The Anticline Ridge is a ridge, southeast of
Joaquin Ridge, declining from its 3,629 foot / 1,106 meter high point,
Black Mountain in the north at ,
to the southeast into low hills bound on the southeast by
Los Gatos Creek that divides it from the
Guijarral Hills. It is located in the inner
California Coast Ranges
The Coast Ranges of California span from Del Norte or Humboldt County, California, south to Santa Barbara County. The other three coastal California mountain ranges are the Transverse Ranges, Peninsular Ranges and the Klamath Mountains.
P ...
, in
Fresno County
Fresno County (), officially the County of Fresno, is a county located in the central portion of the U.S. state of California. As of the 2020 Census, the population was 1,008,654. The county seat is Fresno, the fifth-most populous city in Cali ...
,
California
California is a U.S. state, state in the Western United States, located along the West Coast of the United States, Pacific Coast. With nearly 39.2million residents across a total area of approximately , it is the List of states and territori ...
, east of the town of
Coalinga
Coalinga ( or ) is a city in Fresno County and the western San Joaquin Valley, in central California about 80 miles (128 km) southeast of Salinas.
It was formerly known as ''Coaling Station A'', ''Coalingo'', and ''Coalinga Station''.
Th ...
.
Anticline Ridge and Guijarral Hills divides
Pleasant Valley from the
San Joaquin Valley
The San Joaquin Valley ( ; es, Valle de San Joaquín) is the area of the Central Valley of the U.S. state of California that lies south of the Sacramento–San Joaquin River Delta and is drained by the San Joaquin River. It comprises seven c ...
to the east. California State routes
33 and
198, which join together for the stretch through and north of Coalinga, cut across the Coalinga field and cross Anticline Ridge.
Anticline Ridge is the surface expression of an
anticlinal structure which continues to the south as the
Guijarral Hills and
Kettleman Hills
The Kettleman Hills is a low mountain range of the interior California Coast Ranges, in western Kings County, California. It is a northwest–southeast trending line of hills about 30 miles long which parallels the San Andreas Fault to the west.
...
, and is the location of a major part of the huge
Coalinga Oil Field
The Coalinga Oil Field is a large oil field in western Fresno County, California, in the United States. It surrounds the town of Coalinga, about halfway between Los Angeles and San Francisco, to the west of Interstate 5, at the foot of the Diablo ...
. The
anticline
In structural geology, an anticline is a type of fold that is an arch-like shape and has its oldest beds at its core, whereas a syncline is the inverse of an anticline. A typical anticline is convex up in which the hinge or crest is the ...
in Anticline ridge continues to the southeast as the
Guijarral Hills Oil Field
The Guijarral Hills Oil Field is a formerly-productive oil and gas field near Coalinga on the western side of the Central Valley in central California in the United States. Discovered in 1948, and having produced of oil during its peak year in ...
and the
Kettleman North Dome Oil Field
The Kettleman North Dome Oil Field is a large oil and gas field in Kings and Fresno counties, California. Discovered in 1928, it is the fifteenth largest field in the state by total ultimate oil recovery, and of the top twenty oil fields, it is ...
.
References
Anticlines
California Coast Ranges
Mountain ranges of Fresno County, California
Geography of the San Joaquin Valley
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