| 04/29/2012 | Logan | Avalanche: Miller Bowl, East 4/29/2012 | Skier | 6" | 30' | 450' | 8700' | North | New Snow/Old Snow Interface | Details |
| 04/16/2012 | Logan | Avalanche: Old Logway Canyon 4/16/2012 | Skier | 6" | 40' | 450' | 8600' | Northeast | New Snow/Old Snow Interface | Details |
| 04/13/2012 | Logan | Avalanche: Old Logway Canyon 4/13/2012 | Natural | 10" | 45' | 600' | 8600' | East | New Snow/Old Snow Interface | Details |
| 03/19/2012 | Logan | Avalanche: Bobcat 3/19/2012 | Skier | 12" | 50' | 175' | 8000' | Northeast East | New Snow/Old Snow Interface | Details |
| 03/15/2012 | Logan | Avalanche: South Hollow 3/15/2012 | Natural | 3' | 200' | 300' | 8600' | East Southeast | Depth Hoar | Details |
| 03/08/2012 | Logan | Avalanche: Logan Peak 3/8/2012 | Snowmobiler | 2.5' | 50' | 250' | 9300' | East Southeast | Depth Hoar | Details |
| 03/08/2012 | Logan | Avalanche: Double Top Mountain or Gunsight Peak 3/8/2012 | Snowmobiler | 4' | 600' | 450' | 9400' | Northeast East | Facets Above Crust | Details |
| 03/05/2012 | Logan | Avalanche: Ham Hollow 3/5/2012 | Natural | 2' | 700' | 2000' | 8800' | Southeast South | | Details |
| 03/05/2012 | Logan | Avalanche: Ladybug Hill 3/5/2012 | Unknown | 3.5' | 200' | Unknown | 9600' | East | | Details |
| 03/04/2012 | Logan | Avalanche: Mt. Magog, South Ridge 3/4/2012 | Unknown | 4' | 300' | 400' | 9400' | Southeast | | Details |
| 03/04/2012 | Logan | Avalanche: Boss Canyon 3/4/2012 | Unknown | unknown | Unknown | Unknown | 9500' | East | | Details |
| 03/04/2012 | Logan | Avalanche: Hunters Cave, South Ridge 3/4/2012 | Unknown | unknown | 200' | Unknown | 9300' | East | | Details |
| 03/04/2012 | Logan | Avalanche: Providence Peak, East Face 3/4/2012 | Unknown | 2' | 300' | 500' | 9500' | East | | Details |
| 03/02/2012 | Logan | Avalanche: White Rock Hollow 3/2/2012 | Skier | 3.5' | 1000' | 700' | 9000' | Northeast East Southeast | Depth Hoar | Details |
| 03/02/2012 | Logan | Avalanche: Green Gate Area 3/2/2012 | Natural | 8" | 60' | 125' | 7400' | North | Density Change | Details |
| 03/02/2012 | Logan | Avalanche: Naomi Trail 3/2/2012 | Unknown | 4' | 70' | 200' | 8400' | East | Depth Hoar | Details |
| 03/02/2012 | Logan | Avalanche: Wellsville Cone 3/2/2012 | Natural | unknown | Unknown | Unknown | 9000' | Northeast East | | Details |
| 02/28/2012 | Logan | Avalanche: South Wide Canyon 2/28/2012 | Natural | unknown | 40' | 400' | 7300' | East | | Details |
| 02/27/2012 | Logan | Avalanche: Providence Peak, East Face 2/27/2012 | Natural | unknown | 100' | 500' | 9600' | Northeast East | | Details |
| 02/24/2012 | Logan | Avalanche: Crescent Lake Canyon 2/24/2012 | Snowmobiler | 2' | 175' | 200' | 9000' | Northeast East | Surface Hoar | Details |
| 02/24/2012 | Logan | Avalanche: White Pine Canyon, North Fork 2/24/2012 | Snowmobiler | 2' | 200' | 50' | 8800' | East | Surface Hoar | Details |
| 02/24/2012 | Logan | Accident: German Dugway Area ID 2/24/2012 | Snowmobiler | 2' | Unknown | 200' | 8900' | East | Surface Hoar | Details |
| 02/23/2012 | Logan | Accident: Wilderness Peak, ID 2/23/2012 | Snowmobiler | 2.5' | 250' | Unknown | 9200' | East Southeast | Surface Hoar | Details |
| 02/22/2012 | Logan | Avalanche: Double Top Ridge, North 2/22/2012 | Snowmobiler | 3' | 200' | 500' | 9000' | Northeast | Surface Hoar | Details |
| 02/22/2012 | Logan | Avalanche: Logan Canyon 2/22/2012 | Natural | unknown | Unknown | Unknown | 6400' | North East South West | New Snow/Old Snow Interface | Details |
| 02/22/2012 | Logan | Accident: Naomi Trail 2/22/2012 | Snowmobiler | 2.5' | 600' | 350' | 8800' | East | Facets | Details |
| 02/22/2012 | Logan | Avalanche: Football Field 2/22/2012 | Natural | 2' | 100' | 90' | 7700' | Southwest West | Surface Hoar | Details |
| 02/22/2012 | Logan | Accident: Upper Steam Mill 2/22/2012 | Snowmobiler | 18" | 100' | 200' | 9000' | Northeast East | Surface Hoar | Details |
| 02/20/2012 | Logan | Avalanche: Hidden Lake Area, ID 2/20/2012 | Snowmobiler | 3.5' | 60' | 600' | Unknown | East | Facets | Details |
| 02/15/2012 | Logan | Avalanche: Castle Rock 2/15/2012 | Natural | 10" | 50' | 500' | 9500' | Northeast | New Snow/Old Snow Interface | Details |
| 02/11/2012 | Logan | Avalanche: Providence Canyon 2/11/2012 | Natural | unknown | 25' | 100' | 6200' | North Northwest | | Details |
| 02/03/2012 | Logan | Avalanche: Middle Fork, Providence Canyon 2/3/2012 | Snowmobiler | 8" | 70' | Unknown | Unknown | East | Surface Hoar | Details |
| 02/03/2012 | Logan | Avalanche: Franklin Basin ID 2/3/2012 | Snowboarder | 18" | 50' | 100' | 7900' | North Northeast | | Details |
| 01/25/2012 | Logan | Avalanche: Rodeo Grounds 1/25/2012 | Snowmobiler | 4' | Unknown | Unknown | 9400' | East | Depth Hoar | Details |
| 01/22/2012 | Logan | Avalanche: Upper Long Hollow 1/22/2012 | Unknown | 2.5' | 400' | Unknown | 8900' | East | Facets | Details |
| 01/22/2012 | Logan | Avalanche: Logan 1/22/2012 | Natural | 3' | Unknown | Unknown | 9500' | North Northeast East Southeast Southwest West Northwest | Depth Hoar | Details |
| 01/21/2012 | Logan | Avalanche: Garden City Canyon 1/21/2012 | Skier | 2' | 50' | 90' | 8500' | Northeast | Depth Hoar | Details |
| 01/21/2012 | Logan | Avalanche: Steam Mill #3 1/21/2012 | Natural | unknown | 300' | 500' | 8900' | Northeast East | Facets | Details |
| 01/21/2012 | Logan | Avalanche: Beaver Mountain Backside 1/21/2012 | Unknown | 2' | 200' | Unknown | 7600' | Northeast East | Facets | Details |
| 01/21/2012 | Logan | Avalanche: Beaver Mountain Backside 1/21/2012 | Snowboarder | 3' | 70' | 150' | 8500' | Northeast | Depth Hoar | Details |
| 01/21/2012 | Logan | Avalanche: Logan Peak 1/21/2012 | Unknown | unknown | Unknown | Unknown | Unknown | North Northeast | Facets | Details |
| 01/20/2012 | Logan | Avalanche: Beaver Mountain Backside 1/20/2012 | Unknown | 20" | Unknown | Unknown | 8200' | East | Depth Hoar | Details |
| 01/20/2012 | Logan | Avalanche: Beaver Mountain Backside 1/20/2012 | Skier | 2' | 80' | 50' | 8600' | Northeast East | Facets Below Crust | Details |
| 01/20/2012 | Logan | Avalanche: Bear River Range 1/20/2012 | Natural | unknown | Unknown | Unknown | Unknown | North Southwest Northwest | Facets | Details |
| 01/20/2012 | Logan | Avalanche: East Faces-Wellsville Range 1/20/2012 | Natural | unknown | Unknown | Unknown | 9000' | North Northeast East | Facets | Details |
| 01/20/2012 | Logan | Avalanche: Tony Grove 1/20/2012 | Natural | 2' | Unknown | Unknown | 7100' | North Northeast East | Facets Below Crust | Details |
| 01/20/2012 | Logan | Avalanche: Garden City Bowl, the Gut 1/20/2012 | Unknown | 2' | 125' | 350' | 8600' | Northeast | Depth Hoar | Details |
| 01/20/2012 | Logan | Avalanche: Hillyard Canyon Road 1/20/2012 | Snowmobiler | 2.5' | 200' | 150' | 8000' | East | New Snow/Old Snow Interface | Details |
| 01/20/2012 | Logan | Avalanche: White Pine Knob 1/20/2012 | Skier | unknown | Unknown | Unknown | Unknown | | Facets | Details |
| 01/19/2012 | Logan | Avalanche: South Side, Beaver Canyon 1/19/2012 | Natural | 12" | 40' | 150' | 6900' | West Northwest | Facets | Details |
| 01/18/2012 | Logan | Avalanche: South Richards Hollow 1/18/2012 | Skier | 12" | 80' | 500' | 8900' | East | Facets Above Crust | Details |
| 01/01/2012 | Logan | Avalanche: White Pine Knob 1/1/2012 | Skier | 14" | 100' | 250' | 8400' | East | Facets | Details |
| 11/19/2011 | Logan | Avalanche: Castle Rock 11/19/2011 | Natural | unknown | Unknown | Unknown | 9600' | North Northeast | Facets | Details |
| 11/14/2011 | Logan | Avalanche: Tony Grove-Blind Hollow Saddle 11/14/2011 | Natural | 2' | 100' | 200' | 8800' | North | Facets | Details |
| 11/12/2011 | Logan | Avalanche: Miller Bowl 11/12/2011 | Natural | 12" | 150' | 250' | 8500' | North | Facets | Details |
| 04/30/2011 | Logan | Avalanche: Providence Canyon 4/30/2011 | Skier | 6" | 40' | 200' | 7800' | North | New Snow/Old Snow Interface | Details |
| 04/18/2011 | Logan | Avalanche: Beaver Side Country 4/18/2011 | Skier | 10" | 30' | 300' | 7600' | East Southeast | | Details |
| 04/18/2011 | Logan | Avalanche: Mitton Face 4/18/2011 | Natural | 12" | 80' | 1000' | 8400' | East | New Snow/Old Snow Interface | Details |
| 04/16/2011 | Logan | Avalanche: White Pine Lake 4/16/2011 | Snowboarder | 12" | 60' | 600' | 8700' | North | New Snow/Old Snow Interface | Details |
| 04/11/2011 | Logan | Avalanche: Naomi Peak, East Face Area 4/11/2011 | Unknown | 16" | 80' | 125' | 9300' | East Southeast | New Snow/Old Snow Interface | Details |
| 04/10/2011 | Logan | Avalanche: Cornice Ridge, Big Cornice 4/10/2011 | Natural | 6" | 300' | 500' | 9300' | East | New Snow/Old Snow Interface | Details |
| 04/10/2011 | Logan | Avalanche: Cornice Ridge, Big Cornice 4/10/2011 | Snowmobiler | 6" | 300' | 500' | 9300' | East | New Snow/Old Snow Interface | Details |
| 04/10/2011 | Logan | Avalanche: Pinball Alley 4/10/2011 | Unknown | 5" | 150' | 100' | 8700' | East | New Snow/Old Snow Interface | Details |
| 04/10/2011 | Logan | Avalanche: Ham Hollow 4/10/2011 | Natural | 2' | 250' | 1000' | 7800' | Southeast South | Facets | Details |
| 03/31/2011 | Logan | Avalanche: Follies 3/31/2011 | Unknown | unknown | Unknown | Unknown | 8500' | Southwest | | Details |
| 03/31/2011 | Logan | Avalanche: Wellsville Cone 3/31/2011 | Natural | 18" | 300' | 1000' | 9300' | Southeast | | Details |
| 03/31/2011 | Logan | Avalanche: Cornice Ridge 3/31/2011 | Natural | unknown | 200' | 500' | 9500' | East | | Details |
| 03/31/2011 | Logan | Avalanche: North Castle Rock 3/31/2011 | Natural | 2.5' | 300' | 600' | 9500' | East | | Details |
| 03/29/2011 | Logan | Avalanche: Providence Canyon 3/29/2011 | Skier | 12" | 30' | 200' | 7500' | West Northwest | New Snow/Old Snow Interface | Details |
| 03/24/2011 | Logan | Avalanche: Under Mt. Gog East 3/24/2011 | Snowmobiler | 12" | 100' | 200' | 8300' | East | | Details |
| 03/23/2011 | Logan | Avalanche: Mathews Hollow 3/23/2011 | Snowmobiler | unknown | Unknown | Unknown | Unknown | Southwest | New Snow/Old Snow Interface | Details |
| 03/22/2011 | Logan | Avalanche: Millville Peak 3/22/2011 | Natural | 3.5' | 175' | 800' | 9200' | North Northeast | Surface Hoar | Details |
| 03/22/2011 | Logan | Avalanche: Wellsville Mountain Wilderness 3/22/2011 | Natural | unknown | Unknown | Unknown | 9200' | East Southeast | | Details |
| 03/22/2011 | Logan | Avalanche: Castle Rock 3/22/2011 | Natural | 8' | 500' | 800' | 9600' | North Northeast | Facets | Details |
| 03/22/2011 | Logan | Avalanche: Cornice Ridge 3/22/2011 | Natural | 3' | 1000' | 600' | 9000' | Northeast East | New Snow/Old Snow Interface | Details |
| 03/22/2011 | Logan | Avalanche: Cornice Ridge 3/22/2011 | Natural | 3.5' | 1000' | 600' | 9300' | Northeast East | | Details |
| 03/19/2011 | Logan | Avalanche: Horse Ridge 3/19/2011 | Unknown | 18" | 500' | Unknown | 9200' | East | New Snow/Old Snow Interface | Details |
| 03/17/2011 | Logan | Avalanche: Lower Cornice Ridge Area 3/17/2011 | Snowmobiler | 18" | 200' | Unknown | 9300' | East | New Snow/Old Snow Interface | Details |
| 03/17/2011 | Logan | Avalanche: Mt, Magog Area 3/17/2011 | Unknown | 8" | 60' | Unknown | 9300' | East | New Snow | Details |
| 03/16/2011 | Logan | Avalanche: Crescent Lake Canyon 3/16/2011 | Skier | 12" | 150' | 400' | 9200' | North Northeast | New Snow/Old Snow Interface | Details |
| 03/16/2011 | Logan | Avalanche: East Faces-Wellsville Range 3/16/2011 | Natural | 3' | 300' | 1750' | 8500' | East | | Details |
| 03/12/2011 | Logan | Avalanche: Big Baldy, Southwest Shoulder 3/12/2011 | Natural | 4.5' | 200' | 700' | 8400' | West | | Details |
| 03/11/2011 | Logan | Avalanche: Logan Dry Cirque, West Goalpost and West Oscar Meyer 3/11/2011 | Natural | 4' | Unknown | Unknown | 9000' | North Northwest | Facets Above Crust | Details |
| 03/10/2011 | Logan | Avalanche: Wellsville Mountain Wilderness 3/10/2011 | Natural | unknown | Unknown | Unknown | 9000' | East | | Details |
| 03/10/2011 | Logan | Avalanche: Lower Cornice Ridge Area 3/10/2011 | Snowboarder | 12" | 40' | 100' | 9200' | North | | Details |
| 03/09/2011 | Logan | Avalanche: Rock Bowl 3/9/2011 | Unknown | 18" | 60' | Unknown | 9000' | Northeast East | New Snow/Old Snow Interface | Details |
| 03/06/2011 | Logan | Avalanche: Third Knob 3/6/2011 | Skier | 12" | 60' | 350' | 7700' | Southeast | New Snow/Old Snow Interface | Details |
| 03/05/2011 | Logan | Avalanche: Dog Leg 3/5/2011 | Snowboarder | unknown | 200' | 50' | 9000' | North | | Details |
| 02/28/2011 | Logan | Avalanche: Cornice Ridge 2/28/2011 | Unknown | unknown | 300' | 400' | 9500' | East | | Details |
| 02/28/2011 | Logan | Avalanche: Millville Peak 2/28/2011 | Natural | 3.5' | 350' | 1500' | 9000' | North Northwest | Facets Above Crust | Details |
| 02/28/2011 | Logan | Avalanche: Providence Peak, East Face 2/28/2011 | Natural | unknown | 100' | 450' | 9300' | East | | Details |
| 02/28/2011 | Logan | Avalanche: Wood Camp 2/28/2011 | Natural | unknown | 20' | 100' | 7500' | East | New Snow/Old Snow Interface | Details |
| 02/26/2011 | Logan | Avalanche: Wellsville Mountain Wilderness 2/26/2011 | Natural | unknown | Unknown | Unknown | 6000' | North Northeast East Southeast South | | Details |
| 02/26/2011 | Logan | Avalanche: Follies 2/26/2011 | Natural | 12" | 200' | Unknown | 7800' | North Southwest West Northwest | | Details |
| 02/26/2011 | Logan | Avalanche: Rock Bowl 2/26/2011 | Natural | 2' | 250' | 500' | 9100' | Northeast East | New Snow/Old Snow Interface | Details |
| 02/26/2011 | Logan | Avalanche: Providence Canyon 2/26/2011 | Unknown | 4' | 700' | 500' | 9400' | Northeast East | Facets Above Crust | Details |
| 02/23/2011 | Logan | Avalanche: Steam Mill #3 2/23/2011 | Skier | 12" | 90' | Unknown | 9000' | Northeast East | Density Change | Details |
| 02/22/2011 | Logan | Avalanche: Snow Canyon 2/22/2011 | Natural | 2' | 80' | Unknown | 7200' | Northeast East | Facets Above Crust | Details |
| 02/22/2011 | Logan | Avalanche: East Faces-Wellsville Range 2/22/2011 | Natural | unknown | Unknown | Unknown | Unknown | East | Facets Above Crust | Details |
| 02/21/2011 | Logan | Avalanche: No Name Hollow 2/21/2011 | Skier | 14" | 20' | 40' | 7400' | Northwest | New Snow/Old Snow Interface | Details |
| 02/20/2011 | Logan | Avalanche: Double Top-south 2/20/2011 | Natural | unknown | 200' | Unknown | 9400' | Northeast East | | Details |
| 02/19/2011 | Logan | Avalanche: Dog Leg 2/19/2011 | Snowboarder | 3' | 100' | Unknown | 8900' | North | Facets Above Crust | Details |
| 02/19/2011 | Logan | Accident: Spring Hollow 2/19/2011 | Skier | unknown | Unknown | 500' | 8000' | North | Facets Above Crust | Details |
| 02/14/2011 | Logan | Avalanche: Chicken Hill 2/14/2011 | Natural | unknown | 40' | Unknown | 8700' | Northeast East | | Details |
| 02/13/2011 | Logan | Avalanche: Cornice Ridge 2/13/2011 | Snowmobiler | unknown | Unknown | Unknown | 9500' | Northeast | | Details |
| 02/10/2011 | Logan | Avalanche: Tony Grove 2/10/2011 | Snowboarder | 16" | 40' | 40' | 8600' | East | Density Change | Details |
| 02/08/2011 | Logan | Avalanche: Cornice Ridge 2/8/2011 | Natural | 2' | 150' | 200' | 9400' | East | | Details |
| 02/07/2011 | Logan | Avalanche: Steam Mill/White Pine Canyon Ridge 2/7/2011 | Snowmobiler | 2' | 125' | 80' | 7400' | Northeast East | Surface Hoar | Details |
| 02/05/2011 | Logan | Avalanche: Cornice Ridge 2/5/2011 | Unknown | unknown | Unknown | Unknown | Unknown | Northeast East | | Details |
| 01/22/2011 | Logan | Avalanche: Northern Wellsville Ridgeline 1/22/2011 | Natural | unknown | 80' | 90' | 8300' | East | | Details |
| 01/17/2011 | Logan | Avalanche: Red Slide 1/17/2011 | Natural | unknown | 300' | Unknown | 6000' | Northeast East | Ground Interface | Details |
| 01/17/2011 | Logan | Avalanche: East faces, Wellsvile Range 1/17/2011 | Natural | unknown | Unknown | 2000' | 8500' | Northeast East Southeast | | Details |
| 01/17/2011 | Logan | Avalanche: Natural cycle in the Tony Grove Area 1/17/2011 | Natural | 18" | Unknown | Unknown | 8000' | North Northeast East Southeast | | Details |
| 01/17/2011 | Logan | Avalanche: Chicken Hill 1/17/2011 | Unknown | unknown | Unknown | Unknown | 8700' | East | Facets | Details |
| 01/17/2011 | Logan | Avalanche: Steep Hollow Trees 1/17/2011 | Natural | 20" | Unknown | 400' | 8600' | North Northwest | Facets | Details |
| 01/17/2011 | Logan | Avalanche: Wood Camp 1/17/2011 | Natural | unknown | Unknown | 1500' | 9000' | North Northeast East Southeast | | Details |
| 01/17/2011 | Logan | Avalanche: Flat Top 1/17/2011 | Natural | unknown | Unknown | Unknown | Unknown | North | | Details |
| 01/16/2011 | Logan | Avalanche: Logan Canyon 1/16/2011 | Natural | unknown | Unknown | Unknown | 6000' | North | | Details |
| 01/15/2011 | Logan | Avalanche: Steam Mill 1/15/2011 | Skier | 6" | 50' | 100' | Unknown | | | Details |
| 01/14/2011 | Logan | Avalanche: Wood Camp 1/14/2011 | Skier | 10" | 50' | 100' | 7400' | Northeast | New Snow/Old Snow Interface | Details |
| 01/14/2011 | Logan | Avalanche: Mt. Magog 1/14/2011 | Natural | 18" | 100' | 350' | 9500' | East | New Snow/Old Snow Interface | Details |
| 01/14/2011 | Logan | Avalanche: Providence Canyon 1/14/2011 | Natural | unknown | Unknown | 500' | 6500' | North | | Details |
| 01/13/2011 | Logan | Avalanche: Steam Mill/White Pine Canyon Ridge 1/13/2011 | Skier | 12" | 100' | 40' | 7600' | Northeast | Surface Hoar | Details |
| 01/11/2011 | Logan | Avalanche: Mitton Peak 1/11/2011 | Skier | 12" | 30' | 50' | 7600' | East Southeast | Facets | Details |
| 01/06/2011 | Logan | Avalanche: Natural and triggered? avalanches Upper Providence Canyon Week 1, 2011 1/6/2011 | Unknown | unknown | Unknown | Unknown | Unknown | North Northeast East | | Details |
| 12/31/2010 | Logan | Avalanche: Mt.Magog, East Bench 12/31/2010 | Snowboarder | 8" | 40' | 70' | 8200' | East | Density Change | Details |
| 12/29/2010 | Logan | Avalanche: Miller Bowl, East 12/29/2010 | Skier | 12" | 300' | 300' | 8700' | North | Surface Hoar | Details |
| 12/29/2010 | Logan | Avalanche: East Faces-Wellsville Range 12/29/2010 | Natural | unknown | Unknown | 2000' | Unknown | Northeast East Southeast | | Details |
| 12/29/2010 | Logan | Avalanche: Tony Grove Lake 12/29/2010 | Natural | 18" | 40' | 250' | 8200' | East | | Details |
| 12/29/2010 | Logan | Avalanche: Wildcat 12/29/2010 | Natural | unknown | Unknown | Unknown | Unknown | Northeast East Southeast | | Details |
| 12/29/2010 | Logan | Avalanche: Bobcat 12/29/2010 | Natural | unknown | Unknown | Unknown | 8200' | Northeast East | New Snow/Old Snow Interface | Details |
| 12/29/2010 | Logan | Avalanche: Bobcat 12/29/2010 | Natural | unknown | Unknown | Unknown | 8200' | Northeast East | New Snow/Old Snow Interface | Details |
| 12/29/2010 | Logan | Avalanche: Southern Wellsvilles 12/29/2010 | Natural | unknown | Unknown | Unknown | 6000' | North Northeast East Southeast South Southwest | New Snow/Old Snow Interface | Details |
| 12/23/2010 | Logan | Avalanche: Mill Hollow 12/23/2010 | Skier | 12" | 70' | Unknown | 9100' | North Northeast | | Details |
| 12/22/2010 | Logan | Avalanche: Providence Peak 12/22/2010 | Natural | unknown | Unknown | Unknown | 9100' | North Northeast East Southeast | | Details |
| 12/20/2010 | Logan | Avalanche: East Faces-Wellsville Range 12/20/2010 | Natural | unknown | Unknown | 2500' | 9000' | North Northeast East Southeast | New Snow/Old Snow Interface | Details |
| 12/20/2010 | Logan | Avalanche: Tony Grove-Blind Hollow Saddle 12/20/2010 | Unknown | 2' | 250' | 200' | 8800' | Northeast | Facets Above Crust | Details |
| 12/20/2010 | Logan | Avalanche: Bear River Range 12/20/2010 | Natural | unknown | Unknown | Unknown | 8500' | North Northeast East Southeast | Facets Above Crust | Details |
| 12/20/2010 | Logan | Avalanche: Bear River Range 12/20/2010 | Natural | unknown | Unknown | Unknown | 8000' | North Northeast East Southeast South Northwest | Facets Above Crust | Details |
| 12/19/2010 | Logan | Avalanche: Beaver Canyon 12/19/2010 | Unknown | 12" | 30' | 50' | 7100' | West Northwest | New Snow/Old Snow Interface | Details |
| 12/19/2010 | Logan | Avalanche: Logan 12/19/2010 | Natural | 8" | Unknown | Unknown | Unknown | | New Snow/Old Snow Interface | Details |
| 12/18/2010 | Logan | Avalanche: Cliff Cornice 12/18/2010 | Skier | 12" | 50' | 300' | 9200' | East | New Snow/Old Snow Interface | Details |
| 12/17/2010 | Logan | Avalanche: Miller Bowl 12/17/2010 | Snowboarder | 10" | 25' | 400' | 8800' | North Northeast East | New Snow/Old Snow Interface | Details |
| 12/11/2010 | Logan | Avalanche: East Face of Magog 12/11/2010 | Unknown | 12" | 60' | Unknown | 9200' | East | | Details |
| 12/10/2010 | Logan | Avalanche: South Tony Grove 12/10/2010 | Snowboarder | 8" | 20' | 30' | 8200' | North | New Snow | Details |
| 12/10/2010 | Logan | Avalanche: East Faces-Wellsville Range 12/10/2010 | Natural | unknown | 100' | 1000' | 9000' | Northeast East | New Snow | Details |
| 11/24/2010 | Logan | Avalanche: Mt. Elmer, East Ridge 11/24/2010 | Unknown | unknown | Unknown | Unknown | 9300' | North Northeast | Facets Below Crust | Details |
| 11/23/2010 | Logan | Avalanche: Cornice Ridge 11/23/2010 | Unknown | 4' | Unknown | 500' | 9500' | Northeast East | Facets Below Crust | Details |
| 11/23/2010 | Logan | Avalanche: Cherry Peak SE Face 11/23/2010 | Unknown | unknown | Unknown | Unknown | 9400' | Southeast | | Details |
| 11/16/2010 | Logan | Avalanche: Beginner Ridge exit 11/16/2010 | Unknown | 10" | 40' | Unknown | 8300' | North | Facets Below Crust | Details |
| 04/14/2010 | Logan | Avalanche: Rock Bowl 4/14/2010 | Skier | unknown | 50' | 400' | 9700' | East | | Details |
| 04/06/2010 | Logan | Avalanche: Wellsvilles 4/6/2010 | Natural | unknown | Unknown | Unknown | 9000' | Northeast East Southeast | | Details |
| 04/03/2010 | Logan | Avalanche: Big Baldy 4/3/2010 | Skier | 18" | 100' | 2000' | 8800' | North Northwest | Facets | Details |
| 04/03/2010 | Logan | Avalanche: Goal Post 4/3/2010 | Unknown | 3' | 800' | 1250' | 9000' | North Northwest | Facets | Details |
| 04/03/2010 | Logan | Avalanche: Old Logway Canyon 4/3/2010 | Natural | 4' | 300' | 2000' | 8500' | East | | Details |
| 04/01/2010 | Logan | Avalanche: Ridge East of the Dog Leg (pt 9014) 4/1/2010 | Skier | 3' | 600' | Unknown | 9100' | North Northeast | Facets | Details |
| 04/01/2010 | Logan | Avalanche: First Waterfall Hollow 4/1/2010 | Skier | 16" | 200' | 900' | 8900' | North Northeast | Facets Below Crust | Details |
| 03/27/2010 | Logan | Avalanche: Pinball Alley 3/27/2010 | Snowboarder | 12" | 50' | 150' | 8900' | Northeast | New Snow/Old Snow Interface | Details |
| 03/10/2010 | Logan | Avalanche: Goal Post 3/10/2010 | Skier | 3' | 250' | 1250' | 9100' | West Northwest | Facets | Details |
| 03/09/2010 | Logan | Avalanche: Mendon Peak 3/9/2010 | Natural | unknown | Unknown | Unknown | 8400' | Northeast | Surface Hoar | Details |
| 03/05/2010 | Logan | Accident: Dugway 3/5/2010 | Natural | 18" | Unknown | Unknown | 6400' | West | Facets | Details |
| 03/05/2010 | Logan | Avalanche: Oscar Mayer-east 3/5/2010 | Skier | 14" | 100' | 300' | 8200' | North | Surface Hoar | Details |
| 03/05/2010 | Logan | Avalanche: First Dam 3/5/2010 | Natural | 12" | 60' | 900' | 5700' | Southwest | | Details |
| 03/03/2010 | Logan | Avalanche: Green Canyon Mouth 3/3/2010 | Natural | 12" | 200' | 1000' | 6700' | North Northwest | Wet grains | Details |
| 03/03/2010 | Logan | Avalanche: Logan Canyon 3/3/2010 | Unknown | 10" | Unknown | Unknown | 5800' | North | | Details |
| 03/01/2010 | Logan | Avalanche: Mount Naomi Wilderness 3/1/2010 | Natural | unknown | Unknown | Unknown | Unknown | Southwest West | | Details |
| 02/28/2010 | Logan | Avalanche: Red Banks 2/28/2010 | Natural | 12" | 20' | 100' | 6500' | East | Wet grains | Details |
| 02/27/2010 | Logan | Avalanche: South Fork, Millville Canyon 2/27/2010 | Snowmobiler | 12" | 100' | Unknown | 8000' | Northeast | Surface Hoar | Details |
| 02/26/2010 | Logan | Avalanche: Whites Bedground Rd 2/26/2010 | Snowboarder | 12" | 70' | 50' | 8100' | East | Surface Hoar | Details |
| 02/26/2010 | Logan | Avalanche: Big Kahuna 2/26/2010 | Natural | unknown | Unknown | 1500' | 8400' | Northeast East | Surface Hoar | Details |
| 02/26/2010 | Logan | Avalanche: Bird Canyon 2/26/2010 | Natural | 12" | Unknown | Unknown | Unknown | East Southeast | Surface Hoar | Details |
| 02/23/2010 | Logan | Avalanche: Miller Bowl 2/23/2010 | Snowmobiler | 12" | 35' | 200' | 8700' | North | Surface Hoar | Details |
| 02/22/2010 | Logan | Avalanche: Green Canyon 2/22/2010 | Skier | 12" | 45' | 100' | 8200' | Northwest | Surface Hoar | Details |
| 02/21/2010 | Logan | Avalanche: Cornice Ridge 2/21/2010 | Snowmobiler | 19" | 50' | 200' | 9400' | Northeast East | New Snow/Old Snow Interface | Details |
| 02/21/2010 | Logan | Avalanche: Lower Steep Hollow ridge 2/21/2010 | Snowmobiler | 16" | 125' | Unknown | 7500' | Northeast | Surface Hoar | Details |
| 02/19/2010 | Logan | Avalanche: Cougar Peak 2/19/2010 | Natural | unknown | Unknown | Unknown | 9300' | West Northwest | Facets | Details |
| 02/19/2010 | Logan | Avalanche: Pt. 9421 2/19/2010 | Natural | unknown | Unknown | 2000' | 9200' | East | Facets | Details |
| 02/19/2010 | Logan | Avalanche: Naomi Trail 2/19/2010 | Snowmobiler | 18" | 50' | 50' | 8400' | East | Surface Hoar | Details |
| 02/19/2010 | Logan | Avalanche: Hunters Cave 2/19/2010 | Snowmobiler | 20" | 400' | 250' | 9200' | East | Facets Above Crust | Details |
| 02/17/2010 | Logan | Avalanche: Dog Leg 2/17/2010 | Unknown | 8" | 30' | 50' | 8800' | North | | Details |
| 02/15/2010 | Logan | Avalanche: White Pine Trees 2/15/2010 | Snowboarder | 18" | 80' | 250' | 8700' | North | | Details |
| 02/15/2010 | Logan | Avalanche: Tab Hollow 2/15/2010 | Skier | 18" | 100' | Unknown | 8500' | North Northeast | Surface Hoar | Details |
| 02/15/2010 | Logan | Avalanche: Tab Hollow 2/15/2010 | Skier | 12" | 150' | 200' | 8200' | Northeast | Surface Hoar | Details |
| 02/15/2010 | Logan | Avalanche: First Waterfall Hollow 2/15/2010 | Snowmobiler | 2.5' | 350' | 600' | 8600' | North Northeast | Surface Hoar | Details |
| 02/15/2010 | Logan | Avalanche: Wood Camp 2/15/2010 | Natural | 12" | Unknown | Unknown | 8200' | Northeast East Southeast | Surface Hoar | Details |
| 02/15/2010 | Logan | Avalanche: Beginner Ridge exit 2/15/2010 | Natural | 12" | 125' | 250' | 8400' | North | Surface Hoar | Details |
| 02/14/2010 | Logan | Avalanche: Naomi Trail 2/14/2010 | Snowmobiler | 18" | 100' | Unknown | 8900' | East | New Snow/Old Snow Interface | Details |
| 02/14/2010 | Logan | Avalanche: Naomi Trail 2/14/2010 | Snowmobiler | 20" | Unknown | Unknown | 9200' | Northeast East | New Snow/Old Snow Interface | Details |
| 02/14/2010 | Logan | Avalanche: 3rd Sister 2/14/2010 | Skier | 18" | 350' | 200' | 8400' | Northeast | Surface Hoar | Details |
| 02/13/2010 | Logan | Avalanche: Dog Leg Trees 2/13/2010 | Skier | 12" | 50' | 80' | 7900' | North | Surface Hoar | Details |
| 02/13/2010 | Logan | Avalanche: Dog Leg 2/13/2010 | Skier | 12" | 150' | 1250' | 8900' | North | Surface Hoar | Details |
| 02/13/2010 | Logan | Avalanche: Tony Grove Lake 2/13/2010 | Snowmobiler | 12" | 30' | Unknown | 8100' | East | | Details |
| 02/13/2010 | Logan | Avalanche: Mt. Magog 2/13/2010 | Unknown | 12" | Unknown | Unknown | 9600' | East | New Snow/Old Snow Interface | Details |
| 02/13/2010 | Logan | Avalanche: Mt Jardine 2/13/2010 | Natural | 4.5' | 1/2 mile | Unknown | 9200' | South Southwest West | Facets | Details |
| 02/13/2010 | Logan | Avalanche: Cottonwood 2/13/2010 | Skier | 18" | 100' | Unknown | 8000' | North Northeast East | Surface Hoar | Details |
| 02/13/2010 | Logan | Avalanche: Beirdneau Peak 2/13/2010 | Natural | unknown | 400' | Unknown | 8800' | East | Facets | Details |
| 02/12/2010 | Logan | Avalanche: Secret Slot 2/12/2010 | Unknown | 12" | 100' | 450' | 8600' | North | Surface Hoar | Details |
| 02/12/2010 | Logan | Avalanche: Miller Bowl-south 2/12/2010 | Skier | 12" | 150' | 500' | 8800' | North Northeast | Surface Hoar | Details |
| 02/12/2010 | Logan | Avalanche: 3rd Knob, Beaver Mountain-backside 2/12/2010 | Snowboarder | 12" | 20' | 50' | 7700' | East | Surface Hoar | Details |
| 02/11/2010 | Logan | Avalanche: Tony Grove 2/11/2010 | Snowboarder | 12" | 100' | 700' | 9200' | North Northeast East | Surface Hoar | Details |
| 02/07/2010 | Logan | Avalanche: Temple Fork Junction 2/7/2010 | Unknown | 2' | 80' | 200' | 6000' | Northeast East | Facets | Details |
| 02/07/2010 | Logan | Avalanche: Logan Peak 2/7/2010 | Snowmobiler | 4' | 1/4 mile | 800' | 9400' | North Northeast East | Facets | Details |
| 02/07/2010 | Logan | Avalanche: Providence Lake 2/7/2010 | Snowmobiler | 4.5' | 500' | 250' | 8900' | Northeast East | Facets | Details |
| 02/07/2010 | Logan | Avalanche: Dog Leg Trees 2/7/2010 | Unknown | 12" | 60' | 200' | 8000' | North Northwest | Surface Hoar | Details |
| 02/06/2010 | Logan | Avalanche: Cave Hollow 2/6/2010 | Snowmobiler | 3' | 700' | 600' | 8900' | East | Facets | Details |
| 02/01/2010 | Logan | Avalanche: Double Top-south 2/1/2010 | Natural | 4' | 350' | 250' | 9500' | East | Facets | Details |
| 02/01/2010 | Logan | Avalanche: Logan Canyon 2/1/2010 | Natural | 10" | Unknown | Unknown | 6000' | North Northeast East Northwest | | Details |
| 01/31/2010 | Logan | Avalanche: Central Wood Camp Bowls 1/31/2010 | Natural | 4.5' | 1/4 mile | 2250' | 8600' | Northeast East | Facets | Details |
| 01/30/2010 | Logan | Avalanche: Under Mt. Gog East 1/30/2010 | Snowmobiler | 3' | 125' | 150' | 8300' | East Southeast | Facets | Details |
| 01/30/2010 | Logan | Avalanche: White Pine Knob, NW ridge low 1/30/2010 | Snowmobiler | 2' | 250' | 300' | 8100' | North Northeast | Facets | Details |
| 01/30/2010 | Logan | Avalanche: Mt. Magog, South Ridge 1/30/2010 | Snowmobiler | 5' | 300' | Unknown | 8400' | Northeast East | Facets | Details |
| 01/30/2010 | Logan | Avalanche: Rodeo Grounds-south 1/30/2010 | Snowmobiler | 4' | 450' | 500' | 9500' | East | Facets | Details |
| 01/27/2010 | Logan | Avalanche: Bullen Basin 1/27/2010 | Snowmobiler | 4' | 150' | 350' | 9600' | East Southeast | Facets | Details |
| 01/25/2010 | Logan | Avalanche: Naomi Trail 1/25/2010 | Unknown | 4' | 50' | 150' | 8400' | East | Facets | Details |
| 01/24/2010 | Logan | Avalanche: Temple Fork Junction 1/24/2010 | Natural | 2.5' | 400' | 350' | 6000' | Northeast East | Facets Below Crust | Details |
| 01/24/2010 | Logan | Avalanche: pull-out east side 1/24/2010 | Unknown | 2' | 150' | 70' | 6800' | West Northwest | Facets | Details |
| 01/24/2010 | Logan | Avalanche: Hells Kitchen-Steep Hollow Ridge 1/24/2010 | Natural | 3.5' | 150' | Unknown | 8300' | Northeast East | Facets | Details |
| 01/24/2010 | Logan | Avalanche: Rock Bowl 1/24/2010 | Natural | 4' | 1/4 mile | 800' | 9200' | North Northeast East | Facets | Details |
| 01/24/2010 | Logan | Avalanche: Cornice Ridge, Big Cornice 1/24/2010 | Natural | 4' | 1/2 mile | Unknown | 9400' | North Northeast East | Facets | Details |
| 01/24/2010 | Logan | Avalanche: Logan Peak 1/24/2010 | Unknown | 4' | 1/2 mile | 800' | 9400' | North Northeast East | Facets | Details |
| 01/23/2010 | Logan | Avalanche: Beaver Backside parking 1/23/2010 | Snowboarder | 2' | 60' | Unknown | 6900' | East | Facets | Details |
| 01/23/2010 | Logan | Avalanche: East Faces-Wellsville Range 1/23/2010 | Natural | 5' | 1/4 mile | 2500' | 6000' | Northeast East Southeast | Facets Below Crust | Details |
| 01/23/2010 | Logan | Avalanche: Gibson Canyon 1/23/2010 | Natural | 4' | 1/4 mile | 2500' | 8500' | Northeast East Southeast | Facets | Details |
| 01/23/2010 | Logan | Avalanche: Miller Bowl 1/23/2010 | Natural | 2' | 800' | 600' | 8800' | North | Facets | Details |
| 01/21/2010 | Logan | Avalanche: 4th Sister Ridge, low 1/21/2010 | Snowboarder | 2' | 100' | 200' | 8000' | North | Facets | Details |
| 01/21/2010 | Logan | Avalanche: 4th Sister Ridge, low 1/21/2010 | Skier | 2' | 40' | 200' | 8000' | North | Facets | Details |
| 01/09/2010 | Logan | Avalanche: Naomi Trail 1/9/2010 | Snowmobiler | 3' | Unknown | Unknown | 8700' | East Southeast | Facets | Details |
| 01/08/2010 | Logan | Avalanche: Worm Creek 1/8/2010 | Snowmobiler | unknown | Unknown | Unknown | Unknown | | | Details |
| 01/07/2010 | Logan | Avalanche: Steam Mill #2 1/7/2010 | Natural | 18" | 800' | 500' | 9000' | Northeast East | Facets | Details |
| 01/06/2010 | Logan | Avalanche: Crescent Lake-Steep Hollow Ridge 1/6/2010 | Skier | 18" | 90' | Unknown | 8900' | North Northeast | Facets | Details |
| 01/03/2010 | Logan | Avalanche: South Cliffs Cirque 1/3/2010 | Snowmobiler | 2' | 150' | 250' | 8800' | North Northeast | Facets | Details |
| 01/03/2010 | Logan | Avalanche: Miller Bowl 1/3/2010 | Skier | 15" | 250' | 500' | 8700' | North | Facets | Details |
| 01/02/2010 | Logan | Avalanche: Warming Hut, (1st step) 1/2/2010 | Snowmobiler | 18" | 200' | 125' | 8700' | East | Facets | Details |
| 01/02/2010 | Logan | Avalanche: East Faces-Wellsville Range 1/2/2010 | Natural | unknown | Unknown | Unknown | Unknown | Northeast East Southeast | | Details |
| 01/02/2010 | Logan | Avalanche: 2nd Sister 1/2/2010 | Natural | unknown | 1000' | Unknown | 9200' | Northeast East | | Details |
| 01/02/2010 | Logan | Avalanche: 3rd Sister 1/2/2010 | Natural | unknown | 1/4 mile | Unknown | 9200' | North Northeast East | Facets | Details |
| 01/02/2010 | Logan | Avalanche: Beginner Ridge exit 1/2/2010 | Unknown | unknown | Unknown | Unknown | 8400' | Northeast | Facets | Details |
| 01/02/2010 | Logan | Avalanche: Holiday Bowl 1/2/2010 | Unknown | 12" | 400' | Unknown | 8700' | Northeast East | New Snow/Old Snow Interface | Details |
| 01/01/2010 | Logan | Avalanche: south of Porcupine Reservoir 1/1/2010 | Skier | 2' | 300' | 250' | 8200' | Southeast | Facets | Details |
| 01/01/2010 | Logan | Avalanche: Steep Hollow 1/1/2010 | Natural | 2' | Unknown | Unknown | 8000' | North Northeast East Southeast | Facets | Details |
| 01/01/2010 | Logan | Avalanche: Cliff Cornice 1/1/2010 | Natural | 2' | 350' | 175' | 9300' | Northeast | Facets | Details |
| 01/01/2010 | Logan | Avalanche: Castle Rock 1/1/2010 | Natural | 3' | 800' | 800' | 9600' | Northeast | Facets | Details |
| 12/24/2009 | Logan | Avalanche: Cornice Ridge 12/24/2009 | Unknown | 3' | 1/4 mile | 500' | 9500' | Northeast East | Facets | Details |
| 12/18/2009 | Logan | Avalanche: Tony Grove-Blind Hollow Saddle 12/18/2009 | Skier | 2' | 400' | 250' | 8800' | North Northeast | Facets | Details |
| 12/13/2009 | Logan | Avalanche: South Tony Grove 12/13/2009 | Snowboarder | 18" | 175' | 100' | 8200' | Northeast | Facets | Details |
| 12/13/2009 | Logan | Avalanche: road side 12/13/2009 | Unknown | 16" | Unknown | Unknown | Unknown | | Facets | Details |
| 12/13/2009 | Logan | Avalanche: Holiday Bowl 12/13/2009 | Unknown | 16" | 250' | Unknown | 8800' | North Northeast East | Facets | Details |
| 12/13/2009 | Logan | Avalanche: Rock Bowl 12/13/2009 | Unknown | unknown | Unknown | Unknown | 9100' | North Northeast East | Facets | Details |
| 12/13/2009 | Logan | Avalanche: Logan Peak 12/13/2009 | Unknown | 2" | Unknown | Unknown | Unknown | North Northeast East Northwest | Facets | Details |
| 12/13/2009 | Logan | Avalanche: South Pine Canyon 12/13/2009 | Unknown | unknown | Unknown | Unknown | 9000' | North Northeast East | Facets | Details |
| 12/12/2009 | Logan | Avalanche: Miller Bowl 12/12/2009 | Skier | 18" | 30' | Unknown | 8800' | North Northeast | Facets | Details |
| 12/06/2009 | Logan | Avalanche: Miller Bowl 12/6/2009 | Skier | unknown | 20' | 250' | 8800' | North Northeast | New Snow/Old Snow Interface | Details |
| 12/06/2009 | Logan | Avalanche: Tony Grove Lake 12/6/2009 | Snowboarder | 11" | 20' | 100' | 8200' | North Northeast | Facets Above Crust | Details |
| 11/23/2009 | Logan | Avalanche: Cornice Ridge, Big Cornice 11/23/2009 | Skier | 21" | 300' | 600' | 9400' | North Northeast | Facets Above Crust | Details |
| 12/24/2008 | Logan | Accident: Logan Peak 12/24/2008 | Snowmobiler | 4.5' | 1/4 mile | 700' | 9600' | East | Depth Hoar | Details |
| 04/28/2008 | Logan | Accident: Tony Grove Lake 4/28/2008 | Snowboarder | 6" | 70' | 200' | 8200' | Northeast | | Details |
| 02/20/1986 | Logan | Avalanche: Huge Natural Avalanche, Wood Camp Hollow, 2-20-1986 2/20/1986 | Natural | unknown | 1 mile | 3000' | 9000' | Northeast East Southeast South | Depth Hoar | Details |