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Grizzly Peak (Sawatch Range)

Coordinates:39°02′33″N106°35′51″W / 39.0424631°N 106.5975938°W /39.0424631; -106.5975938
From Wikipedia, the free encyclopedia
Mountain in the state of Colorado
Grizzly Peak
North aspect
Highest point
Elevation13,995 ft (4265.6 m)[1]
NAVD88
Prominence1928 ft (588 m)[2]
Isolation6.77 mi (10.89 km)[2]
Listing
Coordinates39°02′33″N106°35′51″W / 39.0424631°N 106.5975938°W /39.0424631; -106.5975938[1]
Geography
Grizzly Peak is located in Colorado
Grizzly Peak
Grizzly Peak
LocationContinental Divide between
Chaffee andPitkin counties,Colorado,United States[3]
Parent rangeSawatch Range,
Collegiate Peaks[2]
Topo map(s)USGS 7.5' topographic map
Independence Pass, Colorado[1]
Geology
Rock ageOligocene (~ 24–33 million yrs)
Climbing
Easiest routeScramble,class 2+

Grizzly Peak is ahigh andprominentmountainsummit of theCollegiate Peaks in theSawatch Range of theRocky Mountains ofNorth America. The 13,995-foot (4265.6 m)thirteener is located 2.6 miles (4.2 km) south-southwest (bearing 202°) ofIndependence Pass,Colorado,United States, on theContinental Divide separatingSan Isabel National Forest andChaffee County fromWhite River National Forest andPitkin County.[1][2][3]

Elevation

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Grizzly Peak is the highest summit in theUnited States less than 14,000 feet (4,267.2 m), making it the highest thirteener in the country. At one time, the peak's elevation was measured to be over 14,000 feet and was believed to be afourteener, but more recent and accurate surveys have dropped it below that threshold.

Geology

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The mountain is composed ofandesitelava flows andbreccias ofOligocene age.[4]

Climate

[edit]
Climate data for Grizzly Peak 39.0395 N, 106.5989 W, Elevation: 13,396 ft (4,083 m) (1991–2020 normals)
MonthJanFebMarAprMayJunJulAugSepOctNovDecYear
Mean daily maximum °F (°C)20.8
(−6.2)		19.9
(−6.7)		26.5
(−3.1)		33.4
(0.8)		41.9
(5.5)		53.0
(11.7)		58.6
(14.8)		56.6
(13.7)		50.3
(10.2)		39.7
(4.3)		27.5
(−2.5)		20.9
(−6.2)		37.4
(3.0)
Daily mean °F (°C)10.1
(−12.2)		9.3
(−12.6)		14.8
(−9.6)		20.6
(−6.3)		29.4
(−1.4)		39.7
(4.3)		45.6
(7.6)		44.0
(6.7)		37.7
(3.2)		27.7
(−2.4)		17.1
(−8.3)		10.4
(−12.0)		25.5
(−3.6)
Mean daily minimum °F (°C)−0.6
(−18.1)		−1.4
(−18.6)		3.1
(−16.1)		7.9
(−13.4)		17.0
(−8.3)		26.4
(−3.1)		32.7
(0.4)		31.4
(−0.3)		25.1
(−3.8)		15.7
(−9.1)		6.8
(−14.0)		0.0
(−17.8)		13.7
(−10.2)
Averageprecipitation inches (mm)3.42
(87)		3.35
(85)		3.95
(100)		4.33
(110)		2.83
(72)		1.37
(35)		2.33
(59)		2.44
(62)		2.26
(57)		2.59
(66)		3.13
(80)		3.01
(76)		35.01
(889)
Source: PRISM Climate Group[5]

Historical names

[edit]
  • Grizzly Mountain
  • Grizzly Peak[3]

Other summits with same name

[edit]

Grizzly Peak is not only the name of Colorado's highest thirteener, but the state has four other Grizzly Peaks plus one Grizzly Mountain on the list:[6]

RankMountainHeightRange
54Grizzly Peak13,995 ft (4,266 m)Sawatch Range
130Grizzly Peak13,738 ft (4,187 m)San Juan Mountains
142Grizzly Mountain13,708 ft (4,178 m)Sawatch Range
145Grizzly Peak13,700 ft (4,176 m)San Juan Mountains
302Grizzly Peak13,427 ft (4,093 m)Front Range
415Grizzly Peak13,281 ft (4,048 m)Sawatch Range

See also

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References

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  1. ^abcd"GRIZZLY".NGS Data Sheet.National Geodetic Survey,National Oceanic and Atmospheric Administration,United States Department of Commerce. RetrievedJanuary 8, 2016.
  2. ^abcd"Grizzly Peak, Colorado". Peakbagger.com. RetrievedJanuary 8, 2016.
  3. ^abc"Grizzly Peak".Geographic Names Information System.United States Geological Survey,United States Department of the Interior. RetrievedOctober 29, 2014.
  4. ^"GSA Program for 1999 Annual Meeting, Continental Divide - Sawatch Range and James Peak, Colorado". Retrieved2007-03-03.
  5. ^"PRISM Climate Group, Oregon State University". PRISM Climate Group, Oregon State University. RetrievedOctober 10, 2023.To find the table data on the PRISM website, start by clickingCoordinates (underLocation); copyLatitude andLongitude figures from top of table; clickZoom to location; clickPrecipitation, Minimum temp, Mean temp, Maximum temp; click30-year normals, 1991-2020; click800m; clickRetrieve Time Series button.
  6. ^"Colorado's Summits – 13,000 to 13,999 feet". Retrieved2007-03-02.

External links

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Grizzly Peak at Wikipedia'ssister projects
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