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Porter Peak (Alaska)

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Mountain in the state of Alaska
Porter Peak
Southwest aspect, centered
(Foote Peak behind to right)
Highest point
Elevation4,839 ft (1,475 m)
Prominence886 ft (270 m)
Parent peakFoote Peak (5,150 ft)
Isolation1.75 mi (2.82 km)
Coordinates57°02′23″N 132°46′08″W / 57.0397902°N 132.7690074°W / 57.0397902; -132.7690074
Geography
Porter Peak is located in AlaskaPorter PeakPorter PeakLocation in Alaska
Interactive map of Porter Peak
CountryUnited States
StateAlaska
BoroughPetersburg
Protected areaTongass National Forest
Parent rangeCoast Mountains
Boundary Ranges
Topo mapUSGS Sumdum A-3

Porter Peak is a 4,839-foot (1,475 m) mountain summit in Alaska.

Description

Porter Peak is set in the Boundary Ranges of the Coast Mountains. It is located 17 miles (27 km) north-northeast of Petersburg on land managed by Tongass National Forest. Although modest in elevation, relief is significant as the mountain rises up from tidewater of Thomas Bay in less than two miles (3.2 km). The mountain's name was reported by the United States Coast and Geodetic Survey in 1964 and the toponym has been officially adopted by the United States Board on Geographic Names. Thomas Bay is named after Charles Mitchell Thomas who mapped this area in 1887 and named many of the surrounding mountains after prominent US Naval officers. He named nearby Foote Peak after Andrew Hull Foote, Jenkins Peak he named after Thornton A. Jenkins, Preble Peak for George Henry Preble, Bainbridge Peak after William Bainbridge, and Rodman Peak for Hugh Rodman. David Dixon Porter (1813–1891) was a US Navy admiral.

Climate

Based on the Köppen climate classification, Porter Peak is located in a subpolar oceanic climate zone with cold, snowy winters, and mild summers. Weather systems coming off the Gulf of Alaska are forced upwards by the Coast Mountains (orographic lift), causing heavy precipitation in the form of rainfall and snowfall. Winter temperatures can drop below 0 °F with wind chill factors below −20 °F. This climate supports a small unnamed glacier on the mountain's north slope.

See also

References

  1. ^ "Porter Peak". Geographic Names Information System. United States Geological Survey, United States Department of the Interior. Retrieved 2023-12-13.
  2. ^ "Porter Peak - 4,836' AK". listsofjohn.com. Retrieved 2023-12-13.
  3. Dictionary of Alaska Place Names, Donald J. Orth author, United States Government Printing Office (1967), page 772.
  4. "Foote Peak". Geographic Names Information System. United States Geological Survey, United States Department of the Interior. Retrieved 2023-12-13.
  5. "Jenkins Peak". Geographic Names Information System. United States Geological Survey, United States Department of the Interior. Retrieved 2023-12-13.
  6. "Preble Peak". Geographic Names Information System. United States Geological Survey, United States Department of the Interior. Retrieved 2023-12-13.
  7. "Bainbridge Peak". Geographic Names Information System. United States Geological Survey, United States Department of the Interior. Retrieved 2023-12-13.
  8. "Rodman Peak". Geographic Names Information System. United States Geological Survey, United States Department of the Interior. Retrieved 2023-12-13.
  9. Peel, M. C.; Finlayson, B. L.; McMahon, T. A. (2007). "Updated world map of the Köppen−Geiger climate classification". Hydrol. Earth Syst. Sci. 11. ISSN 1027-5606.

External links

Portals:
Places adjacent to Porter Peak (Alaska)
Jenkins Peak Bainbridge Peak Foote Peak
Thomas Bay Porter Peak Swan Lake
Petersburg Cosmos Peak Cosmos Range
Boundary Ranges
Ranges
Mountains
Passes
Icefields
Parks
Coast Mountains of North America
Ranges
Mountains
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Glaciers
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