Channeled Scablands
E97465
The Channeled Scablands are a rugged, eroded landscape in eastern Washington carved by cataclysmic Ice Age floods, featuring deep coulees, dry falls, and scoured basalt terrain.
Aliases (3)
Statements (50)
| Predicate | Object |
|---|---|
| instanceOf |
erosional landform
→
geologic region → megaflood landscape → |
| associatedWith |
Cordilleran Ice Sheet
→
Glacial Lake Missoula → J Harlen Bretz → Spokane Floods → |
| climateZone |
semiarid
→
|
| controversialAtTimeOfProposal |
yes
→
|
| country |
United States
→
|
| dominantErosionMechanism |
abrasion by high-velocity water
→
kolk erosion → plucking of basalt → |
| drainageTo |
Columbia River
→
|
| formedBy |
Ice Age floods
→
Missoula Floods → |
| geologicalAge |
Pleistocene
→
|
| hasFeature |
channeled tracts
→
coulees → dry cataracts → dry falls → giant current ripples → hanging valleys → kolk-carved basins → plunge pools → pothole cataracts → rock basins → scabland buttes → scoured bedrock → |
| locatedIn |
Columbia Plateau
→
eastern Washington → |
| notableSite |
Crab Creek coulee
→
Dry Falls NERFINISHED → Frenchman Coulee → Grand Coulee → Moses Coulee → Palouse Falls NERFINISHED → Potholes Coulee → |
| partOf |
Columbia River Basin
→
|
| primaryProcess |
catastrophic flooding
→
glacial outburst floods → |
| primaryRockType |
basalt
→
|
| proposalYearByBretz |
1923
→
|
| scientificSignificance |
evidence for catastrophic flood geology
→
key example of megaflood geomorphology → |
| tourismActivity |
geotourism
→
hiking → sightseeing → |
| usedFor |
geology education
→
geomorphology research → |
Referenced by (7)
| Subject (surface form when different) | Predicate |
|---|---|
|
Columbia Plateau
→
Eastern Washington → |
contains |
|
Soap Lake, Washington
("Grand Coulee region")
→
Soap Lake, Washington → |
hasNearbyLandform |
|
Channeled Scablands
("scabland buttes")
→
|
hasFeature |
|
Columbia National Wildlife Refuge
("channeled scablands")
→
|
hasGeologicalFeature |
|
Missoula floods
→
|
reshaped |