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Location Name:
Lahar 1 grid, close to vegetation - L1
Parent:
Mount St. Helens Grid Plots (del Moral)
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Site Description:
adjacent to intact forest vegetation
Bounding Coordinates (decimal degrees):
North: 46.17668473
South: 46.17617619
East: -122.22116804
West: -122.22315606
Elevation (meters):
Minimum: 1417
Maximum: 1433
Site History:
Lahar deposited from melting snow; stopped just below Row 1.
Landform:
Gentle slope with some variation due to boulders and drainage channels.
Geology:
Lahar deposited during initial eruption. Thin at lower edge (lower row numbers)
Hydrology:
Well-drained
Vegetation:
Sparse herbs, with significant conifer invasion.
Climate:
Summer dry montane, heavy snow