Location Name: Pumice Plains grid - PP

Parent: Mount St. Helens Grid Plots (del Moral) -

Bounding Coordinates (decimal degrees):

North: 46.23562404

South: 46.23448561

East: -122.15745464

West: -122.15927892

Elevation (meters):

Minimum:   1215

Maximum:   1245

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Site History:

Site blasted and buried by coarse pumice.

Landform:

Gentle slope with residual vegetation and a steeper portion; upper portion exposed

Geology:

Surface dominated by decomposing pumice

Hydrology:

Well-drained

Vegetation:

Mixture of herbs, with scattered conifers.

Climate:

Summer dry montane, heavy snow