ch01 know golden state
DESCRIPTION
Geo 300CalTRANSCRIPT
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Geography of California
Chapter 1Character of the Golden State
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California Data
• 158,693 square miles (3rd largest)• About 250 x 770 miles• Elevation range 14,505 –Mt. Whitney
to -282 feet –Badwater, Death Valley• Mean elevation 2,900 feet• Borders: Pacific (W), Oregon (N), Nevada
and Arizona (E), and Mexico (S)
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Site and Situation
• California’s siteCalifornia’s site, its structure as a place, is what we will be studying– for example, its: Terrain Size Geology Climate
• California’s situationCalifornia’s situation is on the west coast of North America, and the northeastern edge of the Pacific Rim.
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Relative Size
• California is larger than: Great Britain Japan Norway Italy
• But smaller than: Spain Sweden Iraq Thailand
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Orientation
• Southern 2/3 of state lies southeast of northern portion Los Angeles is east of Reno, NV San Diego is east of Spokane, WA El Centro is east of Boise, ID Needles is east of Las Vegas, NV
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Boundaries
• Natural boundaries• Cultural boundaries
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Boundaries
• California as an island
Alta California and Baja California
17th Century
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Northern Border
• Treaty with Spain 1819 (ratified Feb. 22, 1821) established 42° N as the northern limit of Spanish Mexico.
• Continued after Mexican independence from Spain (Treaty of Córdoba, Aug. 24, 1821).
• Treaty of Guadalupe Hidalgo, Feb. 2, 1848, ended Mexican-American War and ceded most of Southwest to United States.
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Southern Border
• Defined by Treaty of Guadalupe Hidalgo.• From confluence of Colorado and Gila
Rivers to point 1 marine league (3.45 mi.) south of southern tip of San Diego Bay
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Eastern Border
• Defined after much debate at state Constitutional Convention in fall of 1849, Colton Hall, Monterey.
• Admitted to Union as 31st state Sept. 9, 1850.
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Eastern Border
• From 42°N, due south along 120°W meridian to 39°N. Middle of Lake Bigler (Tahoe), probably not
known by convention.• Diagonal line connecting 39°N, 120°W to
the point where the Colorado River crosses the 35°N parallel.
• South along the Colorado River to its confluence with the Gila River.
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Problems on Nevada Border
• Difficult to survey in rough mountainous and desert terrain. Errors of several miles were not unusual.
• Colorado river alters course.• Town of Aurora was county seat of Mono
County, CA and Esmeralda County, NV until an 1863 survey determined it was three miles inside Nevada.
• Final determination of California-Nevada boundary came in 1980 by decision of US Supreme Court.
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Other Boundary Proposals
Proposed state of Jefferson
Many proposals over the years to divide CA between north and south
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Regions of California
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Klamath Mountains
Trinity Alps near Granite Lake, July 2005.
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Cascade Mountains
Kings Creek and Mount Lassen.
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Modoc Plateau
Pit River on Modoc Plateau.
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Sierra Nevada
Bear Creek Spire from Little Lakes Valley
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Basin and Range
Panamint Valley from South Pass
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Mojave Desert
Joshua Tree National Park
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Colorado Desert
Anza-Borrego Desert State Park
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Peninsular Ranges
San Mateo Wilderness, Santa Ana Mountains
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Transverse Ranges
Mt. San Antonio (Old Baldy)
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Southern Coast Ranges
Santa Cruz Mountains, Skyline Blvd.
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Southern Coast Ranges
McWay Falls, Julia Pfeiffer Burns State Park, Big Sur. (Instructor couldn’t resist a picture of a favorite falls!)
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Northern Coast Ranges
Redwood National Park
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Central Valley
From 20,000 feet near Tracy and Manteca.