Denali Fault: Sustina Glacier
Peter Haeussler examining the Denali fault trace on the Susitna Glacier to find matching ice surfaces to determine amount of fault offset....
Location: AK, USA

Denali Fault: Black Rapids Glacier
Right step in Denali fault trace on Black Rapids Glacier caused extension of the glacier. Landslide debris in background....
Location: AK, USA

Denali Fault: Canwell Glacier
Peter Haeussler prepares to measure the offset of a crevasse on the Canwell Glacier....
Location: AK, USA

Denali Fault: Susitna Glacier
Helicopters and satellite phones were integral to the geologic field response. Here, Peter Haeussler is calling a seismologist to pass along the discovery of the Susitna Glacier thrust fault. View is to the north up the Susitna Glacier. The Denali fault trace lies in the background where the two lan...
Location: AK, USA

Denali Fault: Susitna Glacier
Patty Craw, DGGS, stands in front of the Susitna Glacier thrust fault. The November 3 earthquake started with an M7.2 earthquake along this fault....
Location: AK, USA

Denali Fault: Susitna Glacier
Peter Haeussler measures offset of the Susitna Glacier thrust fault....
Location: AK, USA

Denali Fault: Susitna Glacier
The Susitna Glacier thrust fault southwest of the toe of the Susitna Glacier. The rolled over tundra reflects the fault trace....
Location: AK, USA

Denali Fault: Canwell Glacier
The Denali fault offset crevasses on the Canwell Glacier....
Location: AK, USA

Denali Fault: Canwell Glacier
Right steps in the Denali fault trace on the Canwell Glacier caused large rhombehedral chasms to form. Patty Craw in background. This photo was on the front page of the Anchorage Daily News....
Location: AK, USA

Denali Fault: Gakona Glacier
Fault trace on Gakona Glacier. Tracks are from where geologists measured the fault offset....
Location: AK, USA

Denali Fault: Gillette Pass
View northward of mountain near Gillette Pass showing sackung features. Here the mountaintop moved downward like a keystone, producing an uphill-facing scarp. The main Denali fault trace is on the far side of the mountain and a small splay fault is out of view below the photo....
Location: AK, USA

Central Alaska Range
View of central Alaska Range from the south....
Location: AK, USA

Denali Fault: Chistochina River
Denali fault near headwaters of Chistochina River, view to the south. Dark blur at top of photo is rotor blade....
Location: Chistochina River, AK, USA

Denali Fault: Chistochina River
Denali fault crossing stream near headwaters of Chistochina River. Stream offset was 4.8m. Perhaps better than the previous photo....
Location: AK, USA

Waterfall Creation Between Faults
The fault scarp created a waterfall in the transition region between the Denali fault and the Totschunda fault....
Location: AK, USA