2014 Oso mudslide facts for kids
On 22 March 2014, a mudslide near the east side of Oso, Washington killed 41 people and injured 4 people. 2 people have been declared missing. The mudslide struck a rural neighborhood. The mudslide covered about a square mile.
Images for kids
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2009 view to the southwest overlooking the slide site (on the left) and the Steelhead Haven plat across the Stillaguamish River. The unstable area is the area of lighter green trees to the right and beneath the river section that is visible. The mudslide flowed towards the upper left, across the river. All of the houses visible in the image were destroyed.
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Aerial view of the damage
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Shaded-relief geomorphologic map of Oso Landslide of 2014 and adjacent areas. Oso is two miles west of this map, Hazel, one mile east. Colored areas are older landslides, "D" being the oldest. Upper "A" is the March 2014 landslide, lower "A", Skaglund Hill. Topography shown is from 2006; red line is approximate location of the current head scarp. Red cross-hatching is the runout area, now buried in mud and debris. Terrace on the upper-left is Whitman Bench. Image from USGS OFR 2014-1065.
