Search
You searched for:
Start Over
Tualatin River Watershed
Remove constraint Tualatin River Watershed
Subject
Geology
Remove constraint Subject: Geology
Subject
Stratigraphic Geology
Remove constraint Subject: Stratigraphic Geology
Subject
Stratigraphy
Remove constraint Subject: Stratigraphy
Database
PDX Scholar
Remove constraint Database: PDX Scholar
1 entry found
Search Results
-
Approximately 150 meters (500 feet) of Grande Ronde Basalt and 140 meters (450 feet) of Wanapum Basalt of the Columbia River Basalt Group are exposed in the Bull Run Watershed. In Bull Run, the Grande ...
Citation