Human Triggered Avalanches
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HUMAN-TRIGGERED AVALANCHES
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These avalanches were reported to the Sawtooth Avalanche
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Center. Some events are not thoroughly vetted.
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Avalanches that caught skiers or riders are highlighted.
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DATEZONE - LOCATIONDESCRIPTIONSIZEASPECT
ELEVATION (ft)
SLOPELAYERDEPTH (ft)WIDTH (ft)VERT (ft)PHOTOSOBSERVATIONVIDEO
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4/11/2018Smoky&Boulder - Camp Creektriggered by ITD loader crews cleaning pullouts at 2:30PMD2N83002/142-3100[photo][observation]
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4/11/2018Smoky&Boulder - Camp Creektriggered by ITD loader crews cleaning pullouts at 2:30PMD2NW83002/143200100[photo][observation]
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4/9/2018Sawtooth - Williams Peak (Marshall Lake)ski triggered wet looseD2E91004/5<140[photo]
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4/7/2018Wood River Valley - Baldy intentionally ski triggered, ongoing mitigationD2N/NW737012/2 or 12/19270
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3/22/2018Smoky&Boulder - Titus Ridgeski triggered on ridgetopD2NE950036-383/201.5-2400[observation]
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3/18/2018Banner Summit - South of Copperski triggered on ski cut of steep sheltered slopeD2NE850045<1[observation]
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3/18/2018Smoky&Boulder - Titus Ridgeski triggered in a steep subtly wind affected pocket above Titus LakeD1.5NE97001.5-2[photo]
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3/10/2018Wood River Valley - Dollarhide Summitremote sled triggered from a ridge ~6' away from large bowlD3ENE91002-31000[photo][observation]
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3/9/2018Wood River Valley - SW of Duncan Ridgeremote triggered from 75' away by group of 6 skiersD2NE9500
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3/6/2018Smoky&Boulder - Near Camp Creekremote ski triggered from 50', failed on steep, rocky, wind-loaded slopeD2W75002/142-450[photo]
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3/4/2018Wood River Valley - Baldy OB - California Releaseski trigger in burned areaD2NW87002[photo]
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3/4/2018Smoky&Boulder - Beaver Creekremote ski trigger, propagated across sub-ridgesD3NW88002-31000[observation]
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3/4/2018Smoky&Boulder - Galena Peakremote ski trigger from ridge, failed in sparsely treed sub-alpine bowlD2.5SW371.5-2.55001000[photo][observation]
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3/2/2018Wood River Vally - Baldy OB - Scorpion
ski triggered in steep treed pocket between open bowls, near Challenger lift
D2NW65002[photo]
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2/22/2018Soldier - Salt Bowns and S Fork Soldier Ck2 small snowmobile triggered slidesD1NE7200, 87001-35020-50[photo]
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2/19/2018Smoky&Boulder - Paradise Ck ski triggered slideD1.5NE890035-402/14 or 161-1.550100[photo]
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2/18/2018Basin Butte, North of Stanley
remote triggered by snowmobile after several passes through runout zone
D2NE800030 1-2150500[photo]
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2/18/2018Smoky&Boulder - Baker Lakesnowmobile triggered while climbing slopeD1.5SE88002/16<1[video]
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2/2/2018Smoky&Boulder - western Smoky Mtsremote triggered by helicopter landing below and to the sideD3E8700351/18 SH3-4100800
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2/2/2018Smoky&Boulder - Baker/Norton Ckseveral small snowbike triggered on PWL's in creek bottomsD1E86001-250[photo]
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2/2/2018Smoky&Boulder/WRV - Castle Creeksnowbiker triggered, viewed from air after the slide, no other detailsD2SE9000321-250-75
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1/30/2018Smoky&Boulder - Coyote Ckremote ski triggeredD1N85001-240[photo]
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1/28/2018Smoky&Boulder - E Fork Big Peak Cksnowmobile triggeredD2E96002-4300400[photo]
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1/28/2018Smoky&Boulder - E Fork Big Peak Cksnowmobile triggeredD22-350
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1/28/2018Smoky&Boulder - Lost Shirt Gulchsnowmobile triggeredD2E87001-2
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1/24/2018Smoky&Boulder - Avalanche Peakremote ski triggered from 1000' awayD2N875038-40200300[photo]
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1/23/2018Soldier - Peak 2explosives releasedD2.5E/SE84003512/2 or 12/192-5300+800[video]
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1/23/2018Smoky&Boulder - Titus Ridge/Salmon River sideremote ski triggered from 300' aboveD2SW820030-35+15050[photo]
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1/21/2018Smoky&Bolder - Galena Summit Cross/Avalancheski triggeredNW8800[photo]
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1/20/2018Soldier - E Fork Skeleton Ck
snowmobile triggered, caught and fully buried (hand out of snow), vague details
D24-6300
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1/20/2018Smoky&Boulder - Baker Ck (Spin the Bottle)snowmobile triggered, observed after the eventD1.5E97001-22050[photo]
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1/19/2018Sawtooth - Vatt Ck near McDonald Peakintentionally dropped cornice onto slopes, also some sympathetic slides2 x D2.5N-NW910012/191.5-3[photo]
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1/16/2018Soldier/WRV border - Dollarhide Mt/Carrie Cksnowmobile triggered, broke 100' above, caught + carried, partial burialD2W8550 1-2100
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1/15/2018Smoky&Boulder - Baker Ckremote ski triggered from 1000' awayD2NWmiddle
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1/14/2018Smoky&Boulder - Paradise Ck arearemote boot triggered when stepped out of skiD1.5NW880033
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1/14/2018Smoky&Boulder - Coyote Ckremote ski triggeredD2NE1-1.5[photo]
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1/12/2018Smoky&Boulder - Brodie Gulchsnowmobile triggeredD22
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1/12/2018Smoky&Boulder - E Fork Baker Ck/Fox Peakremote ski triggered from belowD2E820032-3412/19375[photo]
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1/12/2018Banner - Bull Trout Lakeremote ski triggered from aboveD2W7200 1.5-2150
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1/11/2018Smoky&Boulder - E Fork Baker Ckremote ski triggered from above, 2 eventsD1.5-2E8400-860032, 3412/19
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1/11/2018Smoky&Boulder - E Fork Baker Cksnowmobile triggered, 2 events on road cutsD1E-N720012/2, 12/19
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1/6/2018Smoky&Boulder/WRV - Rooks Creekremote ski triggered from 300' awayD2E86003812/191[photo]
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1/6/2018Smoky&Boulder - Beaver Cksnowboarder triggered, triggered by 7th person to ski the slopeD2E920012/2 or 12/192100300[photo]
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1/1/2018Banner - Cape Horn Mtsnowmachine triggered cornices remotely (and wind slabs beneath)D2NE8200
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1/1/2018Sawtooth - Vatt Ck near McDonald Peaksnowmobile triggered, observed after the eventD2NE8600401.5150 [photo]
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12/30/2017Sawtooth - Alturas Lake Creeksnowmobile triggeredD2.5SE900012/2 or 12/192500[photo]
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12/26/2017Smoky&Boulder - Pole Cksnowbike triggered roadcutsD115020[photo]
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