this type of marsh....

es. It is accessible only by boat. The refuge is part of the Klamath Basin National Wildlife Refuge Complex and is administered along with the other refuges of the complex from common offices in Tulelake, California

Tulelake, California

Tulelake is a city in Siskiyou County, California, United States. It is named after the nearby Tule Lake. The population was 1,010 at the 2010 census, down from 1,020 at the 2000 census.-Geography:Tulelake is located at ....

.