Density of Snow Cover

Snow Type

Density (kg/m3)

Wild Snow

Ordinary new snow immediately

after falling in still air

Settling Snow

Average wind-toughened snow

Hard wind slab

New firn snow

Advanced firn snow

Thawing firn snow

10 to 30

50 to 65

70 to 90

280

350

400 to 550

550 to 650

600 to 700

Snow Depth for

One Inch Water

98” to 33”

20” to 15”

14” to 11”

3.5”

2.8”

2.5” to 1.8”

1.8” to 1.5”

1.6” to 1.4”

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