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In 2007 Save Mount Diablo published Mount Diablo, Los Vaqueros & Surrounding Parks, Featuring the Diablo Trail, the most accurate and up-to-date map of Mount Diablo's more than 90,000 acres (36,000 ha) of protected lands. It includes 100 access points, 520 miles (840 km) of trail, and 400 miles (640 km) of private fire roads.
The Mount Diablo Meridian, established in 1851, is a principal meridian extending north and south from its initial point atop Mount Diablo in California at W 121° 54.845. Established under the U.S. Public Land Survey System , it is used to describe lands in most of northern California and all of Nevada . [ 1 ]
Primarily from the United States Government Printing Office Style Manual. [1] State names usually signify only parts of each listed state, unless otherwise indicated. Based on the BLM manual's 1973 publication date, and the reference to Clarke's Spheroid of 1866 in section 2-82, coordinates appear to be in the NAD27 datum.
On USGS maps, the "Diablo Range" is shown as the ridgeline which runs between its namesake Mount Diablo southeastward past Mount Hamilton. However, the USGS Geographic Names Information System (GNIS) includes the East Bay Hills in its list of various GPS coordinates for the Diablo Range.
Mount Diablo Creek is a 14.3-mile-long (23.0 km) [2] northwest-flowing stream originating on the north flank of Mount Diablo.Its dozen small tributaries gather near Clayton before flowing through Concord and the Concord Naval Weapons Station, ultimately ending in tidelands on the southern shore of Suisun Bay in Contra Costa County.
University of Nevada, Reno. Archived from the original (Background and maps of the San Bernardino and Mt. Diablo meridians) on 2012-10-18; Michael A. Duffy, PLS. "Three Monuments, One Initial Point" (Published in the September 2002 Issue #135 of the California Surveyor). Mount Diablo Surveyors Historical Society
Meridians and baselines of California: Humboldt, Mt. Diablo, and San Bernardino The Humboldt meridian in California, longitude 124° 07' 10" west from Greenwich, intersects the base line on the summit of Mount Pierce at latitude 40° 25' 02" north (co-ordinates in NAD27 datum), [1] and governs the surveys in the northwestern corner of California, lying west of the Coast Range of mountains, and ...
Contra Costa County's physical geography is dominated by the bayside alluvial plain, the Oakland Hills–Berkeley Hills, several inland valleys, and Mount Diablo, an isolated 3,849-foot (1,173 m) upthrust peak at the north end of the Diablo Range of hills. The summit of Mount Diablo is the origin of the Mount Diablo Meridian and Base Line, on ...