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1700 Cascadia earthquake

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places the event on a winter evening shortly after the village's residents had gone to sleep (consistent with the 9pm reconstructed time). Every community on Pachena Bay was wiped out except for Masit on a mountainside 75 feet (23 m) above sea level. The only other Panchena Bay survivor was a
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Recent findings conclude that the Cascadia subduction zone is more complex and volatile than previously believed. In 2010, geologists predicted a 37% chance of a magnitude 8.2+ event within 50 years, and a 10% to 15% chance that the entire Cascadia subduction zone will rupture with a magnitude 9+
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describing a great earthquake and inundation exist among indigenous coastal peoples from British Columbia to Northern California. These do not specify a date, and not all earthquake stories in the region can be ascribed to the 1700 quake; however, virtually all of the native peoples in the region
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might be sheltered from the full brunt of a tsunami. These cities do have many vulnerable structures, especially bridges and unreinforced brick buildings; consequently, most of the damage to the cities would probably be from the earthquake itself. One expert asserts that buildings in Seattle are
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have rebuilt their administration building on a high point in their territory; coastal residents are immediately evacuated to this building whenever a tsunami warning is issued, as an interim measure toward eventually relocating all residents to higher ground. The
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The confirmation of their oral traditions about a great earthquake has led many aboriginal groups in the area to initiate projects to relocate their coastal communities to higher and safer ground in preparation for the predicted next earthquake. The
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In 2023, Washington scientists reported on a detailed study of a high-pressure and high-temperature seafloor seep, likely on the plate boundary, offshore of Oregon. The first seep found on the CSZ, it has been named
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Sediment layers in these locations demonstrate a pattern consistent with seismic and tsunami events around this time. Core samples from the ocean floor, as well as debris samples from some earthquake-induced
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event within the same time frame. Geologists have also determined the Pacific Northwest is not prepared for such an earthquake. The tsunami produced could reach heights of 80 to 100 feet (24 to 30 m).
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in the Pacific Northwest, also support this timing of the event. Archaeological research in the region has uncovered evidence of several coastal villages having been flooded and abandoned around 1700.
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Witter, Robert C.; Kelsey, Harvey M.; Hemphill-Haley, Eileen (October 2003). "Great Cascadia earthquakes and tsunamis of the past 6700 years, Coquille River estuary, southern coastal Oregon".
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Some other subduction zones have major earthquakes every 100 to 200 years; the longer interval here may indicate unusually large stress buildup and subsequent unusually large earthquake slip.
275:). Although there are no written records for the region from the time, the timing of the earthquake has been inferred from Japanese records of a tsunami that does not correlate with any other 1513: 731:
Kenji Satake; Kunihiko Shimazaki; Yoshinobu Tsuji; Kazue Ueda (18 January 1996). "Time and size of a giant earthquake in Cascadia inferred from Japanese tsunami records of January 1700".
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people secured a land grant from the US government in 2012 to move their settlement inland, both as protection from a future tsunami threat and because of more frequent flooding on the
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Leonard, Lucinda J.; Hyndman, Roy D.; Mazzotti, Stéphane (2004). "Coseismic subsidence in the 1700 great Cascadia earthquake: Coastal estimates versus elastic dislocation models".
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Ruth S. Ludwin; Robert Dennis; Deborah Carver; Alan D. McMillan; Robert Losey; John Clague; Chris Jonientz-Trisler; Janine Bowechop; Jacilee Wray; Karen James (2005),
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stories from Washington speak of a great night-time earthquake, of which the only survivors were those who immediately fled inland before the tsunami hit. The
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eruption in British Columbia, Canada. However, recent investigations using radiocarbon dating and dendrochronology date the Bonneville landslide around 1450.
3649: 382:(Kwakiutl) stories from the north end of Vancouver Island report a night-time earthquake that caused virtually all houses in their community to collapse; 807: 1793: 359:
since the event—which suggest a date range in the late 1600s or early 1700s, or which concur with the event's timing in other ways. For instance, the
40: 514:(caused by subsidence of coastal land) along the Cascadia subduction zone. It postulated that cities on the west coast of Vancouver Island, such as 1524: 1440: 1265: 3183: 2218: 651: 3274: 2394: 1463: 499:'s Region X, the division responsible for Oregon, Washington, Idaho, and Alaska, stated, "Our operating assumption is that everything west of 3152: 1295: 344: 3639: 3378: 3176: 2730: 1633: 3644: 3629: 3199: 2387: 2282: 857: 3619: 2410: 596: 303:
The most important clue linking the tsunami in Japan and the earthquake in the Pacific Northwest comes from studies of tree rings (
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people in Washington have a story about a flood so powerful that villagers in their canoes were swept inland all the way to
3634: 3530: 3515: 3071: 2680: 2454: 2302: 1944: 3614: 2855: 2459: 2211: 1370:"Fluid sources and overpressures within the central Cascadia Subduction Zone revealed by a warm, high-flux seafloor seep" 496: 17: 221:. The plate slipped an average of 20 meters (66 ft) along a fault rupture about 1,000 kilometers (620 miles) long. 3624: 3267: 3091: 2840: 2695: 1760: 1196: 1012: 984: 834: 1700:
Atwater, Brian F.; Musumi-Rokkaku, Satoko; Satake, Kenji; Tsuji, Yoshinobu; Ueda, Kazue; Yamaguchi, David K. (2015) .
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in Washington, and pockets of tree stumps that are now under the ocean surface and become exposed only at low tide.
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USGS Scientist Shows Evidence for 300-Year-Old Tsunami to Participants in International Tsunami Training Institute
3604: 3142: 3001: 2880: 2845: 2805: 2600: 2353: 2139: 1960: 1755: 1683: 1674: 700: 437: 3609: 3599: 3216: 3081: 3056: 2966: 2905: 2675: 2645: 2514: 2358: 2261: 2204: 2078: 1986: 1802: 1643: 956: 704: 641: 601: 66: 3260: 3147: 3086: 3026: 2720: 2655: 2625: 2615: 2575: 2534: 2429: 2368: 2227: 1661: 1347:"Warm liquid spewing from Oregon seafloor comes from Cascadia fault, could offer clues to earthquake hazards" 591: 489: 272: 1981: 1904: 2900: 2870: 2785: 2775: 2740: 2585: 2519: 2509: 460: 3234: 3157: 3076: 2981: 2925: 2875: 2860: 2835: 2815: 2800: 2770: 2755: 2750: 2735: 2705: 2610: 2554: 2549: 2504: 2469: 2363: 2297: 2287: 1680:
Fault slip and seismic moment of the 1700 Cascadia earthquake inferred from Japanese tsunami descriptions
1448: 1169:"Odds are about 1-in-3 that mega-earthquake will hit Pacific Northwest in next 50 years, scientists say" 3659: 3594: 3383: 3116: 3046: 2971: 2961: 2930: 2920: 2910: 2895: 2825: 2780: 2665: 2650: 2544: 2524: 2499: 2474: 2449: 2434: 2292: 2256: 2241: 2129: 2124: 2083: 2016: 811: 480: 2042: 1706:(Professional Paper). Professional Paper (in English and Japanese) (2nd ed.). USGS. p. 146. 103: 3495: 3240: 3066: 3041: 2946: 2690: 2670: 2635: 2570: 2348: 2144: 2088: 1934: 1924: 1919: 1862: 1821: 2185: 1699: 1491: 1464:"The Evolving Landscape of the Columbia River Gorge: Lewis and Clark and Cataclysms on the Columbia" 3465: 3106: 3051: 3031: 3021: 3016: 3011: 2976: 2915: 2890: 2820: 2765: 2605: 2444: 2322: 2317: 2251: 2175: 2134: 2047: 2001: 1929: 1909: 1836: 1679: 1099: 527: 449: 360: 194: 155: 2011: 1288:"Coastal Washington tribe creates higher ground by building tsunami tower, first of its type here" 785: 3228: 3101: 3006: 2956: 2885: 2700: 2620: 2494: 2479: 2464: 2180: 2149: 2119: 2057: 1939: 1914: 1883: 1857: 1826: 1688: 1168: 1164: 1139: 284: 1831: 639: 3568: 3132: 3096: 3061: 2996: 2951: 2865: 2830: 2810: 2795: 2790: 2745: 2725: 2660: 2640: 2630: 2529: 2489: 2343: 2327: 2109: 2093: 2037: 2032: 2006: 1996: 1976: 1888: 1878: 1852: 445: 198: 3470: 3137: 3111: 2991: 2986: 2590: 1991: 973:"Cascadia’s Locked Fault Means Massive Earthquake Is Due in Pacific Northwest: Seismologists" 932:"Earth will rip open like a zipper, expert says, when overdue Vancouver Island quake strikes" 616: 413: 202: 165: 1548: 292: 3373: 3343: 3319: 2165: 2114: 2052: 1707: 1592: 1381: 1228: 1053: 912:"Tsunamis and Earthquakes – Native American Legends of Tsunamis in Pacific NW – USGS PCMSC" 872: 740: 611: 1080: 888: 8: 855: 218: 1711: 1596: 1385: 1232: 1057: 876: 744: 3331: 1483: 1402: 1369: 1030: 756: 730: 484: 386:
stories from Vancouver Island's inner coast speak of a nighttime earthquake, causing a
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It was once conjectured that the Cascadia earthquake may also have been linked to the
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The orphan tsunami of 1700 – Japanese clues to a parent earthquake in North America
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The Orphan Tsunami of 1700 – Japanese Clues to a Parent Earthquake in North America
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had no known written documentation like that of the Japanese tsunami, but numerous
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A scenario of a magnitude 9.0 earthquake on the Cascadia subduction zone by the
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have at least one traditional story of an event of unmatched destructive power.
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legend of a large earthquake and ocean wave devastating their settlements at
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Many Native Americans killed or displaced by shaking or subsequent tsunami
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Cascadia Subduction Zone Earthquakes: A magnitude 9.0 earthquake scenario
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National Geophysical Data Center / World Data Service (NGDC/WDS) (1972),
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Japanese Shipwreck Adds To Evidence Of Great Cascadia Earthquake In 1700
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young woman named Anacla aq sop, who happened to be staying that day at
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inadequate even to withstand an event of the size of the magnitude 7.9
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Some of the stories contain temporal clues—such as a time estimate in
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Big earthquake coming sooner than we thought, Oregon geologist says
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quake. The Japanese records exist primarily in the modern-day
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which struck the west coast of North America and the coast of
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research has focused on a common regional pattern of art and
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Surviving a Tsunami – Lessons from Chile, Hawaii, and Japan
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The geological record reveals that great earthquakes with
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caused by the 1700 earthquake, exposed on the bank of the
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about every 500 years on average, often accompanied by
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Columbia Gorge Interpretive Center Museum Explorations
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A 2004 study revealed the potential for relative mean
3198: 691:; Yoshinobu, T.; Kazue, U.; Yamaguchi, D. K. (2005). 27:
Megathrust earthquake in the Pacific Northwest region
2409: 699:. U.S. Geological Survey Professional Paper 1707. 692: 1671:Native American Legends of Tsunamis in Pacific NW 1367: 3586: 1438: 925: 923: 921: 47: 1655: 1636:– The Cascadia Region Earthquake Workgroup 2005 1097: 1441:"Great Cascadia Earthquake Penrose Conference" 780: 414:great battle between a thunderbird and a whale 3268: 3184: 2395: 2212: 1787: 918: 1801: 1585:Journal of Geophysical Research: Solid Earth 1461: 1078: 251:Sandsheet thought to have resulted from the 3650:Megathrust earthquakes in the United States 1338: 996: 994: 776: 774: 772: 770: 3275: 3261: 3191: 3177: 2402: 2388: 2219: 2205: 1794: 1780: 1432: 2226: 1604: 1541: 1401: 267:The earthquake took place at about 21:00 104: 991: 929: 851: 849: 847: 845: 843: 767: 597:List of earthquakes in the United States 431: 423: 246: 238: 1523:(Fall-Winter 2009): 2–3. Archived from 1511: 1505: 1455: 582:1949 Queen Charlotte Islands earthquake 372:, located on the less-tsunami-impacted 197:on January 26, 1700, with an estimated 14: 3587: 1662:Native American Stories expand history 1578: 1549:"10,000 years of Cascadia earthquakes" 1344: 1046:Geological Society of America Bulletin 957:"Prepare for next tsunami, says chief" 635: 633: 298: 3256: 3172: 2383: 2200: 1775: 1253: 840: 803: 801: 560:Bridge of the Gods – Bonneville Slide 554:Bridge of the Gods – Bonneville Slide 1428:. Pacific Northwest Seismic Network. 1418: 726: 724: 677: 338: 3283:Early history of Oregon (1500–1806) 1462:O'Connor, Jim E. (September 2004). 630: 236:on the evening of 26 January 1700. 24: 1745: 1572: 1013:Indian Country Today Media Network 985:Indian Country Today Media Network 930:Meissner, Dirk (18 January 2015), 835:American Museum of Natural History 798: 643:Significant Earthquake Information 465:2011 Tƍhoku earthquake and tsunami 25: 3671: 3640:Earthquakes in Washington (state) 3200:Earthquakes in Washington (state) 1666:Pacific Northwest Seismic Network 1622: 1368:Brendan T. Philip (25 Jan 2023). 1254:Munro, Margaret (March 8, 2012). 721: 492:, let alone a more powerful one. 419: 3645:Megathrust earthquakes in Canada 3630:Earthquakes in the United States 3342: 2411:Earthquakes in the United States 1640:Tsunami Animation: Cascadia 1700 1098:Schulz, Kathryn (20 July 2015). 648:National Geophysical Data Center 587:Geology of the Pacific Northwest 577:1585 Aleutian Islands earthquake 46: 39: 3620:Earthquakes in British Columbia 1756:United States Geological Survey 1684:Journal of Geophysical Research 1675:United States Geological Survey 1439:Hill, Richard L. (2002-05-15). 1361: 1309: 1280: 1247: 1210: 1181: 1157: 1128: 1110: 1091: 1072: 1037: 1019: 966: 950: 701:United States Geological Survey 459:As seen in the 1700 quake, the 438:United States Geological Survey 390:that buried an entire village. 1644:Pacific Tsunami Warning Center 1345:Hickey, Hannah (10 Apr 2023). 1079:Yanev, Peter (27 March 2010). 904: 865:Seismological Research Letters 817: 705:University of Washington Press 665: 602:List of historical earthquakes 13: 1: 3655:Tsunamis in the United States 3379:Entering the Columbia by Gray 1142:. 24 May 2010. Archived from 623: 592:List of earthquakes in Canada 490:1906 San Francisco earthquake 345:indigenous groups of Cascadia 2313:1949 Queen Charlotte Islands 1656:Native and Japanese accounts 1512:Pringle, Patrick T. (2009). 1323:. 2022-11-02. Archived from 1294:. 2022-08-08. Archived from 1195:. 2009-04-19. Archived from 495:Kenneth Murphy, who directs 461:2004 Indian Ocean earthquake 307:), which show that several " 7: 3635:Natural disasters in Oregon 2063:1766 Southeastern Caribbean 1468:Oregon Historical Quarterly 1026:"Get ready for the Big One" 569: 428:Cascadia earthquake sources 262: 10: 3676: 3615:17th century in California 3384:Lewis and Clark Expedition 2283:1925 Charlevoix–Kamouraska 1627: 1426:"Cascadia Subduction Zone" 1292:Oregon Public Broadcasting 812:Oregon Public Broadcasting 3625:Earthquakes in California 3549: 3458: 3392: 3351: 3340: 3288: 3206: 3125: 3072:2018 Southern Appalachian 2939: 2563: 2417: 2336: 2270: 2234: 2158: 2102: 2071: 2025: 1969: 1953: 1897: 1871: 1845: 1809: 824:"Ghosts of Tsunamis Past" 448:8 or higher occur in the 283:, in communities such as 179: 171: 161: 151: 114: 98: 90: 72: 59: 35: 3466:William Robert Broughton 3364:1700 Cascadia earthquake 2460:1812 San Juan Capistrano 1803:18th-century earthquakes 1081:"Shake, Rattle, Seattle" 450:Cascadia subduction zone 243:Cascadia subduction zone 224:The earthquake caused a 195:Cascadia subduction zone 191:1700 Cascadia earthquake 156:Cascadia subduction zone 31:1700 Cascadia earthquake 3092:2020 Monte Cristo Range 2841:1986 North Palm Springs 2696:1948 Desert Hot Springs 1728:2027/osu.32435085226595 1165:Oregon State University 1140:Oregon State University 78:; 324 years ago 3605:1700 natural disasters 3559:Native peoples history 3143:2010–11 Guy-Greenbrier 2716:1957 Andreanof Islands 2540:1892 Vacaville–Winters 2485:1867 Manhattan, Kansas 1579:Melgar, Diego (2021). 1514:"The Bonneville slide" 1394:10.1126/sciadv.add6688 963:, Vol. 8, No. 9, 2009. 885:10.1785/gssrl.76.2.140 687:; Musumi-Rokkaku, S.; 441: 429: 259: 244: 3610:18th-century tsunamis 3600:1700 in North America 3471:Toussaint Charbonneau 3223:1946 Vancouver Island 3153:2009–present Oklahoma 3042:2014 Southeast Alaska 3037:2014 Aleutian Islands 2851:1987 Whittier Narrows 2761:1968 Borrego Mountain 2711:1954 Churchill County 2686:1946 Aleutian Islands 2681:1944 Cornwall–Massena 2581:1906 Aleutian Islands 2425:1585 Aleutian Islands 2308:1946 Vancouver Island 2303:1944 Cornwall–Massena 2278:1918 Vancouver Island 2228:Earthquakes in Canada 1945:1739 Yinchuan–Pingluo 1480:10.1353/ohq.2004.0043 617:Neskowin Ghost Forest 435: 427: 271:on January 26, 1700 ( 250: 242: 203:megathrust earthquake 76:January 26, 1700 3374:Vancouver Expedition 3002:2010 Baja California 2856:1987 Imperial Valley 2846:1986 Chalfant Valley 2806:1979 Imperial Valley 2601:1915 Pleasant Valley 2596:1915 Imperial Valley 2140:1786 Kangding-Luding 1606:10.1029/2021jb021822 1189:"Perilous Situation" 1100:"The Really Big One" 988:, December 16, 2014. 786:"The Really Big One" 612:Lists of earthquakes 257:Salmon River, Oregon 3217:1872 North Cascades 3082:2020 Salt Lake City 3027:2013 Port Alexander 2967:2006 Gulf of Mexico 2881:1992 Cape Mendocino 2646:1932 Cedar Mountain 2515:1872 North Cascades 2359:2010 Central Canada 2262:1872 North Cascades 2079:1770 Port-au-Prince 1987:1751 Port-au-Prince 1712:2015orts.book.....A 1597:2021JGRB..12621822M 1386:2023SciA....9D6688P 1327:on 10 February 2023 1298:on 10 February 2023 1268:on February 3, 2019 1233:2004GSAB..116..655L 1058:2003GSAB..115.1289W 1016:, November 6, 2012. 877:2005SeiRL..76..140L 814:, January 26, 2015. 745:1996Natur.379..246S 672:Atwater et al. 2005 299:Scientific research 289:Miyako (Kuwagasaki) 219:northern California 193:occurred along the 132: /  32: 18:Cascadia earthquake 3486:Captain James Cook 3359:Bridge of the Gods 3087:2020 Central Idaho 2906:1993 Klamath Falls 2721:1957 San Francisco 2676:1940 New Hampshire 2656:1934 Hansel Valley 2626:1925 Santa Barbara 2616:1921 Sevier Valley 2576:1906 San Francisco 2535:1892 Laguna Salada 2465:1812 Santa Barbara 2455:1811–12 New Madrid 2430:1638 New Hampshire 2084:1771 Great Yaeyama 1321:The New York Times 1124:. August 16, 2016. 1085:The New York Times 1031:The Globe and Mail 1006:2016-08-23 at the 978:2015-07-31 at the 829:2018-08-28 at the 442: 430: 260: 245: 213:, south along the 207:Juan de Fuca Plate 30: 3660:Tsunamis in Japan 3595:1700s earthquakes 3582: 3581: 3491:Sir Francis Drake 3450:Willamette Valley 3369:Nootka Convention 3315:Northwest Passage 3309:Columbia Rediviva 3250: 3249: 3166: 3165: 2901:1993 Scotts Mills 2871:1991 Sierra Madre 2786:1975 Near Islands 2776:1971 San Fernando 2741:1962 Cache Valley 2586:1909 Wabash River 2520:1882 Fort Collins 2510:1872 Owens Valley 2377: 2376: 2194: 2193: 1052:(10): 1289–1306. 1034:, April 22, 2011. 784:(July 20, 2015). 739:(6562): 246–249. 714:978-0-295-98535-0 528:Huu-ay-aht People 343:The contemporary 339:Cultural research 215:Pacific Northwest 187: 186: 16:(Redirected from 3667: 3541:George Vancouver 3521:Meriwether Lewis 3445:Willamette Falls 3346: 3327:Age of Discovery 3277: 3270: 3263: 3254: 3253: 3235:1965 Puget Sound 3193: 3186: 3179: 3170: 3169: 2982:2008 Chino Hills 2926:1999 Hector Mine 2876:1992 Joshua Tree 2861:1989 Loma Prieta 2836:1984 Morgan Hill 2816:1981 Westmorland 2801:1979 Coyote Lake 2756:1965 Puget Sound 2751:1965 Rat Islands 2736:1959 Hebgen Lake 2706:1952 Kern County 2611:1918 San Jacinto 2555:1899 San Jacinto 2550:1898 Mare Island 2470:1838 San Andreas 2404: 2397: 2390: 2381: 2380: 2364:2012 Haida Gwaii 2298:1935 Timiskaming 2288:1929 Grand Banks 2221: 2214: 2207: 2198: 2197: 1961:1746 Lima–Callao 1796: 1789: 1782: 1773: 1772: 1741: 1618: 1608: 1566: 1565: 1563: 1561: 1545: 1539: 1538: 1536: 1535: 1529: 1518: 1509: 1503: 1502: 1500: 1499: 1490:. Archived from 1459: 1453: 1452: 1447:. Archived from 1436: 1430: 1429: 1422: 1416: 1415: 1405: 1374:Science Advances 1365: 1359: 1358: 1356: 1354: 1342: 1336: 1335: 1333: 1332: 1313: 1307: 1306: 1304: 1303: 1284: 1278: 1277: 1275: 1273: 1264:. Archived from 1251: 1245: 1244: 1241:10.1130/B25369.1 1227:(5–6): 655–670. 1214: 1208: 1207: 1205: 1204: 1199:on 23 April 2009 1185: 1179: 1178: 1177:(Press release). 1167:(May 25, 2010). 1161: 1155: 1154: 1152: 1151: 1132: 1126: 1125: 1114: 1108: 1107: 1095: 1089: 1088: 1076: 1070: 1069: 1066:10.1130/b25189.1 1041: 1035: 1023: 1017: 998: 989: 970: 964: 954: 948: 947: 946: 944: 927: 916: 915: 908: 902: 901: 900: 899: 893: 887:, archived from 862: 853: 838: 821: 815: 805: 796: 795: 778: 765: 764: 753:10.1038/379246a0 728: 719: 718: 698: 681: 675: 669: 663: 662: 660:10.7289/V5TD9V7K 637: 607:List of tsunamis 537:Quillayute River 503:will be toast." 446:moment magnitude 305:dendrochronology 281:Iwate Prefecture 217:coast as far as 211:Vancouver Island 201:of 8.7–9.2. The 199:moment magnitude 147: 146: 144: 143: 142: 137: 133: 130: 129: 128: 125: 109: 86: 84: 79: 50: 49: 43: 33: 29: 21: 3675: 3674: 3670: 3669: 3668: 3666: 3665: 3664: 3585: 3584: 3583: 3578: 3569:Pioneer history 3564:History to 1806 3545: 3511:Joseph Ingraham 3506:Bruno de Heceta 3454: 3388: 3347: 3338: 3302:Lady Washington 3284: 3281: 3251: 3246: 3202: 3197: 3167: 3162: 3158:2019 Ridgecrest 3121: 3117:2024 New Jersey 3077:2019 Ridgecrest 3047:2014 South Napa 2972:2006 Kiholo Bay 2962:2003 San Simeon 2935: 2931:2000 Yountville 2921:1998 Pymatuning 2911:1994 Northridge 2896:1992 St. George 2826:1983 Borah Peak 2781:1973 Point Mugu 2771:1969 Santa Rosa 2731:1958 Lituya Bay 2666:1936 State Line 2651:1933 Long Beach 2559: 2545:1895 Charleston 2525:1886 Charleston 2500:1870 Charlevoix 2475:1857 Fort Tejon 2450:1783 New Jersey 2435:1663 Charlevoix 2413: 2408: 2378: 2373: 2354:2007–2008 Nazko 2332: 2293:1933 Baffin Bay 2266: 2257:1870 Charlevoix 2242:1663 Charlevoix 2230: 2225: 2195: 2190: 2154: 2130:1783 New Jersey 2098: 2067: 2021: 1982:1751 ConcepciĂłn 1965: 1949: 1905:1730 ValparaĂ­so 1893: 1867: 1841: 1805: 1800: 1748: 1746:Current hazards 1738: 1658: 1630: 1625: 1575: 1573:Further reading 1570: 1569: 1559: 1557: 1547: 1546: 1542: 1533: 1531: 1527: 1516: 1510: 1506: 1497: 1495: 1460: 1456: 1437: 1433: 1424: 1423: 1419: 1380:(4): eadd6688. 1366: 1362: 1352: 1350: 1343: 1339: 1330: 1328: 1315: 1314: 1310: 1301: 1299: 1286: 1285: 1281: 1271: 1269: 1252: 1248: 1215: 1211: 1202: 1200: 1187: 1186: 1182: 1162: 1158: 1149: 1147: 1134: 1133: 1129: 1116: 1115: 1111: 1096: 1092: 1087:. p. WK11. 1077: 1073: 1042: 1038: 1024: 1020: 1008:Wayback Machine 999: 992: 980:Wayback Machine 971: 967: 955: 951: 942: 940: 928: 919: 910: 909: 905: 897: 895: 891: 860: 854: 841: 831:Wayback Machine 822: 818: 806: 799: 779: 768: 729: 722: 715: 682: 678: 670: 666: 638: 631: 626: 621: 572: 556: 422: 349:oral traditions 341: 301: 265: 140: 138: 134: 131: 126: 123: 121: 119: 118: 108: 94:circa 21:00 PST 91:Local time 82: 80: 77: 73:Local date 55: 54: 53: 52: 51: 28: 23: 22: 15: 12: 11: 5: 3673: 3663: 3662: 3657: 3652: 3647: 3642: 3637: 3632: 3627: 3622: 3617: 3612: 3607: 3602: 3597: 3580: 3579: 3577: 3576: 3574:Modern history 3571: 3566: 3561: 3555: 3553: 3551:Oregon history 3547: 3546: 3544: 3543: 3538: 3533: 3528: 3523: 3518: 3513: 3508: 3503: 3501:Robert Haswell 3498: 3493: 3488: 3483: 3481:Chief Comcomly 3478: 3473: 3468: 3462: 3460: 3456: 3455: 3453: 3452: 3447: 3442: 3437: 3432: 3427: 3422: 3420:Columbia River 3417: 3412: 3407: 3405:Clatsop Plains 3402: 3396: 3394: 3390: 3389: 3387: 3386: 3381: 3376: 3371: 3366: 3361: 3355: 3353: 3349: 3348: 3341: 3339: 3337: 3336: 3329: 3324: 3317: 3312: 3305: 3298: 3292: 3290: 3286: 3285: 3280: 3279: 3272: 3265: 3257: 3248: 3247: 3245: 3244: 3241:2001 Nisqually 3238: 3232: 3226: 3220: 3214: 3207: 3204: 3203: 3196: 3195: 3188: 3181: 3173: 3164: 3163: 3161: 3160: 3155: 3150: 3145: 3140: 3135: 3129: 3127: 3123: 3122: 3120: 3119: 3114: 3109: 3104: 3099: 3094: 3089: 3084: 3079: 3074: 3069: 3067:2018 Anchorage 3064: 3059: 3054: 3049: 3044: 3039: 3034: 3029: 3024: 3019: 3014: 3009: 3004: 2999: 2994: 2989: 2984: 2979: 2974: 2969: 2964: 2959: 2954: 2949: 2947:2001 Nisqually 2943: 2941: 2937: 2936: 2934: 2933: 2928: 2923: 2918: 2913: 2908: 2903: 2898: 2893: 2888: 2883: 2878: 2873: 2868: 2863: 2858: 2853: 2848: 2843: 2838: 2833: 2828: 2823: 2818: 2813: 2808: 2803: 2798: 2793: 2788: 2783: 2778: 2773: 2768: 2763: 2758: 2753: 2748: 2743: 2738: 2733: 2728: 2723: 2718: 2713: 2708: 2703: 2698: 2693: 2691:1947 Wisconsin 2688: 2683: 2678: 2673: 2671:1940 El Centro 2668: 2663: 2658: 2653: 2648: 2643: 2638: 2636:1931 Valentine 2633: 2628: 2623: 2618: 2613: 2608: 2603: 2598: 2593: 2588: 2583: 2578: 2573: 2571:1901 Richfield 2567: 2565: 2561: 2560: 2558: 2557: 2552: 2547: 2542: 2537: 2532: 2527: 2522: 2517: 2512: 2507: 2502: 2497: 2492: 2487: 2482: 2477: 2472: 2467: 2462: 2457: 2452: 2447: 2442: 2437: 2432: 2427: 2421: 2419: 2415: 2414: 2407: 2406: 2399: 2392: 2384: 2375: 2374: 2372: 2371: 2366: 2361: 2356: 2351: 2349:2001 Nisqually 2346: 2340: 2338: 2334: 2333: 2331: 2330: 2325: 2320: 2315: 2310: 2305: 2300: 2295: 2290: 2285: 2280: 2274: 2272: 2268: 2267: 2265: 2264: 2259: 2254: 2249: 2244: 2238: 2236: 2232: 2231: 2224: 2223: 2216: 2209: 2201: 2192: 2191: 2189: 2188: 2183: 2178: 2173: 2168: 2162: 2160: 2156: 2155: 2153: 2152: 2147: 2145:1787 New Spain 2142: 2137: 2132: 2127: 2125:1783 Calabrian 2122: 2117: 2112: 2106: 2104: 2100: 2099: 2097: 2096: 2091: 2089:1773 Guatemala 2086: 2081: 2075: 2073: 2069: 2068: 2066: 2065: 2060: 2055: 2050: 2045: 2040: 2035: 2029: 2027: 2023: 2022: 2020: 2019: 2017:1759 Near East 2014: 2009: 2004: 1999: 1994: 1989: 1984: 1979: 1973: 1971: 1967: 1966: 1964: 1963: 1957: 1955: 1951: 1950: 1948: 1947: 1942: 1937: 1935:1738 Dangjiang 1932: 1927: 1925:1737 Kamchatka 1922: 1920:1733 Dongchuan 1917: 1912: 1907: 1901: 1899: 1895: 1894: 1892: 1891: 1886: 1881: 1875: 1873: 1869: 1868: 1866: 1865: 1863:1717 Guatemala 1860: 1855: 1849: 1847: 1843: 1842: 1840: 1839: 1834: 1829: 1824: 1819: 1813: 1811: 1807: 1806: 1799: 1798: 1791: 1784: 1776: 1770: 1769: 1758: 1747: 1744: 1743: 1742: 1736: 1720:10.3133/pp1707 1697: 1686: 1677: 1668: 1657: 1654: 1653: 1652: 1646: 1637: 1629: 1626: 1624: 1623:External links 1621: 1620: 1619: 1574: 1571: 1568: 1567: 1540: 1504: 1474:(3): 390–421. 1454: 1451:on 2008-10-24. 1431: 1417: 1360: 1337: 1308: 1279: 1246: 1209: 1180: 1156: 1146:on 27 May 2010 1127: 1109: 1104:The New Yorker 1090: 1071: 1036: 1018: 990: 965: 949: 917: 903: 871:(2): 140–148, 839: 816: 797: 791:The New Yorker 782:Kathryn Schulz 766: 720: 713: 685:Atwater, B. F. 676: 664: 628: 627: 625: 622: 620: 619: 614: 609: 604: 599: 594: 589: 584: 579: 573: 571: 568: 555: 552: 545:Pythia's Oasis 512:sea level rise 421: 420:Future threats 418: 340: 337: 300: 297: 264: 261: 185: 184: 181: 177: 176: 173: 169: 168: 163: 159: 158: 153: 149: 148: 116: 112: 111: 106: 100: 96: 95: 92: 88: 87: 74: 70: 69: 64: 57: 56: 45: 44: 38: 37: 36: 26: 9: 6: 4: 3: 2: 3672: 3661: 3658: 3656: 3653: 3651: 3648: 3646: 3643: 3641: 3638: 3636: 3633: 3631: 3628: 3626: 3623: 3621: 3618: 3616: 3613: 3611: 3608: 3606: 3603: 3601: 3598: 3596: 3593: 3592: 3590: 3575: 3572: 3570: 3567: 3565: 3562: 3560: 3557: 3556: 3554: 3552: 3548: 3542: 3539: 3537: 3534: 3532: 3529: 3527: 3524: 3522: 3519: 3517: 3516:John Kendrick 3514: 3512: 3509: 3507: 3504: 3502: 3499: 3497: 3494: 3492: 3489: 3487: 3484: 3482: 3479: 3477: 3476:William Clark 3474: 3472: 3469: 3467: 3464: 3463: 3461: 3457: 3451: 3448: 3446: 3443: 3441: 3440:Sauvie Island 3438: 3436: 3433: 3431: 3428: 3426: 3423: 3421: 3418: 3416: 3413: 3411: 3408: 3406: 3403: 3401: 3398: 3397: 3395: 3391: 3385: 3382: 3380: 3377: 3375: 3372: 3370: 3367: 3365: 3362: 3360: 3357: 3356: 3354: 3350: 3345: 3335: 3334: 3330: 3328: 3325: 3323: 3322: 3318: 3316: 3313: 3311: 3310: 3306: 3304: 3303: 3299: 3297: 3294: 3293: 3291: 3287: 3278: 3273: 3271: 3266: 3264: 3259: 3258: 3255: 3242: 3239: 3236: 3233: 3230: 3227: 3224: 3221: 3218: 3215: 3212: 3211:1700 Cascadia 3209: 3208: 3205: 3201: 3194: 3189: 3187: 3182: 3180: 3175: 3174: 3171: 3159: 3156: 3154: 3151: 3149: 3146: 3144: 3141: 3139: 3136: 3134: 3131: 3130: 3128: 3124: 3118: 3115: 3113: 3110: 3108: 3107:2022 Ferndale 3105: 3103: 3100: 3098: 3095: 3093: 3090: 3088: 3085: 3083: 3080: 3078: 3075: 3073: 3070: 3068: 3065: 3063: 3060: 3058: 3055: 3053: 3052:2016 Oklahoma 3050: 3048: 3045: 3043: 3040: 3038: 3035: 3033: 3032:2014 La Habra 3030: 3028: 3025: 3023: 3022:2011 Oklahoma 3020: 3018: 3017:2011 Virginia 3015: 3013: 3012:2011 Colorado 3010: 3008: 3005: 3003: 3000: 2998: 2995: 2993: 2990: 2988: 2985: 2983: 2980: 2978: 2977:2008 Illinois 2975: 2973: 2970: 2968: 2965: 2963: 2960: 2958: 2955: 2953: 2950: 2948: 2945: 2944: 2942: 2938: 2932: 2929: 2927: 2924: 2922: 2919: 2917: 2916:1995 Marathon 2914: 2912: 2909: 2907: 2904: 2902: 2899: 2897: 2894: 2892: 2891:1992 Big Bear 2889: 2887: 2884: 2882: 2879: 2877: 2874: 2872: 2869: 2867: 2864: 2862: 2859: 2857: 2854: 2852: 2849: 2847: 2844: 2842: 2839: 2837: 2834: 2832: 2829: 2827: 2824: 2822: 2821:1983 Coalinga 2819: 2817: 2814: 2812: 2809: 2807: 2804: 2802: 2799: 2797: 2794: 2792: 2789: 2787: 2784: 2782: 2779: 2777: 2774: 2772: 2769: 2767: 2766:1968 Illinois 2764: 2762: 2759: 2757: 2754: 2752: 2749: 2747: 2744: 2742: 2739: 2737: 2734: 2732: 2729: 2727: 2724: 2722: 2719: 2717: 2714: 2712: 2709: 2707: 2704: 2702: 2699: 2697: 2694: 2692: 2689: 2687: 2684: 2682: 2679: 2677: 2674: 2672: 2669: 2667: 2664: 2662: 2659: 2657: 2654: 2652: 2649: 2647: 2644: 2642: 2639: 2637: 2634: 2632: 2629: 2627: 2624: 2622: 2619: 2617: 2614: 2612: 2609: 2607: 2606:1916 Irondale 2604: 2602: 2599: 2597: 2594: 2592: 2589: 2587: 2584: 2582: 2579: 2577: 2574: 2572: 2569: 2568: 2566: 2562: 2556: 2553: 2551: 2548: 2546: 2543: 2541: 2538: 2536: 2533: 2531: 2528: 2526: 2523: 2521: 2518: 2516: 2513: 2511: 2508: 2506: 2503: 2501: 2498: 2496: 2493: 2491: 2488: 2486: 2483: 2481: 2478: 2476: 2473: 2471: 2468: 2466: 2463: 2461: 2458: 2456: 2453: 2451: 2448: 2446: 2445:1755 Cape Ann 2443: 2441: 2440:1700 Cascadia 2438: 2436: 2433: 2431: 2428: 2426: 2423: 2422: 2420: 2416: 2412: 2405: 2400: 2398: 2393: 2391: 2386: 2385: 2382: 2370: 2367: 2365: 2362: 2360: 2357: 2355: 2352: 2350: 2347: 2345: 2342: 2341: 2339: 2335: 2329: 2326: 2324: 2323:1988 Saguenay 2321: 2319: 2316: 2314: 2311: 2309: 2306: 2304: 2301: 2299: 2296: 2294: 2291: 2289: 2286: 2284: 2281: 2279: 2276: 2275: 2273: 2269: 2263: 2260: 2258: 2255: 2253: 2252:1732 Montreal 2250: 2248: 2247:1700 Cascadia 2245: 2243: 2240: 2239: 2237: 2233: 2229: 2222: 2217: 2215: 2210: 2208: 2203: 2202: 2199: 2187: 2184: 2182: 2179: 2177: 2176:1797 Riobamba 2174: 2172: 2169: 2167: 2164: 2163: 2161: 2157: 2151: 2148: 2146: 2143: 2141: 2138: 2136: 2135:1784 Erzincan 2133: 2131: 2128: 2126: 2123: 2121: 2118: 2116: 2113: 2111: 2108: 2107: 2105: 2101: 2095: 2092: 2090: 2087: 2085: 2082: 2080: 2077: 2076: 2074: 2070: 2064: 2061: 2059: 2056: 2054: 2051: 2049: 2048:1766 Istanbul 2046: 2044: 2041: 2039: 2036: 2034: 2031: 2030: 2028: 2024: 2018: 2015: 2013: 2010: 2008: 2005: 2003: 2002:1755 Cape Ann 2000: 1998: 1995: 1993: 1990: 1988: 1985: 1983: 1980: 1978: 1975: 1974: 1972: 1968: 1962: 1959: 1958: 1956: 1952: 1946: 1943: 1941: 1938: 1936: 1933: 1931: 1930:1737 Valdivia 1928: 1926: 1923: 1921: 1918: 1916: 1913: 1911: 1910:1732 Montreal 1908: 1906: 1903: 1902: 1900: 1896: 1890: 1887: 1885: 1882: 1880: 1877: 1876: 1874: 1870: 1864: 1861: 1859: 1856: 1854: 1851: 1850: 1848: 1844: 1838: 1837:1709 Zhongwei 1835: 1833: 1830: 1828: 1825: 1823: 1822:1703 Apennine 1820: 1818: 1817:1700 Cascadia 1815: 1814: 1812: 1808: 1804: 1797: 1792: 1790: 1785: 1783: 1778: 1777: 1774: 1768: 1767: 1766:The Oregonian 1762: 1759: 1757: 1753: 1750: 1749: 1739: 1737:9780295985350 1733: 1729: 1725: 1721: 1717: 1713: 1709: 1705: 1704: 1698: 1696: 1695: 1690: 1687: 1685: 1681: 1678: 1676: 1672: 1669: 1667: 1663: 1660: 1659: 1650: 1647: 1645: 1641: 1638: 1635: 1632: 1631: 1616: 1612: 1607: 1602: 1598: 1594: 1590: 1586: 1582: 1577: 1576: 1556: 1555: 1554:The Oregonian 1550: 1544: 1530:on 2018-01-05 1526: 1522: 1515: 1508: 1494:on 2009-03-28 1493: 1489: 1485: 1481: 1477: 1473: 1469: 1465: 1458: 1450: 1446: 1445:The Oregonian 1442: 1435: 1427: 1421: 1413: 1409: 1404: 1399: 1395: 1391: 1387: 1383: 1379: 1375: 1371: 1364: 1348: 1341: 1326: 1322: 1318: 1312: 1297: 1293: 1289: 1283: 1267: 1263: 1262: 1261:Vancouver Sun 1257: 1250: 1242: 1238: 1234: 1230: 1226: 1222: 1221: 1213: 1198: 1194: 1193:The Oregonian 1190: 1184: 1176: 1175: 1170: 1166: 1160: 1145: 1141: 1137: 1131: 1123: 1119: 1113: 1105: 1101: 1094: 1086: 1082: 1075: 1067: 1063: 1059: 1055: 1051: 1047: 1040: 1033: 1032: 1027: 1022: 1015: 1014: 1009: 1005: 1002: 997: 995: 987: 986: 981: 977: 974: 969: 962: 958: 953: 939: 938: 933: 926: 924: 922: 913: 907: 894:on 2015-07-24 890: 886: 882: 878: 874: 870: 866: 859: 852: 850: 848: 846: 844: 836: 832: 828: 825: 820: 813: 809: 804: 802: 793: 792: 787: 783: 777: 775: 773: 771: 762: 758: 754: 750: 746: 742: 738: 734: 727: 725: 716: 710: 706: 702: 697: 696: 690: 686: 680: 673: 668: 661: 657: 653: 649: 645: 644: 636: 634: 629: 618: 615: 613: 610: 608: 605: 603: 600: 598: 595: 593: 590: 588: 585: 583: 580: 578: 575: 574: 567: 565: 561: 551: 548: 546: 540: 538: 534: 529: 523: 521: 517: 513: 508: 504: 502: 498: 493: 491: 486: 482: 478: 474: 470: 466: 462: 457: 455: 451: 447: 439: 434: 426: 417: 415: 411: 407: 403: 401: 397: 393: 389: 385: 381: 380:Kwakwaka'wakw 377: 375: 374:Barkley Sound 371: 366: 362: 358: 353: 350: 346: 336: 334: 328: 326: 325:Copalis River 322: 318: 314: 310: 309:ghost forests 306: 296: 294: 290: 286: 282: 278: 274: 270: 258: 254: 249: 241: 237: 235: 231: 227: 222: 220: 216: 212: 208: 205:involved the 204: 200: 196: 192: 182: 178: 174: 170: 167: 164: 160: 157: 154: 150: 145: 117: 113: 110: 101: 97: 93: 89: 75: 71: 68: 65: 63: 58: 42: 34: 19: 3435:Nootka Sound 3430:Mount Mazama 3425:Fort Clatsop 3415:Columbia Bar 3410:Clatsop Spit 3400:Celilo Falls 3363: 3332: 3320: 3307: 3300: 3229:1949 Olympia 3210: 3148:2012 Brawley 3102:2021 Chignik 3007:2010 Indiana 2957:2003 Alabama 2940:21st century 2886:1992 Landers 2701:1949 Olympia 2621:1925 Montana 2564:20th century 2495:1868 Hayward 2480:1865 Memphis 2439: 2337:21st Century 2318:1985 Nahanni 2271:20th Century 2246: 2181:1797 Sumatra 2150:1787 Boricua 2120:1782 Mendoza 2058:1766 Marmara 2043:1763 KomĂĄrom 1940:1738 Vrancea 1915:1732 Irpinia 1884:1722 Algarve 1858:1716 Algiers 1827:1703 Genroku 1816: 1764: 1702: 1694:ScienceDaily 1692: 1588: 1584: 1558:. 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Retrieved 1144:the original 1130: 1122:The Atlantic 1121: 1112: 1103: 1093: 1084: 1074: 1049: 1045: 1039: 1029: 1021: 1011: 983: 968: 960: 952: 941:, retrieved 937:Toronto Star 935: 906: 896:, retrieved 889:the original 868: 864: 819: 789: 736: 732: 694: 679: 674:, p. 98 667: 646:(Data Set), 642: 557: 549: 541: 524: 509: 505: 501:Interstate 5 494: 458: 443: 412:depicting a 406:Ethnographic 404: 378: 354: 342: 329: 302: 266: 234:Pacific Time 223: 190: 188: 3526:John Meares 3496:Robert Gray 3219:(6.5 – 7.0) 3213:(8.7 – 9.2) 3097:2020 Sparta 3062:2018 Hawaii 3057:2018 Alaska 2997:2010 Eureka 2952:2002 Denali 2866:1990 Upland 2831:1983 Kaoiki 2811:1980 Eureka 2796:1975 Hawaii 2791:1975 Morris 2746:1964 Alaska 2726:1958 Huslia 2661:1935 Helena 2641:1932 Eureka 2631:1927 Lompoc 2530:1887 Sonora 2505:1871 LānaÊ»i 2490:1868 Hawaii 2344:2000 Kipawa 2328:1989 Ungava 2186:1799 VendĂ©e 2110:1780 Tabriz 2094:1778 Kashan 2038:1762 Arakan 2033:1761 Lisbon 2007:1755 Meknes 1997:1755 Lisbon 1977:1751 Takada 1889:1727 Tabriz 1879:1721 Tabriz 1853:1714 Bhutan 1272:January 27, 961:Raven's Eye 365:Pachena Bay 357:generations 285:Tsugaruishi 277:Pacific Rim 139: / 3589:Categories 3133:2001 Enola 3112:2023 Texas 2992:2008 Wells 2418:Historical 2369:2013 Craig 2235:Historical 2171:1792 Unzen 2012:1756 DĂŒren 1992:1754 Cairo 1534:2012-02-03 1498:2009-09-07 1331:2023-02-10 1302:2023-02-10 1203:2009-05-12 1150:2010-05-24 943:19 January 898:2015-07-24 689:Satake, K. 624:References 564:Tseax Cone 463:, and the 400:Hood Canal 361:Huu-ay-aht 333:landslides 321:Washington 180:Casualties 166:Megathrust 136:45°N 125°W 83:1700-01-26 3536:Sacagawea 3321:Discovery 3296:Fur trade 3138:2008 Reno 2987:2008 Reno 2591:1914 Reno 2166:1790 Oran 2115:1780 Java 2053:1766 Cuba 1832:1707 Hƍei 1615:2169-9313 1488:131976728 1349:. 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Index

Cascadia earthquake
1700 Cascadia earthquake is located in North America
ANSS
ComCat
Mw
45°N 125°W / 45°N 125°W / 45; -125
Cascadia subduction zone
Megathrust
Cascadia subduction zone
moment magnitude
megathrust earthquake
Juan de Fuca Plate
Vancouver Island
Pacific Northwest
northern California
tsunami
Japan
Pacific Time


tsunami
Salmon River, Oregon
PT
NS
Pacific Rim
Iwate Prefecture
Tsugaruishi
Miyako (Kuwagasaki)
ƌtsuchi
dendrochronology

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