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USFS Logo Research Data Archive

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Displaying items 1 - 4 of 4
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1st slide in Walter Is. Arm, Port Houghton. Elev.310, gradient 40 degrees.
more info/bigger image
Collection: Pacific Northwest Research Station, Alaska Image Archive
Keywords: forest injuries and protection
injuries from inorganic agencies (excluding fire)
soil conditions
erosion effects
erosion and deposition
landslides etc
Location: Alaska; Port Houghton
Description: 1st slide in Walter Is. Arm, Port Houghton. Elev.310, gradient 40 degrees.
Date: 3/30/1965

3 slides near head of Walter Island Arm, Port Houghton.
more info/bigger image
Collection: Pacific Northwest Research Station, Alaska Image Archive
Keywords: forest injuries and protection
injuries from inorganic agencies (excluding fire)
soil conditions
erosion effects
erosion and deposition
landslides etc
Location: Alaska; Port Houghton
Description: 3 slides near head of Walter Island Arm, Port Houghton.
Date: 3/30/1965

Old-growth near south side of two large slides in Walter Island Arm, Port Houghton. Elev. 300'.
more info/bigger image
Collection: Pacific Northwest Research Station, Alaska Image Archive
Keywords: forest injuries and protection
injuries from inorganic agencies (excluding fire)
soil conditions
erosion effects
erosion and deposition
landslides etc
Location: Alaska; Port Houghton
Description: Old-growth near south side of two large slides in Walter Island Arm, Port Houghton. Elev. 300'.
Date: 3/30/1965

1st slide in Walter Is. Arm, Port Houghton. View @ 150' elev. up slide.
more info/bigger image
Collection: Pacific Northwest Research Station, Alaska Image Archive
Keywords: forest injuries and protection
injuries from inorganic agencies (excluding fire)
soil conditions
erosion effects
erosion and deposition
landslides etc
Location: Alaska; Port Houghton
Description: 1st slide in Walter Is. Arm, Port Houghton. View @ 150' elev. up slide.
Date: 3/30/1964