Search SEDIS
| Data sets | Publications | Expeditions | Thesaurus | 
| Columbia River  | |
|---|---|
| RT | British Columbia | 
| Cowlitz River | |
| Deschutes River | |
| Grand Coulee Dam | |
| Oregon | |
| Snake River | |
| Washington | |
| Willamette River | |
| SN | Rises in SE British Columbia and flows S and then W into the Pacific Ocean on the Oregon-Washington border. Also search Columbia AND appropriate area. Indexed with British Columbia and/or states as applicable. | 
| Columbia River Basalt  | |
|---|---|
| USE | Columbia River Basalt Group | 
| Columbia River Basalt Group  | |
|---|---|
| BT | Chronostratigraphic Units | 
| .Phanerozoic | |
| ..Cenozoic | |
| ...Neogene | |
| ....Miocene | |
| .....Columbia River Basalt Group | |
| UF | Columbia River Basalt | 
| RT | Pliocene | 
| Idaho | |
| Washington | |
| Oregon | |
| Picture Gorge Basalt | |
| Yakima fold belt | |
| Frenchman Springs Member | |
| Grande Ronde Basalt | |
| Saddle Mountains Basalt | |
| Wanapum Basalt | |
| Yakima Basalt | |
| SN | Miocene. The Columbia River Basalt was formerly also considered Pliocene (?). N Idaho, Oregon, and Washington. Has been divided into the Yakima Basalt (subgroup) containing the Wanapum Basalt, the Grande Ronde Basalt, and the Saddle Mountains Basalt; and | 
| Columbia River basin  | |
|---|---|
| UF | Columbia Basin | 
| RT | Idaho | 
| Utah | |
| Wyoming | |
| Montana | |
| Washington | |
| North America | |
| British Columbia | |
| Nevada | |
| Oregon | |
| Channeled Scabland | |
| SN | Drainage basin. Indexed with North America or British Columbia and/or states as applicable. | 
| Columbia River estuary  | |
|---|---|
| BT | United States | 
| .Columbia River estuary | |
| RT | Washington | 
| Oregon | |
| SN | Tidal mouth of the Columbia River. Indexed with counties or regions as applicable. | 
| Columbia River plateau  | |
|---|---|
| USE | Columbia Plateau |