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Johnstone Peak, California
Prominence: 618 ft, 189 m
Elevation: 3178 feet, 969 meters
True Isolation: 2.11 mi, 3.4 km
Elevation Info:
NAVD88 Elevation
: 3181 ft / 970 m
Latitude/Longitude (WGS84)
34° 9' 37'' N, 117° 47' 59'' W
34.160167, -117.799782 (Dec Deg)
426280 E 3780204 N, Zone 11 (UTM)
Country
United States
State/Province
California
County/Second Level Region
Los Angeles
City/Town
San Dimas
Links
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Other Web Sites
Johnstone Peak at ListsOfJohn.com
Johnstone Peak at Summits on the Air (Amateur Radio)
Weather and Snow
National Weather Service Forecast
NOAA Snow Depth Map
Lists that contain Johnstone Peak:
California Fire Lookouts
(Rank #415)
Ascent Info
Total successful ascents logged by registered Peakbagger.com users:
36
Show all viewable ascents/attempts
(Total: 33)
Selected Trip Reports from this site:
2015-12-02 by Bruce Craig
2016-05-15 by Winnette Butler
2016-09-05 by Pat Wells
2016-12-03 by Mihai Giurgiulescu (GPS Track)
2017-05-13 by Winnette Butler
2017-06-07 by Craig Barlow
2019-08-10 by Miriam Khamis
2019-08-16 by George Christiansen (GPS Track)
2020-05-03 by Aaron Kissel
2020-06-06 by Robert Luher (GPS Track)
Nearby Peak Searches:
Radius Search - Nearest Peaks to Johnstone Peak
Elevation Ladder from Johnstone Peak
Prominence Ladder from Johnstone Peak
Summit ridge covered with communication towers (2020-06-06). Photo by
Robert Luher
.
Click here for larger-size photo.
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Prominence
Key Col Page
(Detailed prominence information)
Clean Prominence
: 618 ft/189 m
Optimistic Prominence
: 658 ft/201 m
Key Col
: 2560 ft/780 m
Isolation
Isolation Page
(Detailed isolation information)
Distance: 2.11 mi/3.4 km
Isolation Limit Point
: 34.1858, -117.82
Nearest Higher Neighbor
in the
PBC database
:
Glendora Mountain
(NNW)
Ranges
Continent:
North America
Range2:
Pacific Ranges
Range3:
Central and Southern California Ranges
Range4:
Transverse Ranges
Range5:
San Gabriel Mountains
Drainage Basins
San Gabriel
Pacific-Western USA
Pacific Ocean
Ownership
Land: Angeles National Forest
Wilderness/Special Area: San Dimas OCD
Topo Map
Glendora O34117b7 1:24,000
Data Source
1:25,000 (or larger) Topographic Survey Map
Dynamic Map
Johnstone Peak
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