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Tonga Ridge, Washington
Prominence: 796 ft, 243 m
Elevation: 5596 feet, 1706 meters
True Isolation: 1.76 mi, 2.84 km
Elevation Info:
NAVD88 Elevation
: 5600 ft / 1707 m
Latitude/Longitude (WGS84)
47° 39' 37'' N, 121° 11' 55'' W
47.660227, -121.198564 (Dec Deg)
635257 E 5280109 N, Zone 10 (UTM)
Country
United States
State/Province
Washington
County/Second Level Region
King
Links
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Other Web Sites
Tonga Ridge; East at ListsOfJohn
East Tonga Ridge at Summits on the Air (Amateur Radio)
Weather and Snow
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Lists that contain Tonga Ridge:
Alpine Lakes "Home Court" Top 100
(Rank #51)
Mid-State Milers
(Rank #160)
Ascent Info
Total ascents/attempts logged by registered Peakbagger.com users:
43
Show all viewable ascents/attempts
(Total: 41)
Selected Trip Reports:
2013-10-27 by Chad Straub
2018-08-23 by Susan Shih
2020-07-11 by Outside & Stuff (GPS Track)
Nearby Peak Searches:
Radius Search - Nearest Peaks to Tonga Ridge
Elevation Ladder from Tonga Ridge
Prominence Ladder from Tonga Ridge
Dynamic Map
Tonga Ridge
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Prominence
Key Col Page
(Detailed prominence information)
Clean Prominence
: 796 ft/243 m
Optimistic Prominence
: 836 ft/255 m
Key Col
: 4800 ft/1463 m
Isolation
Isolation Page
(Detailed isolation information)
Distance: 1.76 mi/2.84 km
Isolation Limit Point
: 47.66, -121.1608
Nearest Higher Neighbor
in the
PBC database
:
Spark Plug Mountain
(E)
Ranges
Continent:
North America
Range2:
Pacific Ranges
Range3:
Cascade Range
Range4:
South Washington Cascades
Range5:
Alpine Lakes Area
Range6:
Mount Daniel Area
Drainage Basins
Skykomish
Snohomish
Puget Sound
Strait of Juan de Fuca
Pacific Ocean
Ownership
Land: Mount Baker-Snoqualmie National Forest
Wilderness/Special Area: Alpine Lakes Management Unit OCD
Topo Map
Scenic O47121f2 1:24,000
Data Source
1:25,000 (or larger) Topographic Survey Map
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