Glacial Lake Missoula outflow
GPTKB entity
Statements (23)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
geological formation
|
| gptkbp:causedBy |
failure of ice dam
|
| gptkbp:date |
15,000 to 13,000 years ago
|
| gptkbp:evidence |
erratic boulders
flood deposits in Willamette Valley giant ripple marks scoured coulees |
| gptkbp:frequency |
occurred dozens of times
|
| https://www.w3.org/2000/01/rdf-schema#label |
Glacial Lake Missoula outflow
|
| gptkbp:location |
gptkb:Pacific_Northwest
|
| gptkbp:majorCity |
gptkb:Pacific_Ocean
|
| gptkbp:maximumSpeed |
10 million cubic meters per second
|
| gptkbp:notableContributor |
gptkb:J_Harlen_Bretz
|
| gptkbp:numberOfEvents |
multiple
|
| gptkbp:occurredIn |
gptkb:Pleistocene_epoch
|
| gptkbp:partOf |
gptkb:Missoula_Floods
|
| gptkbp:relatedTo |
gptkb:Cordilleran_Ice_Sheet
|
| gptkbp:resultedIn |
gptkb:Channeled_Scablands
Columbia River Gorge formation Willamette Valley sediment deposition |
| gptkbp:waterSource |
gptkb:Glacial_Lake_Missoula
|
| gptkbp:bfsParent |
gptkb:Missoula_River
|
| gptkbp:bfsLayer |
7
|