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Estero Bay

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Series: GSA Special Papers
Published: 01 January 1994
DOI: 10.1130/SPE292-p73
... The Los Osos fault zone is a west-northwest-trending reverse fault in the Pacific coastal region of San Luis Obispo County, California. The fault zone extends as a discontinuous en echelon zone from the Hosgri fault zone in Estero Bay southeast to an intersection with the West Huasna fault zone...
Image
—View of <b>Estero</b> <b>Bay</b> and Morro Rock, San Luis Obispo County, looking northwa...
Published: 01 February 1942
Fig. 1. —View of Estero Bay and Morro Rock, San Luis Obispo County, looking northward. Shows portion of well developed sand spit which extends south from Morro Rock for about 5 miles and forms a subsidiary bay or lagoon. (Courtesy of Fairchild Aerial Surveys, Inc.)
Journal Article
Published: 01 June 2010
Bulletin of the Seismological Society of America (2010) 100 (3): 1031-1050.
... in Estero Bay. Events greater than about 10 km depth in Estero Bay, however, exhibit reverse-faulting mechanisms, perhaps reflecting slip at the top of the remnant subducted slab. Strike-slip mechanisms are observed offshore along the Hosgri–San Simeon fault system and onshore along the West Huasna...
FIGURES | View All (13)
Journal Article
Journal: Economic Geology
Published: 01 June 2005
Economic Geology (2005) 100 (4): 733-764.
...Marta Franchini; Raúl Lira; Lawrence Meinert; Francisco Javier Ríos; María Fernanda Poklepovic; Agnes Impiccini; Hugo A. Millone Abstract The Jasimampa area in the Sierra de Sumampa de Santiago del Estero, Argentina, contains light rare earth element (LREE: Th-Nb) mineralization associated...
FIGURES | View All (16)
Journal Article
Published: 01 September 2014
Journal of Paleontology (2014) 88 (5): 906-924.
... of variable duration in the late early Cambrian–early middle Cambrian (series 2, stage 3–series 3, stage 4). This is referred to as the Hawke Bay Event ( Palmer and James, 1980 ; Nielsen and Schovsbo, 2011 ). It had been postulated to separate El Estero and Soldano members ( Bordonaro, 2003 ) but our...
FIGURES | View All (12)
Journal Article
Published: 04 September 2018
Bulletin of the Seismological Society of America (2018) 108 (6): 3225-3247.
...‐reflection profiles that covered the nearshore zone where significant coast‐parallel faults extending northwest of the DCPP into Estero Bay would have been crossed were equivocal ( PG&E, 1990 ). Following the 2003 M w  6.6 San Simeon earthquake, PG&E and the U.S. Geological Survey (USGS...
FIGURES | View All (12)
Image
Shaded‐relief image of the region between RR and Tomales <b>Bay</b> (TB). Labels n...
Published: 26 March 2019
cells terminate in large coastal sand dune fields (yellow shading) at the Bodega isthmus and Dillon Beach (DB). Gray area shows high‐resolution bathymetry in California’s State Waters. B, Bodega Harbor; BB, Bodega Bay; BH, Bodega Head; D, Duncans Point; EA, Estero Americano; SC, Salmon Creek; SCB, South
Image
Earthquake relocations; color indicates depth. Earthquakes inside the San S...
Published: 01 June 2010
tomoDD and the San Luis Obispo subregion velocity model. Earthquakes outside these subregions are relocated using the regional velocity model, and the relative locations refined using hypoDD. EB-deep, Estero Bay deep seismicity trend; EB-E, Estero Bay east seismicity trend; EB-N: Estero Bay north
Journal Article
Published: 26 March 2019
Bulletin of the Seismological Society of America (2019) 109 (3): 833-854.
... cells terminate in large coastal sand dune fields (yellow shading) at the Bodega isthmus and Dillon Beach (DB). Gray area shows high‐resolution bathymetry in California’s State Waters. B, Bodega Harbor; BB, Bodega Bay; BH, Bodega Head; D, Duncans Point; EA, Estero Americano; SC, Salmon Creek; SCB, South...
FIGURES | View All (15)
Journal Article
Published: 01 July 2014
Bulletin of the Seismological Society of America (2014) 104 (4): 1650-1662.
... ). In 2012, the U.S. Geological Survey (USGS) extended high‐resolution multibeam coverage beyond State Waters in outer Estero Bay (using a 100 kHz Reson 7111 sonar system) to capture farther offshore portions of the Hosgri fault zone and the unstable shelfbreak to the north ( Hartwell et al. , 2013...
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Image
Regional digital elevation model and index map showing significant faults a...
Published: 01 July 2014
by the San Andreas fault (30–36  mm/yr). Box shows area of Figure  2 . (A, Point Año Nuevo; B, Bolinas; BS, Big Sur; CF, Calaveras fault; EB, Estero Bay; HF, Hayward fault; M, Monterey; MB, Morro Bay; OWH, Oceanic‐West Huasna fault; P, Piedras Blancas; PF, Parkfield; PS, Point Sur; SAF, San Andreas fault; SC
Image
Map of the study area; inset shows the location in the state of California....
Published: 01 June 2010
catalog earthquake locations, 1 October 1987–31 December 2008. The stars show the 2003 M  6.5 San Simeon and 2004 M  6.0 Parkfield mainshocks. The gray lines are mapped faults from PG&E (M. McLaren, personal comm., 2006). The open squares are towns. CF, Casmalia fault; EB, Estero Bay; HFZ, Hosgri
Image
Onshore–offshore hillshade digital elevation model (area shown in Fig.  1 )...
Published: 01 July 2014
Figure 2. Onshore–offshore hillshade digital elevation model (area shown in Fig.  1 ) with offshore based on multibeam bathymetry ( California State University Monterey Bay Sea Floor Mapping Lab [CSUMB], 2012 ; Hartwell et al. , 2013 ). Mapping of the eastern (EH) and western (WH) strands
Image
Map (location shown in  Fig. 1 ) showing regional geography, locations of s...
in > Geosphere
Published: 01 December 2012
detailed maps in Figures 4 , 9 , and 13 . CaF—Casmalia fault; CF—Cambria fault; EF—Edna fault; HF—Hosgri fault; IH—Irish Hills, LF—Los Osos fault; LHF—Lions Head fault; MB—Morro Bay; OF—Oceano fault; OWH—Oceanic-West Huasna fault; P—Pismo Beach; PB—Piedras Blancas; PE—Point Estero; PS—Point Sal; SF
Image
Maps of study area. (a) Shaded relief map of the coastal region between Tom...
Published: 26 March 2019
of Figure  4 and U.S. Geological Survey (USGS) seismic‐reflection profiles (orange lines), including locations of Figures  3 , 7 , 9 , 10 , and 11 are shown. B, Bodega Head; BB, Bodega Bay; BH, Bodega Harbor; BI, Bodega isthmus; DP, Duncans Point; EA, Estero Americano; FR, Fort Ross; RR, mouth
Journal Article
Journal: PALAIOS
Published: 01 August 2001
PALAIOS (2001) 16 (4): 409-416.
... of the hosting sandstone. FIGURE 8 —Vertical section of a fossil pit from the locality of Arén. Scale = 15 cm The lower and middle intertidal areas in modern Estero Morua commonly are bioturbated very heavily. Some of the more prominent burrows are those produced by callianassids (e.g...
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Journal Article
Journal: AAPG Bulletin
Published: 01 February 1942
AAPG Bulletin (1942) 26 (2): 153-161.
...Fig. 1. —View of Estero Bay and Morro Rock, San Luis Obispo County, looking northward. Shows portion of well developed sand spit which extends south from Morro Rock for about 5 miles and forms a subsidiary bay or lagoon. (Courtesy of Fairchild Aerial Surveys, Inc.) ...
FIGURES | View All (8)
Journal Article
Published: 01 December 2001
Bulletin of the Seismological Society of America (2001) 91 (6): 1629-1658.
...-vergent fault-bend folds formed as a reaction to the change from transtensional to transpressional deformation during the Pliocene ( Clark et al., 1991 ; Willingham et al., 2001 ). The Hosgri fault zone lies entirely offshore, from its termination north of Point Arguello to north of Estero Bay...
FIGURES | View All (15)
Journal Article
Journal: Geosphere
Published: 01 December 2012
Geosphere (2012) 8 (6): 1632-1656.
... detailed maps in Figures 4 , 9 , and 13 . CaF—Casmalia fault; CF—Cambria fault; EF—Edna fault; HF—Hosgri fault; IH—Irish Hills, LF—Los Osos fault; LHF—Lions Head fault; MB—Morro Bay; OF—Oceano fault; OWH—Oceanic-West Huasna fault; P—Pismo Beach; PB—Piedras Blancas; PE—Point Estero; PS—Point Sal; SF...
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Journal Article
Published: 01 February 2009
Bulletin of the Seismological Society of America (2009) 99 (1): 71-86.
... from a distinct unconformity between tidal or fluvial deposits of the past hundred to a few thousand years and stiffer subtidal deposits of middle Holocene age (Fig.  2 ). Only at two sites—Estero Pichi and Las Coloradas (Fig.  1c )—did we find stratigraphy that probably records subsidence during great...
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