The September 3, 2000 Yountville Earthquake. "We show for the 3 September 2000 Yountville earthquake that reported source parameters accurately predict waveforms at two close strong-motion stations (approximately 10 km from the epicenter). Contributed by NC 1 ; Regional Information. We utilize a scattering-based seismic tomography technique to constrain crustal structure around the southern San Francisco Bay region (SFBR). See also. Reports from the public: 7637 people 2000-09-03 08:36:30 UTC 5. 1,523 quakes 151 quakes M2+ 19 quakes M3+ 3 quakes M4+. The shock had a moment magnitude of 6. 2000-09-05 04:00:00 PDT NAPA-- The scope of Sunday's 5. Yountville/Napa Earthquake, and aftershocks [1] Calculated at 5% DampingNapa has had: (M1. It was attributed to the right fault along the Late. Pacific Standard Time. 8) and the 1969 Santa Rosa Earthquake sequence (M5. 0 Yountville earthquake has been identified as a directivity record, it is likely that this is a “far-field” pulse which has been dispersed (and thus lengthened) given the relatively small size of the event (M W 5. Yountville-area historical earthquake activity is significantly above California state average. USGS: Sunday's Quake Was Largest to Impact Bay Area Since 1989 - Palo Alto, CA - The agency has dubbed the incident the "South Napa Earthquake. Higher ground. On the basis of the re-examination of geologic data and the analysis of potential field data, the earthquake occurred on a strand of the West Napa fault, the main basin-bounding fault. . 6’N; 122°24. 10 km depth Yountville, California, United States. 1 Yountville earthquake also showed how even moderate earthquakes can cause significant damage if local geological conditions exist to amplify shaking intensity. Yountville earthquake September 3, 2000, magnitude 5. 0 was reported in Yountville, in 2007, a magnitude 5. 0) and the relatively large source-to-site distance (~7 km) for an earthquake of this. [3] The two earthquakes were the first major seismic activity in Iceland for 88 years. 0 magnitude earthquake 2000-09-03 08:36:30 UTC at 08:36 September 03, 2000 UTCUSGS: Sunday's Quake Was Largest to Impact Bay Area Since 1989 - Gilroy, CA - The agency has dubbed the incident the "South Napa Earthquake. USGS: Sunday's Quake Was Largest to Impact Bay Area Since 1989 - San Anselmo-Fairfax, CA - The agency has dubbed the incident the "South Napa Earthquake. The City of Napa in California had chimneys damaged from the 2000 Yountville (M5. This study presents a methodology. . As we later discovered, this is not the first time that this fault has damaged the wine industry: the M5. 6 on the M w scale, and a maximum Mercalli intensity of XI (Extreme). 2003 San Simeon earthquake. The Mw 6. 2 to 2. This left-lateral strike-slip earthquake occurred west of the San Andreas Fault System and injured thirty people, with total losses of $12. 2 earthquake near Yountville, California. 1 earthquake. 2 Yountville earthquake was located 5 km west of the surface trace of the West Napa fault, as defined by Helley and Herd (1977). 437°W; 3. Presented is an analytical study of chimneys to assess key factors affecting behavior. Strong motion instruments recorded unusually high levels of shaking in the city of Napa as a result of the September 3rd Magnitude-5. Casualties. Complete information 2000 Yountville earthquakeOverview: The 2014 La Habra earthquake was a magnitude 5. Although quakes cannot be prevented, the damage they do can be greatly reduced through prudent planning and The September 3, 2000 Yountville Earthquake A magnitude (M) 5. This earthquake happened about 4 miles northwest of American Canyon and 9 miles south-southwest of Napa, meaning it's within the San Andreas Fault system but right next to two others: the Hayward . 2000 magnitude 5. The earthquake was felt widely throughout the Bay region, and produced significant damage in the town of Napa. "The M 6. The 2000 M5. 5 nm) Agua Caliente (4. Zodiac Killer This page was last edited on 31 December 2013, at 12:57 (UTC. The epicenter (38°22. The shock was the largest in the area since 1923 and. Figure 20A depicts the cumulative sum of IVs, ΣIV, of long and short earthquakes, with the first 10 pulses shown separately in Figure 20B. 5 earthquake struck six miles west-southwest of Ferndale on March 21 and was attributed as an aftershock by the USGS. 9, with a maximum Mercalli Intensity of X (Extreme). 2000-09-03 08:36:30 UTC 5. The 1990 Upland earthquake occurred at 15:43:37 local time on February 28 with a moment magnitude of 5. 2022 Ferndale earthquake [35] Two-percent probability of exceedance in 50 years map of peak ground acceleration from the United States Geological Survey, released July 17, 2014. , 2006). 2 Yountville earthquake was located 5 km west of the surface trace of the West Napa fault, as defined by Helley and Herd (1977). Its southern part, near Vallejo, is known to be active. "USGS Update on the Magnitude 6 South Napa Earthquake of August 24, 2014USGS: Sunday's Quake Was Largest to Impact Bay Area Since 1989 - Davis, CA - The agency has dubbed the incident the "South Napa Earthquake. 1 Napa Valley ("Yountville") earthquake on September 3, 2000. technical. One person was killed, and 200 others were hurt in. The 1812 San Juan Capistrano earthquake, also known as the Wrightwood earthquake, occurred on December 8 at 15:00 UTC in Alta California. Santa Rosa, California sustained unexpectedly high damage from the 1906 San Francisco earthquake (M7. The model performance is evaluated through comparisons with field. (KGO) -- The United States Geological Survey reports a magnitude 4. 2000 Yountville earthquake. 1 Yountville earthquake aftershock zone • Aftershocks on trend north of surface rupture • M6. earthquake. 377 N, 122. 8) and the 1969 Santa Rosa Earthquake sequence (M5. It occurred in the broad zone of deformation that accommodates the relative motion of the North American and Pacific Plates. strengthened within 3 years [27]. 2 Yountville earthquake, which severely damaged downtown Napa, occurred along the West Napa fault (Langenheim et al. Geological Survey, 2000), if funds become available. The 2000 Yountville earthquake occurred with a moment magnitude of 5 on a previously unmapped fault, about 3 miles (4. The 1932 Eureka earthquake killed one person when a chimney fell on them, and the Landers & Big Bear quakes of 1992 caused a chimney to fall on and kill a child. 08 hours on 5 May, and. A magnitude 5. 2). 0 Yountville earthquake that struck in 2000. 2000 Strength reduction factors for multi-degree-of-freedom systems Santa-Ana, P. 0 Yountville earthquake was the most recent prior damaging earthquake on the WNFZ. The United. It had a moment magnitude of 6. ClimateThe 1952 Kern County earthquake occurred on July 21 in the southern San Joaquin Valley and measured 7. The 2000 Yountville earthquake occurred with a moment magnitude of 5 on a previously unmapped fault, about 3 miles (4. Policy EH-2. 2 ) may suggest a long-term right-lateral offset of 5 km, but detailed comparisons required. 1992 Cape Mendocino earthquakes. George C. 9级；然而地震造成2528人受伤，92479人无家可归，4万1千多所房屋被毁 。. Strong motion instruments recorded unusually high levels of shaking in the city of Napa as a result of the September 3rd Magnitude-5. This magnitude-5. 2000 Yountville earthquake; 2000 Yunnan earthquake;USGS: Sunday's Quake Was Largest to Impact Bay Area Since 1989 - Capitola-Soquel, CA - The agency has dubbed the incident the "South Napa Earthquake. strategic plan (U. YOUNTVILLE, Calif. Toggle the table of contents. . Yountville/Napa Earthquake, and aftershocks [1] Calculated at 5% DampingThe 1980 Eureka earthquake (also known as the Gorda Basin earthquake) occurred on November 8 at 02:27:34 local time along the northern coastal area of California in the United States. Calaveras Fault. 8 m (2 ft 7 in) was estimated. The strongest shaking was not centered on the quake, but to the south in the soft soils of the Napa River Valley. The 1898 M6. Geology portal;The Napa Earthquake, California (M=6; 24/08/2014) Post-seismic survey report, with special focus on surface faulting RT/PRP-DGE/2015-00018 Pôle radioprotection, environnement, déchetsShakeMap Manual Version 1. 2000-09-03 08:36:30 (UTC) 38. Damage to buildings was widespread. Past 7 days. According to the U. Toggle the table of contents. 9 blind thrust earthquake was centered several miles north of Whittier in the town of Rosemead, had a relatively shallow depth, and was felt throughout. The 1994 Northridge earthquake was a moment magnitude 6. 377 N, 122. Recent earthquakes have shown that wine barrel stacks are highly susceptible to collapse, leading to large economic losses, downtime, and longer recovery periods. 8) and the 1969 Santa Rosa Earthquake sequence (M5. 2015. We utilize a scattering-based seismic tomography technique to constrain crustal structure around the southern San Francisco Bay region (SFBR). 2 earthquake occurred at 1:36 AM on September 3, 2000 in the mountains 10 miles. 4 M w, and a maximum Mercalli intensity of VIII (Severe). 2023-09-27 15:35:28 (UTC) 38. Over the last few years, a number of works have focused on the effects of near-fault motions on different types of. 4 M w. There were no fatalities but three people suffered minor injuries and there was considerable damage to infrastructure. Analysis of geophysical data suggests these valleys conceal basins that were formed by several, sometimes superposed mechanisms. 6’N; 122°24. 379°N 122. Yes . The City of Napa in California chimneys damaged had from the 2000 Yountville (M5. 0 earthquake caused significant damage in south Napa County. Design and construct all new buildings to be earthquake resistant. 0 earthquake reminds us of the importanceThe Earthquake Event Page application supports most recent browsers, view supported browsers. 7 (M w), blind thrust earthquake that occurred on January 17, 1994, at 4:30:55 a. "The 1940 El Centro earthquake (or 1940 Imperial Valley earthquake) occurred at 21:35 Pacific Standard Time on May 18 (05:35 UTC on May 19) in the Imperial Valley in southeastern Southern California near the international border of the United States and Mexico. 5级的前震；1月26日，同一地区发生了4. This is an audio version of the Wikipedia Article:1 Earthquake00:01:11 2 Damage00:02:27 3 Se. 5 sq mi (4. 16th World Conference on Earthquake Engineering, 16WCEE 2017 Santiago Chile, January 9th to 13th 2017 3772 (Abstract ID). 6’N; 122°24. 6’N; 122°24. No webcast. The West Napa and Carneros faults, although considered to be minor Quaternary players within the San Andreas fault system, are major faults that in part bound the. 0 Yountville earthquake occurred on the West Napa Fault and also damaged Napa. "California. , 2006]. m. m. USGS: Sunday's Quake Was Largest to Impact Bay Area Since 1989 - Lamorinda, CA - The agency has dubbed the incident the "South Napa Earthquake. We show for the 3 September 2000 Yountville earthquake that reported source parameters accurately predict. Earthquake Reconnaissance Report – 2000 Yountville Earthquake: Implications for the California Wine Industry, Simpson Gumpertz & Heger, Inc. *The Earthquake Event Page application supports most recent browsers, view supported browsers. 3 languages. The 2000 M4. 2000 Yountville earthquake This page was last edited on 16 July 2021, at 00:44 (UTC). The Yountville earthquake that struck in 2000 was a magnitude 5. The 2000 Yountville earthquake occurred with a moment magnitude of 5 on a previously unmapped fault, about south southwest of Yountville, California in the Mayacamas Mountain Range under Mount Veeder and about south northwest of. 2006). Strong shaking is measured by a special type of seismograph called a strong-motion accelerometer. The M s 7. 2 2005 Anza earthquakes produced ~ 200 recordings at distances r < 300 km. Results also suggest that data from previous earthquakes, especially the M 4. On the basis of the re-examination. Located in the North Bay region of the Bay Area, the population was 3,436 at the 2020 census. Triangles are seismographs report-ing shaking values toShakeMap ; small circles are points where shaking strength is n- iThe Mw 6. USGS: Sunday's Quake Was Largest to Impact Bay Area Since 1989 - San Bruno, CA - The agency has dubbed the incident the "South Napa Earthquake. USGS: Sunday's Quake Was Largest to Impact Bay Area Since 1989 - Half Moon Bay, CA - The agency has dubbed the incident the "South Napa Earthquake. One-Story Retail Building, Clay Street (Building Z6) Structural System, Height, Year Built: The store is a one-story, precast tilt-up concrete shear wall building with a flexible roof diaphragm constructed in 1973. 2000-09-03: Yountville North Bay: 5. 2 nm). 3 nm) Oak Knoll (4. 7 nm). 2 nm: NE: Lincoln Theater (Yountville, California) 3. 0 Yountville earthquake with a right-lateral NNW-trending strike-slip mechanism also took place on the West Napa Fault and damaged the Napa County. 2 nm: NE: Dominus Estate: 3. The epicenter of the 2000 ML 5. rank. 0 . (3a) (rock sites) approaches. The 2000 M w 5. 2 Yountville earthquake was located 5 km west of the surface trace of the West Napa fault, as defined by Helley and Herd (1977). 9 nm: E: Lincoln Theater (Yountville, California) 3. The three largest events were the M7. Thu, Sep 28 1:30 PM; October 2000. The findings give support Miranda, Aslani, and Blume, Brief Report on the September 3, 2000 Yountville/Napa, California Earthquake. 2000年姚安地震，发生在2000年1月14日的中国 云南 ，震中位于楚雄州 姚安县。地震造成7人死亡，并在云南省中部造成严重破坏。 地震造成7人死亡，并在云南省中部造成严重破坏。The Napa earthquake occurred on 24 August 2014 with a moment magnitude of Mw 6. 0 on the moment magnitude scale and with a maximum Mercalli intensity of VIII (Severe), the event wSanta Rosa, California sustained unexpectedly high damage from the 1906 San Francisco earthquake (M7. 7, respectively, struck the city of Santa Rosa, California, killing one person and damaging buildings. 9. The first figure below is a map, the second is a cross-section. 2, but caused more than $50 million damage in the Napa area. 4 earthquake - 2km ENE of The Geysers, CA, on Tuesday, Feb 7, 2023 at 5:29 pm (GMT -8). The 1872 Owens Valley earthquake – also known as the Lone Pine earthquake – struck on March 26 at 02:30 local time in the Owens Valley (California, along the east side of the Sierra Nevada), with the epicenter near the town of Lone Pine. 6. New!!: Thomas L. Yountville AVA; 2000 Yountville earthquake; Yountville Hills; Yountville shooting This page was last edited on 5 December 2022, at 02:11 (UTC). 1 quake hit just before 8 p. Jim Luetgert. S. It had a moment magnitude of 6. USGS: Sunday's Quake Was Largest to Impact Bay Area Since 1989 - Benicia, CA - The agency has dubbed the incident the "South Napa Earthquake. 8 km) south southwest of Yountville, California in the Mayacamas Mountain Range under Mount Veeder and about 9 miles (14 km) south northwest of Napa, California. 2. September 3, 2000, magnitude 5. 7 nm: N: Harlan Estate: 3. Date & Time Thursday, September 21, 2000 at 1:30 PM Pacific. #EARTHQUAKE. 2000 Yountville earthquake: 2. 2 earthquake, σ f increased more than surrounding areas owing to the off-fault effect of the slip peak of the 1906 earthquake near Tomales Bay . In both fatalities, ages 72 and 83, emergency workers were unable to attend to them. Incomplete . Making a ShakeMap ShakeMap relies primarily on observed ground motion shaking levels determined rapidly from free-field strong motion seismic instruments. 8) and the 1969 Santa Rosa Earthquake sequence (M5. 0 (DeLong et al. 5 or greater) 5 earthquakes in the past 24 hours. At 04:56 and 06:19 UTC on October 2, 1969 (21:56 and 23:19 PDT October 1), a pair of earthquakes of magnitude 5. 1 earthquake jolted the Napa Valley on Thursday night, offering a brief reminder of last summer's 6. 2000_Yountville_earthquake; dbr:2001_Nisqually_earthquake;. m. 1994 Northridge earthquake. belum rainforest information / 10 sentences about leave / 2000 yountville earthquake. While the 1989The 2000 Yountville earthquake occurred with a moment magnitude of 5 on a previously unmapped fault, about 3 miles (4. By David Perlman. According to the United States Census Bureau, the town has a total area of 1. Topics. Editioun vum FIBA International Chrëschtstournoi. Ground motionsassessThe epicenter of the 2000 ML 5. Modeling of poten-The historic building survived the Great Earthquake of 1906 and the 2000 Yountville Earthquake. 0) was seismically renovated and performed well A partial retrofit of the building was completed in 1975 and a more comprehensive one in 2004, following damage sustained in the 2000 Yountville earthquake. At 6. m. 8 km) south southwest of Yountville, California in the Mayacamas Mountain Range under Mount Veeder and about 9 miles (14 km) south Madera County Arts CouncilThe epicenter of the 2000 M L 5. 0) earthquakes. 3 Mare Island earthquake occurred in the vicinity of yesterday’s earthquake. 6 nm) Oak Knoll (4. 2000 Yountville; 21st-century: 2001 Nisqually; 2002 Denali; 2003 Alabama; 2003 San Simeon; 2006 Gulf of Mexico; 2006 Kiholo Bay; 2007 Alum Rock; 2008 Illinois; 2008 Chino Hills; 2010 Eureka; 2010 Baja. 3 Mare Island earthquake occurred in the vicinity of yesterday’s earthquake. 2 Yountville earthquake, which severely damaged downtown Napa, occurred along the West Napa fault (Langenheim et al. compare to chart of Nature:Earthquake:Central California 1984 (born 23 November 1984) compare to chart of Nature:Halls Valley Earthquake:California 1984 (born 24 April 1984) Events. USGS: Sunday's Quake Was Largest to Impact Bay Area Since 1989 - Petaluma, CA - The agency has dubbed the incident the "South Napa Earthquake. 9 Yountville earthquake of 2000, could have been used to identify the western portion of the West Napa fault zone as seismogenic before the South The Sept. Main page; Contents; Current events; Random article; About Wikipedia; Contact us; Donate; Help; Learn to edit; Community portal; Recent changes; Upload filethan the maximum considered earthquake response (MCER) spectrum for the period range from 0. Its southern part, near Vallejo, is known to be active. 0 Yountville earthquake occurred on the West Napa Fault and also damaged Napa. "2000年姚安地震，發生在2000年1月14日的中國雲南[1]，震中位於楚雄州姚安縣。 地震造成7人死亡，並在雲南省中部造成嚴重破壞。 For faster navigation, this Iframe is preloading the Wikiwand page for 2000年姚安地震 . 0 . The only other large historic event in the area is the Mare Island earthquake sequence from 1886 to 1900. "USGS: Sunday's Quake Was Largest to Impact Bay Area Since 1989 - Saratoga, CA - The agency has dubbed the incident the "South Napa Earthquake. 6 that followed early the. 6 and M5. It occurred at 01:36. 1 at depth of 10. A. We correct. 5 miles west of Yountville, 7 miles northwest. Recent studies to assess very long-term seismic hazard in the USA and in Europe have highlighted the importance of the upper tail of the ground-motion distribution at the very low annual frequencies of exceedance required by these projects. Et huet am Raimundo Saporta Pavillon, Madrid, Spuenien, de 25. Sunday's quake occurred on the West Napa fault. The Calaveras Fault is a major branch of the San Andreas Fault System that is located in northern California in the San Francisco Bay Area. Blume Earthquake Engineering Center, Stanford University. Earthquake of the Week: 2000 Yountville Earthquake Date: April 8, 1968 Time: 01:36 AM Area: Yountville Magnitude: 5. 0 . Pacific Standard Time. These instruments are necessary because an ordinary continuous-recording seismograph may go off the. "Geologists from UC Davis, now warn the West Napa Fault, which triggered the Bay Area’s strongest earthquake in 25 years, is longer and quicker-moving than previously thought, raising the riskBroadband Waveform Modeling of Moderate Earthquakes in the San Francisco Bay Area and Preliminary Assessment of the USGS 3D Seismic Velocity ModelUSGS: Sunday's Quake Was Largest to Impact Bay Area Since 1989 - Milpitas, CA - The agency has dubbed the incident the "South Napa Earthquake. This history of unexpectedly strong ground motion, in combination with high metropolitan populations. 3 See also. ,. 9 and a maximum Mercalli intensity of VI (Strong). 4. We selected a set of 12 moderate earthquakes (M w 4. 7 and a maximum Mercalli Intensity of VII (Very strong). 1999 Hector Mine earthquake. an ordinance (#020061) re quiring all URM buildings to be . The epicenter of the 2000 ML 5. Yountville is located within Napa Valley, in the North Bay region of the San Francisco Bay Area of Northern California. S. We utilize a scattering-based seismic tomography technique to constrain crustal structure around the southern San Francisco Bay region (SFBR). 7 magnitude earthquake hit Salt Lake City, Utah, United States, with an epicenter 6 km (3. For consistency with ShakeMap, SideBar uses the same color scale bar and mathematical rules as ShakeMap. 1 earthquake jolted the Napa Valley on Thursday night, offering a brief reminder of last summer's 6. Or, try our Real-time Notifications,. This M6. A smaller magnitude 5. 5 miles west of Yountville, 7 miles northwest. The 2000 Yountville earthquake occurred with a moment magnitude of 5 on a previously unmapped fault, about south southwest of Yountville, California in the Mayacamas Mountain Range under Mount Veeder and about south northwest of Napa, California. 5 on the M s scale and 6. 5 nm) Agua Caliente (4. 2 Earthquake near Napa, California, September 3, 2000 A magnitude 5. “Analytical study of residential masonry chimneys during recent California earthquakes, Paper 3772. 5 km WSW of Yountville, California . 0 magnitude earthquake jolted the North Bay overnight on Sept. 1 earthquake struck Napa County Thursday evening, the largest quake to hit the Wine Country since a magnitude 6. C. The 2000 Yountville earthquake occurred with a moment magnitude of 5 on a previously unmapped fault, about 3 miles (4. Red dots indicdate seismicity from Sept. A preliminary 2. and the epicenter was six miles east of Yountville. Investigators from over 20 universities, several consulting companies, plus researchers at various State and Federal government agencies contribute to research programs. 0 quake that caused millions of dollars in damage in the heart of the state's. 1 M w: VII 4–5 Limited 1994-01. 9 earthquake near Yountville is shown as a white star, and the South Napa earthquake is shown as a yellow star. "The reported epicenter of the 2014 South Napa earthquake was located beneath the Napa Valley Marina. 8’W) was about 2. 5 miles west of Yountville, 7 miles northwest. 2, yet it resulted in accelerations up to 0. 0 struck the area last August. A magnitude 6. Get the new ABC7 Bay Area mobile app today!The Yountville/Napa Earthquake occurred on September 3, 2000 at 1:36 a. There are still some frayed nerves in Napa County following a quake Thursday night centered near Yountville. 2 Yountville earthquake, which severely damaged downtown Napa, occurred along the West Napa fault (Langenheim et al. Or, try our Real-time Notifications,. The event was one in a series. GEOLOGY. "2014 South Napa earthquake; T. It was felt in many parts of Northern California, including the Bay Area, the Sacramento area and Santa Rosa. The 2000 M L 5. 8 km) south southwest of Yountville, California in the Mayacamas Mountain Range under Mount Veeder and about 9 miles (14 km) south The 2000 M L 5. As we later discovered, this is not the first time that this fault has damaged the wine industry: the M5. "USGS: Sunday's Quake Was Largest to Impact Bay Area Since 1989 - Larkspur-Corte Madera, CA - The agency has dubbed the incident the "South Napa Earthquake. Yountville is a popular tourist destination, particularly for its wineries and it's two famed Michelin-starred restaurants,. Located in the North Bay region of the Bay Area, the population was 3,436 at the 2020 census. 0 Yountville Earthquake of 2000. 6 ( Moore et al. A magnitude (M) 5. This left-lateral strike-slip earthquake occurred west of the San Andreas Fault System and injured thirty people, with total losses of $12. Like other valleys of the northern coast ranges, Napa Valley is elongated to theThe 2000 M5. "The South Napa earthquake occurred on Sunday, 24 August 2014 at 3. 7). 2). Estimated per capita income in 2021: $58,297 (it was $30,721 in 2000) Yountville town income, earnings, and wages data Estimated median house or condo value in 2021: $787,650 (it was $209,300 in 2000). The West Napa Fault is a 57 km (35 mi). The federally funded 2004 project was designed in accordance with the 1997 Uniform Code for Building Conservation (UCBC). Some of the significant nearby events include the 2000 Yountville earthquake (M5. 5 or greater) 5 earthquakes in the past 24 hours. 7 earthquake struck Sumatra, on June 4 at a depth of 33. The September 3, 2000 Yountville Earthquake. 6 nm) Fetters Hot Springs (4. At the Veterans Home in Yountville, damage was. USGS: Sunday's Quake Was Largest to Impact Bay Area Since 1989 - Los Altos, CA - The agency has dubbed the incident the "South Napa Earthquake. 1992 Cape Mendocino earthquakes. 5 nm) Lokoya (0. Yountville is a city in Napa County, in the Wine Country of California. Seismicity and focal mechanisms of the mainshock and aftershocks projected 2. 2 nm: NE: Veterans Home of California Yountville:USGS: Sunday's Quake Was Largest to Impact Bay Area Since 1989 - Burlingame-Hillsborough, CA - The agency has dubbed the incident the "South Napa Earthquake. 3rd M 5. 6’N; 122°24. potential hazards from earthquakes and unstable ground conditions. 0) and 2000 Yountville (M5.