Springs
These thermal springs emerge at 125°F on sovereign Warm Springs Reservation land in Jefferson County, creating a 72-degree temperature differential above the 53°F ambient air temperature. Recent USGS measurements record 56°C water temperature at the 2,140-foot elevation site. The springs flow within tribal jurisdiction managed by the Confederated Tribes of Warm Springs, 437 meters from Simnasho-Hot Springs Road.
The springs occupy the high desert plateau of central Oregon at 2,140 feet elevation, where juniper and sagebrush dominate the semi-arid landscape. Located within the Warm Springs Reservation boundaries, the site sits in terrain shaped by volcanic activity and the rain shadow of the Cascade Range. The area receives 19 inches of annual precipitation and 25 inches of snow, supporting scattered vegetation adapted to the continental climate. Simnasho-Hot Springs Road provides the nearest vehicular access through reservation lands.
The springs flow within the Warm Springs Reservation, home to the Confederated Tribes of Warm Springs since the 1855 treaty. The thermal waters were used by indigenous peoples for centuries before European contact. Current management remains under tribal authority, with access subject to reservation regulations. Documentation of specific development history is limited beyond the tribal administrative framework.
Access requires permission from the Confederated Tribes of Warm Springs, as all reservation lands fall under tribal jurisdiction. Contact tribal authorities before visiting to confirm current access policies. The short walk from Simnasho-Hot Springs Road makes approach feasible year-round, though winter snow may complicate travel. Mecca Flat Campground on the Deschutes River lies 10.9 km away for overnight stays.
Is Springs worth visiting?
Best for
- Hot spring soaking
- Overnight camping trips
Situated on the banks of the Deschutes Wild and Scenic River, Mecca Flat Campground is located just a mile and a half from Oregon State Highway 26 near Warm Springs. The site features 13 individual campsites and one group use area. The southern terminus of the 7-mile long Trout Creek Trail can be accessed directly from the campground.Know Before You Go:All campsites, including the group use area are open year-round on a first-come, first-served basis; no potable water is available.The 1.6 mil...