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Anacapa Fault

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Series: GSA Reviews in Engineering Geology
Published: 01 January 1998
DOI: 10.1130/REG12-p123
EISBN: 9780813758121
... azimuths between 180° and 240°. Six M L ≥5 earthquakes have been located along the MCFZ, most or all of which are attributed to the offshore Anacapa fault or to nonemergent structures to the south of the Anacapa fault. Hundreds of smaller earthquakes have been located in the vicinity of the MCFZ...
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Figure 11. Sketch <b>fault</b> map and block diagram illustrating displacement par...
Published: 01 August 2008
Island fault, (2) Channel Islands thrusts, (3) Malibu Coast fault, (4) Dume-Anacapa fault, (5) zone of faulting discussed in this paper, (6) Santa Monica–Hollywood fault zone. After Junger (1976 , 1979) , Junger and Wagner (1977) , Yerkes and Lee (1979a , 1979b) , Pinter et al. (1998) , Legg et al
Journal Article
Journal: AAPG Bulletin
Published: 01 February 1969
AAPG Bulletin (1969) 53 (2): 460.
... fan into the eastern Santa Barbara Channel north of Anacapa Island. The Santa Cruz Island fault, also convex southward, continues south of Anacapa. San Onofre Breccia flanks both faults. San Onofre paleocurrent indicators on Santa Cruz Island and limited San Onofre outcrops on the northern tip...
Journal Article
Published: 01 December 1986
Bulletin of the Seismological Society of America (1986) 76 (6): 1542–1559.
... to 11 km. This 1979 Malibu main shock-aftershock sequence probably occurred on the eastern end of the Anacapa-Dume fault. The Santa Monica earthquake ( M L = 5.2) that occurred 31 August 1930 was relocated using station delays calculated from the 1979 date set. The relocated 1930 epicenter is located...
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(A) High-resolution multibeam bathymetry of part of the Northern Channel Is...
Published: 01 July 2008
Figure 3. (A) High-resolution multibeam bathymetry of part of the Northern Channel Islands platform, focused on the southern and western sides of Santa Cruz Island and the southern side of Anacapa Island, compiled from data collected in 2003 and 2004, with additional bathymetry around Anacapa
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<b>Fault</b> map for the tricounty region. Class A <b>faults</b> are labeled with the sym...
Published: 01 December 2005
fault; CB, Coronado Bank fault; PV, Palos Verdes fault; AD, Anacapa-Dume fault; CIT, Channel Islands Thrust fault.
Journal Article
Published: 01 December 2005
Bulletin of the Seismological Society of America (2005) 95 (6): 2040–2057.
... fault; CB, Coronado Bank fault; PV, Palos Verdes fault; AD, Anacapa-Dume fault; CIT, Channel Islands Thrust fault. ...
FIGURES | View All (18)
Journal Article
Journal: GSA Bulletin
Published: 01 October 2000
GSA Bulletin (2000) 112 (10): 1559–1581.
... speculate that they may have been generated by simultaneous rupture of the Santa Monica fault with other faults in the Transverse Ranges Southern Boundary fault system, such as the Hollywood or Anacapa-Dume faults. The most recent definite Santa Monica fault surface rupture occurred between ca. 10 and 17 ka...
FIGURES | View All (11)
Journal Article
Journal: AAPG Bulletin
Published: 01 February 1969
AAPG Bulletin (1969) 53 (2): 470.
... across the northern Channel Islands range from 20 to 80 mgal. North of the Santa Cruz Island fault there is little variation in the complete Bouguer anomaly except toward the east across the Anacapa Passage, where the complete Bouguer anomaly decreases sharply. This decrease reflects the deepening...
Series: GSA Memoirs
Published: 01 January 1993
DOI: 10.1130/MEM178-p323
... Abel Mountain, 36 Abel Mountain-Sierra Pelona match-up, 38 accretion, 6 agglomerate, 240 aggregates, 204 Agua Dulce Canyon, 13 Agua Dulce fault, 68 Alamo Mountain, 11, 35 Alamo Mountain block, 79 Alamo Mountain-Frazier Mountain area, 34 Alamo Mountain-Frazier Mountain...
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The <b>fault</b> map for the Los Angeles area. The class A <b>faults</b> are labeled with...
Published: 01 April 2006
” for the Coronado Bank fault, “PV” for the Palos Verdes fault, “AD” for the Anacapa-Dume fault, and “CIT” for the Channel Islands Thrust fault.
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cov  of  pga  (10% of exceedance in 50 years) map for the tricounty region ...
Published: 01 December 2005
(0.4–0.6) are observed around the Garlock, Anacapa-Dume, and Palos Verdes faults. The contours make U-turns at both ends of the Mojave segment, where multiple faults or segments are close to each other. These are typical examples of cov decrease due to independent sampling of multiple nearby sources
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California  cov  map for  pga  (10% of exceedance in 50 years).  cov  value...
Published: 01 December 2005
values are observed around Anacapa-Dume, Palos Verdes, and Garlock faults in southern California and around Maacama fault and Cascadia subduction zone in northern California. These are poorly defined faults with large magnitudes.
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Simplified <b>fault</b> map of southern Santa Monica Mountains, southern Californi...
Published: 29 November 2017
Figure 3. Simplified fault map of southern Santa Monica Mountains, southern California, with color scale showing post-Pliocene vertical offset on Anacapa-Dume fault (ADF) and Malibu Coast fault (MCF). Displacement amounts are based on offshore seismic reflection profiles ( Fig. 1 ; Sorlien et al
Journal Article
Journal: GSA Bulletin
Published: 01 July 2008
GSA Bulletin (2008) 120 (7-8): 1053–1071.
...Figure 3. (A) High-resolution multibeam bathymetry of part of the Northern Channel Islands platform, focused on the southern and western sides of Santa Cruz Island and the southern side of Anacapa Island, compiled from data collected in 2003 and 2004, with additional bathymetry around Anacapa...
FIGURES | View All (10)
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<b>Fault</b> map of the Los Angeles area. The class A <b>faults</b>, which are active fau...
Published: 01 February 2007
are their surface projections. sa -M, Mojave segment of San Andreas fault; sa -C, Carrizo segment; sa -S, San Bernardino segment; GL, Garlock; SJ, San Jacinto; EL, Elsinore; NI, Newport-Inglewood; CB, Coronado Bank; PV, Palos Verdes; AD, Anacapa-Dume; CIT, Channel Islands Thrust; SI, Sierra Madre; RM, Raymond
Journal Article
Journal: GSA Bulletin
Published: 01 January 2008
GSA Bulletin (2008) 120 (1-2): 106–126.
... et al., 2002 ; Reheis, 2003 ), and permits easy comparison with our data. Miocene volcanic rocks dominate the bedrock geology of the easternmost Channel Islands (Santa Barbara Island, the three Anacapa Islands, and eastern Santa Cruz Island). These rocks are part of a series of extensive...
FIGURES | View All (18)
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(A) Close-up of the bathymetry, NCI-S1 paleoshoreline, and terrace features...
Published: 01 July 2008
Figure 7. (A) Close-up of the bathymetry, NCI-S1 paleoshoreline, and terrace features on the southern Northern Channel Islands platform shelf edge between Santa Cruz and Anacapa Islands. The trace of the Santa Cruz Island fault (SCIF) is indicated as it crosses onto the platform, where
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Five  cov  of  pga  (10% in 50 years) maps showing the uncertainties associ...
Published: 01 December 2005
. At areas near poorly defined faults, like the Anacapa-Dume fault, the uncertainty associated with each node in the logic tree is high, especially the node for characteristic versus g-r modeling. The cov values along the San Andreas fault in (c) range from 0.03 to 0.04, which is less than the contour
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Deaggregated seismic hazard for a site in downtown Los Angeles for 10% in 5...
Published: 01 February 2001
Figure 5. Deaggregated seismic hazard for a site in downtown Los Angeles for 10% in 50 yr probability of exceedance (top) and for 2% in 50 year pe (bottom); (left) 1.0-sec sa ; (right) 0.2-sec sa . Some faults are labeled: sa , southern San Andreas; SJ, San Jacinto; Els, Elsinore; EP