The great OK fault model - thrust
Summary:
Here we have a few from above. Don't forget that the main lines are trending NE towards Toronto. All the stress is down this trend, so you can't have a good earthquake without a break. Although the last movement of the megathrust was downwards, the plane of the megathrust just acts as a weakness.
The weakness that gives us a New Madrid is a transform, or adjustment fault. The old mountain
Content analysis:
Geographic context:
Location | Country | Latitude | Longitude |
Toronto | CA | 43.6486 | -79.3854 |
Keywords:
adjustment fault, break, downwards, good earthquake, great OK fault, main lines, megathrust, model, New Madrid, old mountain, plane, stress, Toronto, transform, trend, weakness