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2003 San Simeon Earthquake
The 2003 San Simeon earthquake struck at 11:15 PST (19:15 UTC) on December 22 on the Central Coast of California, about northeast of San Simeon. Probably centered in the Oceanic fault zone within the Santa Lucia Mountains, it was caused by thrust faulting and the rupture propagated southeast from the hypocenter for 12 miles (19 km). The most violent ground movement was within 50 miles of the epicenter, though the earthquake was felt as far away as Los Angeles. With a moment magnitude of 6.6, it was the most destructive earthquake to hit the United States since the Northridge quake of 1994. Damage The area around the epicenter being sparsely populated, the most severe damage was in Paso Robles, 24 miles (39 km) east-southeast. Two women were killed when the Acorn Building, an unreinforced masonry structure built in 1892, collapsed. Other unreinforced masonry buildings, some more than a century old, were extensively damaged. No structure that had even partial retrofi ...
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Moment Magnitude Scale
The moment magnitude scale (MMS; denoted explicitly with or Mw, and generally implied with use of a single M for magnitude) is a measure of an earthquake's magnitude ("size" or strength) based on its seismic moment. It was defined in a 1979 paper by Thomas C. Hanks and Hiroo Kanamori. Similar to the local magnitude/Richter scale () defined by Charles Francis Richter in 1935, it uses a logarithmic scale; small earthquakes have approximately the same magnitudes on both scales. Despite the difference, news media often says "Richter scale" when referring to the moment magnitude scale. Moment magnitude () is considered the authoritative magnitude scale for ranking earthquakes by size. It is more directly related to the energy of an earthquake than other scales, and does not saturate—that is, it does not underestimate magnitudes as other scales do in certain conditions. It has become the standard scale used by seismological authorities like the U.S. Geological SurveyThe "USGS Ear ...
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Sinkhole
A sinkhole is a depression or hole in the ground caused by some form of collapse of the surface layer. The term is sometimes used to refer to doline, enclosed depressions that are locally also known as ''vrtače'' and shakeholes, and to openings where surface water enters into underground passages known as ''ponor'', swallow hole or swallet. A '' cenote'' is a type of sinkhole that exposes groundwater underneath. A ''sink'' or ''stream sink'' are more general terms for sites that drain surface water, possibly by infiltration into sediment or crumbled rock. Most sinkholes are caused by karst processes – the chemical dissolution of carbonate rocks, collapse or suffosion processes. Sinkholes are usually circular and vary in size from tens to hundreds of meters both in diameter and depth, and vary in form from soil-lined bowls to bedrock-edged chasms. Sinkholes may form gradually or suddenly, and are found worldwide. Formation Natural processes Sinkholes may capture su ...
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San Gregorio Fault
The San Gregorio Fault is an active, 209 km (130 mi) long Fault (geology), fault located off the coast of Northern California. The southern end of the fault is in southern Monterey Bay, and the northern end is about 20 km northwest of San Francisco, near Bolinas Bay, where the San Gregorio intersects the San Andreas Fault. Most of the San Gregorio fault trace is located offshore beneath the waters of Monterey Bay, Half Moon Bay (California), Half Moon Bay, and the Pacific Ocean, though it cuts across land near Año Nuevo State Reserve, Point Año Nuevo and Pillar Point Harbor, Pillar Point. The San Gregorio Fault is part of a system of coastal faults which run roughly parallel to the San Andreas. The movement of the San Gregorio is Fault (geology)#Strike-slip faults, right-lateral strike-slip, and the slip rate is estimated to be 4–10 mm/year (0.2–0.4 inch/year). The most recent major earthquake along the fault had an estimated Moment magnitude scale, magnit ...
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Nacimiento Fault
Nacimiento may refer to: Settlements *Nacimiento, Chile, a municipality in the province of Bío Bío, region of Bío Bío, Chile * Nacimiento, Spain, a municipality in the province of Almería, Andalusia, Spain *Nacimiento, California, United States *Lake Nacimiento, California, United States *, in the Mexican state of Coahuila, a Kickapoo settlement Other geographic features * Nacimiento Mountains, a mountain range in the northwestern part of the US state of New Mexico * Cerro del Nacimiento, a mountain peak in the Andes in Argentina *Nacimiento Formation, a Paleocene-age rock unit in the San Juan Basin of New Mexico *Nacimiento River, in California * Lake Nacimiento, in California Other uses *''Nacimiento 28 diciembre'', a traditional nativity scene In the Christian tradition, a nativity scene (also known as a manger scene, crib, crèche ( or ), or in Italian ''presepio'' or ''presepe'', or Bethlehem) is the special exhibition, particularly during the Christmas season, o ...
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Oceanic Fault
Oceanic may refer to: *Of or relating to the ocean *Of or relating to Oceania ** Oceanic climate ** Oceanic languages **Oceanic person or people, also called "Pacific Islander(s)" Places * Oceanic, British Columbia, a settlement on Smith Island, British Columbia, Canada *Oceanic, New Jersey, an unincorporated community within Rumson Borough, Monmouth County, New Jersey, United States Ships named Oceanic * , the White Star Line's first ocean liner * , a transatlantic ocean liner built for the White Star Line * , a project of the 1930s * , built as SS ''Independence'' in 1950 * , also named ''Big Red Boat I'' by Premier Cruises Art, entertainment, and media Fictional entities * Oceanic Airlines or Oceanic Airways, often used in disaster movies * Oceanic Flight 815, a flight in the television series ''Lost'' Literature * "Oceanic" (novella), a 1998 sci-fi novella by Greg Egan Music ;Artists * Oceanic (band), a 1990s UK dance/house act ;Albums * ''Oceanic'' (Isis album) * '' ...
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Active Fault
An active fault is a fault that is likely to become the source of another earthquake sometime in the future. Geologists commonly consider faults to be active if there has been movement observed or evidence of seismic activity during the last 10,000 years. * Active faulting is considered to be a geologic hazard - one related to earthquakes as a cause. Effects of movement on an active fault include strong ground motion, surface faulting, tectonic deformation, landslides and rockfalls, liquefaction, tsunamis, and seiches. Quaternary faults are those active faults that have been recognized at the surface and which have evidence of movement during the Quaternary Period. Related geological disciplines for ''active-fault'' studies include geomorphology, seismology, reflection seismology, plate tectonics, geodetics and remote sensing, risk analysis, and others. Location Active faults tend to occur in the vicinity of tectonic plate boundaries, and active fault research has foc ...
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Mission San Miguel Arcángel
Mission San Miguel Arcángel is a Spanish mission in San Miguel, California. It was established on July 25, 1797 by the Franciscan order, on a site chosen specifically due to the large number of Salinan Indians that inhabited the area, whom the Spanish priests wanted to evangelize. The mission remains in use as a parish church of the Diocese of Monterey. After being closed to the public for six years due to the 2003 San Simeon earthquake, the church reopened on September 29, 2009. Inside the church are murals designed by Esteban Munras. The mission was put on the National Register of Historic Places in 1971 and was named to a National Historic Landmark in 2006. Of California's missions, it is one that retains more than most of its layout and buildings, including a portion of its neophyte village. History Father Fermín Lasuén and Father Buenaventura Sitjar founded the mission on July 25, 1797, making it the sixteenth California mission. Its location between Mission San Lu ...
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California State Route 46
State Route 46 (SR 46) is an east–west state highway in the U.S. state of California. It is a major crossing of the Coast Ranges and it is the southernmost crossing of the Diablo Range, connecting SR 1 on the Central Coast near Cambria and US 101 in Paso Robles with SR 99 at Famoso in the San Joaquin Valley. The road that is now SR 46 was built and improved during the 1920s and was fully paved by 1930. The majority of SR 46 was originally designated as U.S. Route 466; however, after the latter was entirely removed from the U.S. Highway system, the eastern portion of the route became SR 46. Route description State Route 46 begins at SR 1 southeast of Cambria, about from the Pacific Ocean. It heads east as the Eric Seastrand Highway across the Santa Lucia Range on a relatively straight roadway built in the 1970s, bypassing the steep, curvy Santa Rosa Creek Road. After passing near several wineries, this first segment ends at US 101 north of Templeton, where SR 4 ...
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Winery
A winery is a building or property that produces wine, or a business involved in the production of wine, such as a wine company. Some wine companies own many wineries. Besides wine making equipment, larger wineries may also feature warehouses, bottling lines, laboratories, and large expanses of tanks known as tank farms. Wineries may have existed as long as 8,000 years ago. Ancient history The earliest known evidence of winemaking at a relatively large scale, if not evidence of actual wineries, has been found in the Middle East. In 2011 a team of archaeologists discovered a 6000 year old wine press in a cave in the Areni region of Armenia, and identified the site as a small winery. Previously, in the northern Zagros Mountains in Iran, jars over 7000 years old were discovered to contain tartaric acid crystals (a chemical marker of wine), providing evidence of winemaking in that region. Archaeological excavations in the southern Georgian region of Kvemo Kartli uncovered evidenc ...
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Los Osos, California
Los Osos (Spanish for "the bears") is an unincorporated town and census-designated place (CDP) in San Luis Obispo County, California. Located on the Central Coast of California, Los Osos had a population estimated to be 16,533 in 2019. History Northern Chumash people, known in their language as ''yak titʸu titʸu yak tiłhini,'' are the first inhabitants of the Los Osos area, as well as much of San Luis Obispo County. The Northern Chumash place name ''Petpatsu'' has been identified to be near or within the area of Los Osos. These peoples traditionally rely on the harvesting of fish and shellfish (e.g. '' Macoma nasuta'') from Morro Bay, as well as the harvesting of acorns and vegetables from the surrounding areas. There is a large Northern Chumash archaeological site on a stabilized sand dune in Los Osos dating to at least as early as 1200 CE. The remains of two Northern Chumash people were removed from a site at Sweet Springs Nature Preserve dating to around 1700 BCE, and ...
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Templeton, California
Templeton is a census-designated place (CDP) in San Luis Obispo County, California. The population was 7,674 at the 2010 census, up from 4,687 at the 2000 census. Geography and climate Geography Templeton is located at (35.553847, −120.709469). It is approximately south of Paso Robles and five miles north of Atascadero along U.S. 101. State Route 46 intersects U.S. 101 on the north edge of the town. According to the United States Census Bureau, the CDP has a total area of , 99.37% of it land and 0.63% water. However, much of the surrounding unincorporated area between Atascadero and Paso Robles is considered as part of Templeton, with most U.S. mail for this area addressed as such. Climate Templeton has a Mediterranean climate that is characterized by mild winters and dry summers. The area usually has low humidity. Rain generally falls only between November and March, with the rainy season tapering off almost completely by the end of April. Temperature lows can reach f ...
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