Wallowa Lake
Posted on: September 25th, 2011 in Historical Marker Details |
![](https://oregontic.com/wp-content/uploads/2011/09/Wallowa-Lake-150x150.jpg)
Subject:Wallowa Lake was created by the advance and retreat of alpine glaciers.
OREGON GEOLOGY
Wallowa Lake has been formed by the damming action of glacial drift. The easterly shore of the lake is a splendid example of a lateral moraine and the northern boundary of the lake of a terminal moraine. An outwash plain extends beyond the town of Joseph. The east and west lateral moraines record two major stages of glaciation …