Knowledge (XXG)

2018 Anchorage earthquake

Source 📝

618: 29: 379:. A fault dipping at 29° towards the east gives the best match to the observed seismic waveforms. The depth and mechanism are consistent with faulting within the down-going Pacific Plate. This implies that the earthquake was an intraslab earthquake within that plate, rather than at the plate boundary between the Pacific and North American Plates beneath the Anchorage area. This is a different mechanism than megathrust faults in the region, which do occur on the plate boundary itself. This faulting in the Pacific Plate is caused by downward bending while the plate is being forced under Alaska. 388: 512: 396: 726: 464: 48: 257: 551: 604: 55: 403:
Over 80 aftershocks of various magnitudes were recorded throughout the day, with at least three having magnitudes greater than 5.0. By December 3, 170 aftershocks with a magnitude over 3.0 had been noted. Two more aftershocks hit on February 6, the first with a magnitude of 4.1, and the second coming
534:
Significant damage was also done to roads in the Mat-Su. Among the most heavily damaged roads were the Palmer-Wasilla Highway, Pittman Road, Point MacKenzie Road and Vine Road. Suffering the worst damage was Vine Road, a section of which buckled and became impassable. In addition, Matanuska Electric
503:
were also heavily damaged. Colony Middle School suffered damage to ceiling tiles, water pipes, and lights and was being evaluated for structural damage. During the earthquake, a student suffered a broken wrist, and a custodian was injured by breaking glass at area schools. Several branches in the
416:
was reported. There were no fatalities, but at least 117 people were injured, mostly for minor injuries such as cuts, bruises or anxiety. Some suffered broken bones, and one resident suffered serious smoke inhalation while trying to put out a post-quake fire at his home. The
1598:
Hassan, W. M., Thornley J., Rodgers, J., and Motter, C. “EERI Field Earthquake Reconnaissance: M7.1 Anchorage, Alaska Earthquake on November 30, 2018,” Earthquake Engineering Research Institute (EERI), Learning From Earthquakes (LFE) Report, Oakland, CA, 2021,
1570:
West, Michael E.; Bender, Adrian; Gardine, Matthew; Gardine, Lea; Gately, Kara; Haeussler, Peter; Hassan, Wael; Meyer, Franz; Richards, Cole; Ruppert, Natalia; Tape, Carl; Thornley, John; Witter, Rob (2019), "The 30 November 2018 Mw 7.1 Anchorage Earthquake",
584:, ended service for the day following the earthquake. The city announced that regular bus service would resume the following day, and would be free of charge for the two days following the earthquake to help city residents get around on damaged roads. 347:, with a magnitude of 9.2, was the largest earthquake in American history and the second largest to ever be recorded anywhere in the world. Though earthquakes are common in Alaska, they often occur out at sea. This earthquake is more similar to the 531:, was severely damaged, and students were forced to merge with their high school for the remainder of the year. Five other Mat-Su schools took over a week to reopen. Colony Middle School students were the last to return to learning. 288:, and occurred at a depth of 29 miles (47 km). It was followed six minutes later by a magnitude 5.7 aftershock centered 2.5 miles (4.0 km) north-northwest of the municipality. The earthquake could be felt as far away as 591:
moved quickly to inspect bridges and begin road repairs. Despite not normally paving during winter, area asphalt plants were restarted and within days sufficient repairs were made to reopen several heavily damaged roads.
504:
Anchorage Public Library system sustained damage. Numerous books were knocked off the shelves, which took days to clean up. Structural damage was noted in some locations. In the Anchorage community of
2456: 2147: 588: 491:(UAA) campus, flooded due to broken fire sprinkler pipes. Several trophy cases were also damaged. UAA's older Wells Fargo Sports Complex suffered similar damage. In South Anchorage, 1441: 538:
Overall, damage in Anchorage was estimated to be at least US$ 30 million, including $ 10 million to repair pipes, and $ 10 million in public facilities. Damage estimates to the
1256: 2939: 1337: 1389: 1510: 1131: 1158: 1973: 671: 2140: 1104: 2898: 1363: 1658: 452:
to area streets collapsed, as well as the surrounding hillside. A driver in an SUV who was on the section of destroyed highway was stranded, but uninjured. The
1046: 740: 2944: 1600: 413: 339:. Near Anchorage, the plates are converging at a rate of 57 mm per year. The region has experienced severe earthquakes in the past, including several 2476: 2029: 2133: 1415: 524: 1189: 2156: 1309: 641: 418: 2285: 47: 1849: 1215: 982: 2949: 1237: 2426: 2200: 1621: 2817: 1858: 508:, at least one home collapsed during the earthquake. One man in the home, whose spouse was at work, was able to escape with several pets. 460:
shut the system down as a precaution; however, they reported that there was no known damage to the pipeline and it later resumed service.
429: 960: 2601: 2205: 1966: 559: 2837: 2586: 2441: 79: 703: 2461: 2230: 2017: 1832: 1826: 1651: 1466: 1286: 570: 456:
had to suspend all operations due to severe damage at their operations center and unknown condition of tracks. The operators of the
212: 580:
likewise declared a state of emergency for his city, and requested both state and federal assistance. The local public bus system,
2782: 2596: 2506: 2431: 2341: 2326: 2170: 2071: 2011: 2005: 1993: 1820: 1734: 1264: 93: 28: 2888: 2747: 2626: 2591: 2551: 2346: 1805: 769: 296: 153: 2934: 2827: 2802: 2712: 2651: 2421: 2391: 2260: 2089: 1959: 1907: 1705: 1541: 646: 488: 1518: 1135: 1018: 2832: 2772: 2466: 2401: 2371: 2361: 2321: 2280: 2175: 2065: 1982: 1601:
http://www.learningfromearthquakes.org/2018-11-30-anchorage-alaska/index.php?option=com_content&view=article&id=72
636: 500: 1492: 681: 404:
23 minutes later with a magnitude of 3.7. Aftershocks were expected to continue for around 300 days after the mainshock.
2646: 2616: 2531: 2521: 2486: 2331: 2265: 2255: 2047: 1999: 1687: 1644: 457: 2250: 2903: 2822: 2727: 2671: 2621: 2606: 2581: 2561: 2546: 2516: 2501: 2496: 2481: 2451: 2356: 2300: 2295: 2215: 2083: 2053: 2041: 1788: 1673: 1670: 1667: 1627: 631: 563: 433: 2862: 2792: 2717: 2707: 2676: 2666: 2656: 2641: 2571: 2526: 2411: 2396: 2290: 2270: 2245: 2220: 2195: 2180: 1940: 1890: 1393: 449: 68: 2924: 2787: 2692: 2436: 2416: 2381: 2316: 2077: 1884: 1699: 539: 496: 348: 2852: 2797: 2777: 2767: 2762: 2757: 2722: 2661: 2636: 2566: 2511: 2351: 2190: 2185: 581: 520: 424:
Landings at three airports were temporarily affected by the earthquake: the Ted Stevens International Airport,
269: 231: 128: 448:
was damaged to the point where officials stated it would likely take a long time to repair. A ramp connecting
2929: 2847: 2752: 2702: 2631: 2446: 2366: 2240: 2225: 2210: 2113: 2107: 2101: 1722: 387: 281: 535:
Association reported that 46,000 customers were left without electricity immediately after the earthquake.
2878: 2842: 2807: 2742: 2697: 2611: 2576: 2556: 2541: 2536: 2491: 2471: 2406: 2386: 2376: 2275: 2235: 2059: 2035: 2023: 1754: 1728: 505: 484: 368: 344: 932: 821: 765: 2883: 2857: 2737: 2732: 2336: 1878: 1814: 1771: 623: 511: 340: 463: 2893: 1693: 1314: 1163: 1051: 1023: 336: 395: 1109: 277: 495:
had ceiling tiles and other debris littering the floor throughout the campus. Most schools in the
1588: 1078: 937: 492: 356: 352: 1617: 256: 85: 98: 476: 437: 289: 285: 273: 1580: 799: 265: 117: 1631: 1000: 849: 577: 528: 453: 376: 372: 324: 312: 304: 188: 300: 909: 794: 2918: 1592: 609: 445: 441: 425: 328: 34: 961:"More than 80 aftershocks have hit Southcentral Alaska since Friday morning's quake" 880: 2125: 1105:"'Major' damage to Anchorage area after severe 7.0-magnitude earthquake in Alaska" 550: 444:
were knocked down, bringing traffic to a halt. Many roads were also damaged. The
1364:"Colony Middle School students return to school after November 30th earthquake" 1047:"Earthquake-damaged Mat-Su school to remain closed the rest of the school year" 741:"Earthquake-damaged Mat-Su school to remain closed the rest of the school year" 599: 332: 308: 1216:"Injuries, road damage and gas leaks reported in Mat-Su after 7.0 earthquake" 168: 155: 1416:"City of Anchorage estimates $ 30 million and counting in earthquake damage" 1636: 1442:"Anchorage School District earthquake damage could approach $ 50 million" 1951: 1338:"Mat-Su District: One school may not be re-opened this year after quake" 1190:"Anchorage schools, many Mat-Su schools to be closed Monday and Tuesday" 499:
suffered damage. Along with Dimond High, Colony Middle, Colony High and
1584: 1341: 1019:"Large earthquake strikes Southcentral Alaska; tsunami warnings issued" 558:
A federal disaster was declared shortly after the earthquake and the
198: 1493:"Updated: major earthquake damages buildings and roads in Anchorage" 1103:
Falsey, Jeannette; Berman, Mark; Fritz, Angela (November 30, 2018).
1310:"Eagle River couple feels lucky after home collapses in earthquake" 933:"Earthquake Shreds Highways and Sows Panic in South Central Alaska" 1257:"ASD assesses few injuries, extensive damage at Anchorage schools" 549: 510: 462: 394: 386: 255: 931:
Hillman, Anne; Healy, Jack; Fountain, Henry (November 30, 2018).
566:
at Joint Base Elmendorf-Richardson to conduct relief operations.
1514: 1260: 822:"M 5.7 – 4km NNW of Anchorage, Alaska 2018-11-30 17:35:37 (UTC)" 676: 483:) was heavily damaged, but the channel remained on the air. The 472: 2129: 1955: 1640: 412:
Severe damage to several buildings and a highway overpass near
1542:"How Alaska fixed its earthquake-shattered roads in just days" 795:"Powerful quakes buckle Alaska roads, trigger tsunami warning" 573:
said "It's been a 7.2 earthquake, but our response was a 10."
480: 371:
using a centroid moment tensor inversion of the W-phase. The
850:"The Latest: Scientists describe fault where quake happened" 527:
reported that Houston Middle School, located in the town of
1159:"Alaska Airlines Center gym floor flooded after earthquake" 589:
Alaska Department of Transportation and Public Facilities
1613: 1079:"7.0 Alaska quake damages roads, brings scenes of chaos" 983:"2 more aftershocks strike Anchorage within a half-hour" 1467:"Federal disaster declared for Southcentral earthquake" 672:"Nov. 30 Southcentral quake's magnitude revised to 7.1" 391:
Magnitude of 2018 Anchorage earthquake and aftershocks.
1390:"FRIDAY THE 30TH: Massive earthquake rocks the Valley" 1336:
Horazdovsky, Kortnie; Burke, Jill (December 3, 2018).
436:
reported major infrastructure damage across the city.
303:, 42 miles (68 km) northeast of Anchorage—issued 1930:
indicates earthquake resulting in at least 30 deaths
912:. United States Geological Survey. November 30, 2018 881:"Alaska earthquake: Anchorage rocked by 7.0 tremors" 2871: 2685: 2309: 2163: 1900: 1871: 1842: 1798: 1781: 1764: 1747: 1715: 1680: 708:, Geotechnical Extreme Events Reconnaissance (GEER) 246: 238: 225: 204: 194: 184: 147: 139: 123: 112: 104: 91: 78: 67: 554:An office in Anchorage in disarray after the quake 1255:Ballard, Shannon; Vigil, Joe (December 1, 2018). 399:Map of 2018 Anchorage earthquake and aftershocks. 54: 793:D'Oro, Rachel; Joling, Dan (November 30, 2018). 323:Southern Alaska lies at the eastern end of the 1936:indicates the deadliest earthquake of the year 2141: 1967: 1652: 1511:"7.0 magnitude earthquake rocks Southcentral" 1132:"7.0 magnitude earthquake rocks Southcentral" 367:The earthquake had a magnitude of 7.1 on the 8: 129: 21: 904: 902: 414:Ted Stevens Anchorage International Airport 2148: 2134: 2126: 1974: 1960: 1952: 1659: 1645: 1637: 375:shows that the earthquake was a result of 359:, than to the 1964 megathrust earthquake. 299:—itself located inside the quake zone, in 27: 20: 2940:November 2018 events in the United States 1134:. KTVA. November 30, 2018. Archived from 1077:Ray Sanchez; Amanda Watts; Dakin Andone. 666: 664: 662: 562:(FEMA) deployed personnel from the state 525:Matanuska-Susitna Borough School District 1183: 1181: 642:List of earthquakes in the United States 264:On November 30, 2018, at 8:29 a.m. 658: 419:Kenai Peninsula Borough School District 284:, about 10 miles (16 km) north of 1540:Griggs, Mary Beth (December 8, 2018). 1072: 1070: 760: 758: 756: 754: 421:reported that all students were safe. 315:, but they were lifted shortly after. 280:. The earthquake's epicenter was near 1287:"APL hours during earthquake cleanup" 875: 873: 871: 766:"M 7.0 – 12km N of Anchorage, Alaska" 7: 1388:Bartz, Jeremiah (December 1, 2018). 1188:DeMarban, Alex (November 30, 2018). 981:McGee, Madeline (February 6, 2019). 844: 842: 788: 786: 307:for nearby coastal areas, including 2945:2018 disasters in the United States 1517:. November 30, 2018. Archived from 1440:Hanlan, Tegan (December 14, 2018). 1362:Wilson, Shawn (December 19, 2018). 1214:Hollander, Zak (December 1, 2018). 560:Federal Emergency Management Agency 519:There was also heavy damage in the 1614:International Seismological Centre 1414:Kevin, Delly (December 14, 2018). 1308:Tunseth, Matt (December 2, 2018). 542:ranged from $ 25 to $ 50 million. 523:(Mat-Su), north of Anchorage. The 16:Magnitude 7.1 earthquake in Alaska 14: 1939:Dates for all earthquakes are in 1001:"When will the aftershocks stop?" 2157:Earthquakes in the United States 1157:Bragg, Beth (December 1, 2018). 616: 602: 487:, a large sports complex on the 53: 46: 770:United States Geological Survey 430:Joint Base Elmendorf–Richardson 297:National Tsunami Warning Center 205: 1573:Seismological Research Letters 647:2018 Gulf of Alaska earthquake 515:Damage to Vine Road in Wasilla 489:University of Alaska Anchorage 242:2,455 (As of January 1, 2020) 1: 637:List of earthquakes in Alaska 2950:History of Anchorage, Alaska 1289:. Anchorage Public Libraries 1859:Central Sulawesi, Indonesia 1688:Great Swan Island, Honduras 1238:"Log In or Sign Up to View" 910:"2018 Anchorage Earthquake" 632:List of earthquakes in 2018 564:emergency operations center 434:Anchorage Police Department 260:USGS Shakemap for the event 143:46.7 km (29.0 mi) 2966: 1394:Mat-Su Valley Frontiersman 2818:2018 Southern Appalachian 1989: 1923: 727:"USGS earthquake catalog" 705:2018 ANCHORAGE EARTHQUAKE 540:Anchorage School District 497:Anchorage School District 349:2001 Nisqually earthquake 41: 26: 22:2018 Anchorage earthquake 2206:1812 San Juan Capistrano 1005:Alaska Earthquake Center 521:Matanuska-Susitna Valley 2838:2020 Monte Cristo Range 2587:1986 North Palm Springs 2442:1948 Desert Hot Springs 471:The newsroom studio of 2889:2010–11 Guy-Greenbrier 2462:1957 Andreanof Islands 2286:1892 Vacaville–Winters 2231:1867 Manhattan, Kansas 2018:1957 Andreanof Islands 1218:. Anchroage Daily News 959:Horazdovsky, Kortnie. 555: 516: 485:Alaska Airlines Center 468: 440:was reported. Several 400: 392: 369:moment magnitude scale 341:megathrust earthquakes 261: 2935:Earthquakes in Alaska 2899:2009–present Oklahoma 2788:2014 Southeast Alaska 2783:2014 Aleutian Islands 2597:1987 Whittier Narrows 2507:1968 Borrego Mountain 2457:1954 Churchill County 2432:1946 Aleutian Islands 2427:1944 Cornwall–Massena 2327:1906 Aleutian Islands 2171:1585 Aleutian Islands 2072:2014 Aleutian Islands 2012:1946 Aleutian Islands 2006:1906 Aleutian Islands 1994:1585 Aleutian Islands 1983:Earthquakes in Alaska 624:Earth sciences portal 553: 514: 466: 458:Trans-Alaska Pipeline 426:Merrill Field Airport 398: 390: 259: 2748:2010 Baja California 2602:1987 Imperial Valley 2592:1986 Chalfant Valley 2552:1979 Imperial Valley 2347:1915 Pleasant Valley 2342:1915 Imperial Valley 1908:Sarpol-e Zahab, Iran 1885:East Java, Indonesia 1861:(7.5, September 28) 1700:West Java, Indonesia 1499:. November 30, 2018. 1471:Anchorage Daily News 1446:Anchorage daily news 1420:Anchorage daily news 1315:Anchorage Daily News 1194:Anchorage Daily News 1164:Anchorage Daily News 1052:Anchorage Daily News 1024:Anchorage Daily News 987:Anchorage Daily News 745:Anchorage Daily News 501:Bartlett High School 337:North American Plate 278:South Central Alaska 268:(17:29 UTC), a 2828:2020 Salt Lake City 2773:2013 Port Alexander 2713:2006 Gulf of Mexico 2627:1992 Cape Mendocino 2392:1932 Cedar Mountain 2261:1872 North Cascades 1879:Port-de-Paix, Haiti 1852:(6.6, September 5) 1737:(7.5, February 25) 1671:Earthquakes in 2018 1521:on December 1, 2018 1473:. November 30, 2018 1267:on December 3, 2018 1138:on December 1, 2018 1110:The Washington Post 1027:. November 30, 2018 1007:. February 5, 2019. 887:. November 30, 2018 856:. November 30, 2018 826:earthquake.usgs.gov 747:. December 3, 2018. 475:in Anchorage (then 272:7.1 earthquake hit 165: /  74:2018-11-30 17:29:29 23: 2833:2020 Central Idaho 2652:1993 Klamath Falls 2467:1957 San Francisco 2422:1940 New Hampshire 2402:1934 Hansel Valley 2372:1925 Santa Barbara 2362:1921 Sevier Valley 2322:1906 San Francisco 2281:1892 Laguna Salada 2211:1812 Santa Barbara 2201:1811–12 New Madrid 2176:1638 New Hampshire 1916:(7.1, November 30) 1910:(6.3, November 25) 1731:(7.2, February 16) 1622:authoritative data 1585:10.1785/0220190176 1055:. December 3, 2018 938:The New York Times 556: 517: 493:Dimond High School 469: 467:Damage near Palmer 401: 393: 262: 169:61.346°N 149.955°W 2912: 2911: 2647:1993 Scotts Mills 2617:1991 Sierra Madre 2532:1975 Near Islands 2522:1971 San Fernando 2487:1962 Cache Valley 2332:1909 Wabash River 2266:1882 Fort Collins 2256:1872 Owens Valley 2123: 2122: 2048:1975 Near Islands 1949: 1948: 1914:Anchorage, Alaska 1893:(6.8, October 25) 1887:(6.0, October 11) 1821:Lombok, Indonesia 1806:Lombok, Indonesia 1789:Lombok, Indonesia 1725:(6.4, February 6) 1708:(7.9, January 23) 1702:(5.9, January 23) 1696:(7.1, January 14) 1690:(7.5, January 10) 684:on April 18, 2019 254: 253: 226:Peak acceleration 189:Dip-slip (normal) 108:November 30, 2018 2957: 2925:2018 earthquakes 2728:2008 Chino Hills 2672:1999 Hector Mine 2622:1992 Joshua Tree 2607:1989 Loma Prieta 2582:1984 Morgan Hill 2562:1981 Westmorland 2547:1979 Coyote Lake 2502:1965 Puget Sound 2497:1965 Rat Islands 2482:1959 Hebgen Lake 2452:1952 Kern County 2357:1918 San Jacinto 2301:1899 San Jacinto 2296:1898 Mare Island 2216:1838 San Andreas 2150: 2143: 2136: 2127: 2084:2016 Old Iliamna 2054:1979 Saint Elias 2042:1965 Rat Islands 2000:1899 Yakutat Bay 1976: 1969: 1962: 1953: 1881:(5.9, October 7) 1850:Tomakomai, Japan 1835:(5.8, August 22) 1833:Sucre, Venezuela 1829:(7.3, August 21) 1827:Sucre, Venezuela 1823:(6.9, August 19) 1817:(8.2, August 19) 1808:(6.9, August 5) 1735:Papua New Guinea 1661: 1654: 1647: 1638: 1595: 1557: 1556: 1554: 1552: 1537: 1531: 1530: 1528: 1526: 1507: 1501: 1500: 1489: 1483: 1482: 1480: 1478: 1463: 1457: 1456: 1454: 1452: 1437: 1431: 1430: 1428: 1426: 1411: 1405: 1404: 1402: 1400: 1385: 1379: 1378: 1376: 1374: 1359: 1353: 1352: 1350: 1348: 1333: 1327: 1326: 1324: 1322: 1305: 1299: 1298: 1296: 1294: 1283: 1277: 1276: 1274: 1272: 1263:. Archived from 1252: 1246: 1245: 1242:www.facebook.com 1234: 1228: 1227: 1225: 1223: 1211: 1205: 1204: 1202: 1200: 1185: 1176: 1175: 1173: 1171: 1154: 1148: 1147: 1145: 1143: 1128: 1122: 1121: 1119: 1117: 1100: 1094: 1093: 1091: 1089: 1074: 1065: 1064: 1062: 1060: 1043: 1037: 1036: 1034: 1032: 1015: 1009: 1008: 997: 991: 990: 978: 972: 971: 969: 967: 956: 950: 949: 947: 945: 928: 922: 921: 919: 917: 906: 897: 896: 894: 892: 877: 866: 865: 863: 861: 846: 837: 836: 834: 832: 818: 812: 811: 809: 807: 800:Associated Press 790: 781: 780: 778: 776: 762: 749: 748: 737: 731: 730: 723: 717: 716: 715: 713: 700: 694: 693: 691: 689: 680:. Archived from 668: 626: 621: 620: 619: 612: 607: 606: 605: 576:Anchorage Mayor 569:Alaska Governor 319:Tectonic setting 305:tsunami warnings 221: 219: 207: 180: 179: 177: 176: 175: 174:61.346; -149.955 170: 166: 163: 162: 161: 158: 134: 57: 56: 50: 31: 24: 2965: 2964: 2960: 2959: 2958: 2956: 2955: 2954: 2915: 2914: 2913: 2908: 2904:2019 Ridgecrest 2867: 2863:2024 New Jersey 2823:2019 Ridgecrest 2793:2014 South Napa 2718:2006 Kiholo Bay 2708:2003 San Simeon 2681: 2677:2000 Yountville 2667:1998 Pymatuning 2657:1994 Northridge 2642:1992 St. George 2572:1983 Borah Peak 2527:1973 Point Mugu 2517:1969 Santa Rosa 2477:1958 Lituya Bay 2412:1936 State Line 2397:1933 Long Beach 2305: 2291:1895 Charleston 2271:1886 Charleston 2246:1870 Charlevoix 2221:1857 Fort Tejon 2196:1783 New Jersey 2181:1663 Charlevoix 2159: 2154: 2124: 2119: 2030:1958 Lituya Bay 1985: 1980: 1950: 1945: 1919: 1896: 1867: 1838: 1794: 1777: 1760: 1743: 1723:Hualien, Taiwan 1711: 1676: 1665: 1632:IRIS Consortium 1624:for this event. 1609: 1569: 1566: 1564:Further reading 1561: 1560: 1550: 1548: 1539: 1538: 1534: 1524: 1522: 1509: 1508: 1504: 1491: 1490: 1486: 1476: 1474: 1465: 1464: 1460: 1450: 1448: 1439: 1438: 1434: 1424: 1422: 1413: 1412: 1408: 1398: 1396: 1387: 1386: 1382: 1372: 1370: 1361: 1360: 1356: 1346: 1344: 1335: 1334: 1330: 1320: 1318: 1307: 1306: 1302: 1292: 1290: 1285: 1284: 1280: 1270: 1268: 1254: 1253: 1249: 1236: 1235: 1231: 1221: 1219: 1213: 1212: 1208: 1198: 1196: 1187: 1186: 1179: 1169: 1167: 1156: 1155: 1151: 1141: 1139: 1130: 1129: 1125: 1115: 1113: 1102: 1101: 1097: 1087: 1085: 1076: 1075: 1068: 1058: 1056: 1045: 1044: 1040: 1030: 1028: 1017: 1016: 1012: 999: 998: 994: 980: 979: 975: 965: 963: 958: 957: 953: 943: 941: 930: 929: 925: 915: 913: 908: 907: 900: 890: 888: 879: 878: 869: 859: 857: 848: 847: 840: 830: 828: 820: 819: 815: 805: 803: 792: 791: 784: 774: 772: 764: 763: 752: 739: 738: 734: 725: 724: 720: 711: 709: 702: 701: 697: 687: 685: 670: 669: 660: 655: 622: 617: 615: 608: 603: 601: 598: 578:Ethan Berkowitz 548: 454:Alaska Railroad 450:Minnesota Drive 410: 385: 377:normal faulting 373:focal mechanism 365: 345:1964 earthquake 325:Aleutian Trench 321: 313:Kenai Peninsula 282:Point Mackenzie 213: 211: 173: 171: 167: 164: 159: 156: 154: 152: 151: 133: 113:Local time 105:Local date 63: 62: 61: 60: 59: 58: 37: 17: 12: 11: 5: 2963: 2961: 2953: 2952: 2947: 2942: 2937: 2932: 2930:2018 in Alaska 2927: 2917: 2916: 2910: 2909: 2907: 2906: 2901: 2896: 2891: 2886: 2881: 2875: 2873: 2869: 2868: 2866: 2865: 2860: 2855: 2850: 2845: 2840: 2835: 2830: 2825: 2820: 2815: 2813:2018 Anchorage 2810: 2805: 2800: 2795: 2790: 2785: 2780: 2775: 2770: 2765: 2760: 2755: 2750: 2745: 2740: 2735: 2730: 2725: 2720: 2715: 2710: 2705: 2700: 2695: 2693:2001 Nisqually 2689: 2687: 2683: 2682: 2680: 2679: 2674: 2669: 2664: 2659: 2654: 2649: 2644: 2639: 2634: 2629: 2624: 2619: 2614: 2609: 2604: 2599: 2594: 2589: 2584: 2579: 2574: 2569: 2564: 2559: 2554: 2549: 2544: 2539: 2534: 2529: 2524: 2519: 2514: 2509: 2504: 2499: 2494: 2489: 2484: 2479: 2474: 2469: 2464: 2459: 2454: 2449: 2444: 2439: 2437:1947 Wisconsin 2434: 2429: 2424: 2419: 2417:1940 El Centro 2414: 2409: 2404: 2399: 2394: 2389: 2384: 2382:1931 Valentine 2379: 2374: 2369: 2364: 2359: 2354: 2349: 2344: 2339: 2334: 2329: 2324: 2319: 2317:1901 Richfield 2313: 2311: 2307: 2306: 2304: 2303: 2298: 2293: 2288: 2283: 2278: 2273: 2268: 2263: 2258: 2253: 2248: 2243: 2238: 2233: 2228: 2223: 2218: 2213: 2208: 2203: 2198: 2193: 2188: 2183: 2178: 2173: 2167: 2165: 2161: 2160: 2155: 2153: 2152: 2145: 2138: 2130: 2121: 2120: 2118: 2117: 2111: 2105: 2099: 2096:2018 Anchorage 2093: 2087: 2081: 2078:2014 Palma Bay 2075: 2069: 2063: 2057: 2051: 2045: 2039: 2033: 2027: 2021: 2015: 2009: 2003: 1997: 1990: 1987: 1986: 1981: 1979: 1978: 1971: 1964: 1956: 1947: 1946: 1944: 1943: 1937: 1931: 1924: 1921: 1920: 1918: 1917: 1911: 1904: 1902: 1898: 1897: 1895: 1894: 1888: 1882: 1875: 1873: 1869: 1868: 1866: 1865: 1856: 1846: 1844: 1840: 1839: 1837: 1836: 1830: 1824: 1818: 1812: 1802: 1800: 1796: 1795: 1793: 1792: 1791:(6.4, July 28) 1785: 1783: 1779: 1778: 1776: 1775: 1774:(5.5, June 18) 1768: 1766: 1762: 1761: 1759: 1758: 1751: 1749: 1745: 1744: 1742: 1741: 1732: 1729:Oaxaca, Mexico 1726: 1719: 1717: 1713: 1712: 1710: 1709: 1706:Kodiak, Alaska 1703: 1697: 1694:Arequipa, Peru 1691: 1684: 1682: 1678: 1677: 1666: 1664: 1663: 1656: 1649: 1641: 1635: 1634: 1625: 1608: 1607:External links 1605: 1604: 1603: 1596: 1565: 1562: 1559: 1558: 1532: 1502: 1484: 1458: 1432: 1406: 1380: 1354: 1328: 1300: 1278: 1247: 1229: 1206: 1177: 1149: 1123: 1095: 1066: 1038: 1010: 992: 973: 951: 923: 898: 867: 838: 813: 782: 750: 732: 718: 695: 657: 656: 654: 651: 650: 649: 644: 639: 634: 628: 627: 613: 597: 594: 547: 544: 442:traffic lights 409: 406: 384: 381: 364: 361: 320: 317: 301:Palmer, Alaska 252: 251: 248: 244: 243: 240: 236: 235: 227: 223: 222: 209: 202: 201: 196: 195:Areas affected 192: 191: 186: 182: 181: 149: 145: 144: 141: 137: 136: 131: 125: 121: 120: 114: 110: 109: 106: 102: 101: 96: 89: 88: 83: 76: 75: 72: 65: 64: 52: 51: 45: 44: 43: 42: 39: 38: 33:Damage to the 32: 15: 13: 10: 9: 6: 4: 3: 2: 2962: 2951: 2948: 2946: 2943: 2941: 2938: 2936: 2933: 2931: 2928: 2926: 2923: 2922: 2920: 2905: 2902: 2900: 2897: 2895: 2892: 2890: 2887: 2885: 2882: 2880: 2877: 2876: 2874: 2870: 2864: 2861: 2859: 2856: 2854: 2853:2022 Ferndale 2851: 2849: 2846: 2844: 2841: 2839: 2836: 2834: 2831: 2829: 2826: 2824: 2821: 2819: 2816: 2814: 2811: 2809: 2806: 2804: 2801: 2799: 2798:2016 Oklahoma 2796: 2794: 2791: 2789: 2786: 2784: 2781: 2779: 2778:2014 La Habra 2776: 2774: 2771: 2769: 2768:2011 Oklahoma 2766: 2764: 2763:2011 Virginia 2761: 2759: 2758:2011 Colorado 2756: 2754: 2751: 2749: 2746: 2744: 2741: 2739: 2736: 2734: 2731: 2729: 2726: 2724: 2723:2008 Illinois 2721: 2719: 2716: 2714: 2711: 2709: 2706: 2704: 2701: 2699: 2696: 2694: 2691: 2690: 2688: 2684: 2678: 2675: 2673: 2670: 2668: 2665: 2663: 2662:1995 Marathon 2660: 2658: 2655: 2653: 2650: 2648: 2645: 2643: 2640: 2638: 2637:1992 Big Bear 2635: 2633: 2630: 2628: 2625: 2623: 2620: 2618: 2615: 2613: 2610: 2608: 2605: 2603: 2600: 2598: 2595: 2593: 2590: 2588: 2585: 2583: 2580: 2578: 2575: 2573: 2570: 2568: 2567:1983 Coalinga 2565: 2563: 2560: 2558: 2555: 2553: 2550: 2548: 2545: 2543: 2540: 2538: 2535: 2533: 2530: 2528: 2525: 2523: 2520: 2518: 2515: 2513: 2512:1968 Illinois 2510: 2508: 2505: 2503: 2500: 2498: 2495: 2493: 2490: 2488: 2485: 2483: 2480: 2478: 2475: 2473: 2470: 2468: 2465: 2463: 2460: 2458: 2455: 2453: 2450: 2448: 2445: 2443: 2440: 2438: 2435: 2433: 2430: 2428: 2425: 2423: 2420: 2418: 2415: 2413: 2410: 2408: 2405: 2403: 2400: 2398: 2395: 2393: 2390: 2388: 2385: 2383: 2380: 2378: 2375: 2373: 2370: 2368: 2365: 2363: 2360: 2358: 2355: 2353: 2352:1916 Irondale 2350: 2348: 2345: 2343: 2340: 2338: 2335: 2333: 2330: 2328: 2325: 2323: 2320: 2318: 2315: 2314: 2312: 2308: 2302: 2299: 2297: 2294: 2292: 2289: 2287: 2284: 2282: 2279: 2277: 2274: 2272: 2269: 2267: 2264: 2262: 2259: 2257: 2254: 2252: 2249: 2247: 2244: 2242: 2239: 2237: 2234: 2232: 2229: 2227: 2224: 2222: 2219: 2217: 2214: 2212: 2209: 2207: 2204: 2202: 2199: 2197: 2194: 2192: 2191:1755 Cape Ann 2189: 2187: 2186:1700 Cascadia 2184: 2182: 2179: 2177: 2174: 2172: 2169: 2168: 2166: 2162: 2158: 2151: 2146: 2144: 2139: 2137: 2132: 2131: 2128: 2115: 2112: 2109: 2108:2020 Shumagin 2106: 2103: 2102:2020 Shumagin 2100: 2097: 2094: 2091: 2088: 2085: 2082: 2079: 2076: 2073: 2070: 2067: 2064: 2061: 2058: 2055: 2052: 2049: 2046: 2043: 2040: 2037: 2034: 2031: 2028: 2025: 2022: 2019: 2016: 2013: 2010: 2007: 2004: 2001: 1998: 1995: 1992: 1991: 1988: 1984: 1977: 1972: 1970: 1965: 1963: 1958: 1957: 1954: 1942: 1938: 1935: 1932: 1929: 1926: 1925: 1922: 1915: 1912: 1909: 1906: 1905: 1903: 1899: 1892: 1889: 1886: 1883: 1880: 1877: 1876: 1874: 1870: 1864: 1860: 1857: 1855: 1851: 1848: 1847: 1845: 1841: 1834: 1831: 1828: 1825: 1822: 1819: 1816: 1813: 1811: 1807: 1804: 1803: 1801: 1797: 1790: 1787: 1786: 1784: 1780: 1773: 1770: 1769: 1767: 1763: 1756: 1753: 1752: 1750: 1746: 1740: 1736: 1733: 1730: 1727: 1724: 1721: 1720: 1718: 1714: 1707: 1704: 1701: 1698: 1695: 1692: 1689: 1686: 1685: 1683: 1679: 1675: 1672: 1669: 1662: 1657: 1655: 1650: 1648: 1643: 1642: 1639: 1633: 1629: 1626: 1623: 1619: 1615: 1611: 1610: 1606: 1602: 1597: 1594: 1590: 1586: 1582: 1578: 1574: 1568: 1567: 1563: 1547: 1543: 1536: 1533: 1520: 1516: 1512: 1506: 1503: 1498: 1494: 1488: 1485: 1472: 1468: 1462: 1459: 1447: 1443: 1436: 1433: 1421: 1417: 1410: 1407: 1395: 1391: 1384: 1381: 1369: 1365: 1358: 1355: 1343: 1339: 1332: 1329: 1317: 1316: 1311: 1304: 1301: 1288: 1282: 1279: 1266: 1262: 1258: 1251: 1248: 1243: 1239: 1233: 1230: 1217: 1210: 1207: 1195: 1191: 1184: 1182: 1178: 1166: 1165: 1160: 1153: 1150: 1137: 1133: 1127: 1124: 1112: 1111: 1106: 1099: 1096: 1084: 1080: 1073: 1071: 1067: 1054: 1053: 1048: 1042: 1039: 1026: 1025: 1020: 1014: 1011: 1006: 1002: 996: 993: 988: 984: 977: 974: 962: 955: 952: 940: 939: 934: 927: 924: 911: 905: 903: 899: 886: 882: 876: 874: 872: 868: 855: 851: 845: 843: 839: 827: 823: 817: 814: 802: 801: 796: 789: 787: 783: 771: 767: 761: 759: 757: 755: 751: 746: 742: 736: 733: 728: 722: 719: 707: 706: 699: 696: 683: 679: 678: 673: 667: 665: 663: 659: 652: 648: 645: 643: 640: 638: 635: 633: 630: 629: 625: 614: 611: 610:Alaska portal 600: 595: 593: 590: 585: 583: 579: 574: 572: 567: 565: 561: 552: 545: 543: 541: 536: 532: 530: 526: 522: 513: 509: 507: 502: 498: 494: 490: 486: 482: 478: 474: 465: 461: 459: 455: 451: 447: 446:Glenn Highway 443: 439: 435: 431: 427: 422: 420: 415: 407: 405: 397: 389: 382: 380: 378: 374: 370: 362: 360: 358: 354: 351:located near 350: 346: 342: 338: 334: 330: 329:Pacific Plate 326: 318: 316: 314: 310: 306: 302: 298: 293: 291: 287: 283: 279: 275: 271: 267: 258: 249: 245: 241: 237: 234: 233: 228: 224: 220: 217: 210: 203: 200: 197: 193: 190: 187: 183: 178: 150: 146: 142: 138: 135: 126: 122: 119: 115: 111: 107: 103: 100: 97: 95: 90: 87: 84: 81: 77: 73: 70: 66: 49: 40: 36: 35:Glenn Highway 30: 25: 19: 2894:2012 Brawley 2848:2021 Chignik 2812: 2753:2010 Indiana 2703:2003 Alabama 2686:21st century 2632:1992 Landers 2447:1949 Olympia 2367:1925 Montana 2310:20th century 2241:1868 Hayward 2226:1865 Memphis 2114:2021 Chignik 2095: 1933: 1927: 1913: 1862: 1853: 1815:Lakeba, Fiji 1809: 1772:Osaka, Japan 1757:(6.9, May 4) 1738: 1618:bibliography 1576: 1572: 1551:December 10, 1549:. Retrieved 1545: 1535: 1523:. Retrieved 1519:the original 1505: 1496: 1487: 1475:. Retrieved 1470: 1461: 1451:December 15, 1449:. Retrieved 1445: 1435: 1425:December 15, 1423:. Retrieved 1419: 1409: 1397:. Retrieved 1383: 1371:. Retrieved 1368:www.ktuu.com 1367: 1357: 1345:. Retrieved 1331: 1319:. Retrieved 1313: 1303: 1291:. Retrieved 1281: 1269:. Retrieved 1265:the original 1250: 1241: 1232: 1220:. Retrieved 1209: 1197:. Retrieved 1193: 1168:. Retrieved 1162: 1152: 1140:. Retrieved 1136:the original 1126: 1114:. Retrieved 1108: 1098: 1088:November 30, 1086:. Retrieved 1082: 1059:November 27, 1057:. Retrieved 1050: 1041: 1031:November 30, 1029:. Retrieved 1022: 1013: 1004: 995: 986: 976: 964:. Retrieved 954: 942:. Retrieved 936: 926: 914:. Retrieved 891:November 30, 889:. Retrieved 884: 860:November 30, 858:. Retrieved 853: 831:November 30, 829:. Retrieved 825: 816: 806:November 30, 804:. Retrieved 798: 775:November 30, 773:. Retrieved 744: 735: 721: 710:, retrieved 704: 698: 686:. Retrieved 682:the original 675: 586: 582:People Mover 575: 568: 557: 537: 533: 518: 470: 438:Liquefaction 423: 411: 402: 366: 335:beneath the 327:, where the 322: 294: 263: 230: 215: 18: 2843:2020 Sparta 2808:2018 Hawaii 2803:2018 Alaska 2743:2010 Eureka 2698:2002 Denali 2612:1990 Upland 2577:1983 Kaoiki 2557:1980 Eureka 2542:1975 Hawaii 2537:1975 Morris 2492:1964 Alaska 2472:1958 Huslia 2407:1935 Helena 2387:1932 Eureka 2377:1927 Lompoc 2276:1887 Sonora 2251:1871 Lānaʻi 2236:1868 Hawaii 2090:2018 Kodiak 2060:2002 Denali 2036:1964 Alaska 2024:1958 Huslia 1525:December 1, 1477:December 1, 1399:December 3, 1347:December 3, 1321:December 3, 1293:December 4, 1271:December 2, 1222:December 2, 1199:December 2, 1170:December 2, 1142:December 1, 1116:December 1, 966:December 1, 944:December 1, 916:December 6, 712:October 20, 571:Bill Walker 506:Eagle River 383:Aftershocks 250:117 injured 239:Aftershocks 172: / 160:149°57′18″W 82: event 2919:Categories 2879:2001 Enola 2858:2023 Texas 2738:2008 Wells 2164:Historical 2066:2013 Craig 1891:Ionian Sea 1628:Event page 653:References 477:affiliated 363:Earthquake 357:Washington 333:subducting 309:Cook Inlet 247:Casualties 214:MMI VIII ( 157:61°20′46″N 71: time 2884:2008 Reno 2733:2008 Reno 2337:1914 Reno 1843:September 1630:from the 1593:210630294 1579:: 66–84, 1546:The Verge 290:Fairbanks 286:Anchorage 274:Anchorage 270:magnitude 208:intensity 148:Epicenter 124:Magnitude 116:08:29:28 86:616643636 1901:November 1716:February 1373:April 2, 885:BBC News 688:March 8, 596:See also 546:Response 311:and the 1872:October 1681:January 1620:and/or 1342:KTUU-TV 854:AP NEWS 529:Houston 2872:Swarms 2008:(8.35) 1799:August 1755:Hawaii 1616:has a 1591:  432:. The 408:Damage 353:Tacoma 343:. The 229:0.474 216:Severe 199:Alaska 99:ComCat 2116:(8.2) 2110:(7.6) 2104:(7.8) 2098:(7.0) 2092:(7.9) 2086:(7.1) 2080:(6.0) 2074:(7.9) 2068:(7.6) 2062:(7.9) 2056:(7.5) 2050:(7.6) 2044:(8.7) 2038:(9.2) 2032:(7.8) 2026:(7.3) 2020:(8.6) 2014:(8.6) 2002:(8.2) 1996:(9.3) 1589:S2CID 479:with 140:Depth 92:USGS- 1782:July 1765:June 1612:The 1553:2018 1527:2018 1515:KTVA 1497:KTOO 1479:2018 1453:2018 1427:2018 1401:2018 1375:2019 1349:2018 1323:2018 1295:2018 1273:2018 1261:KTVA 1224:2018 1201:2018 1172:2018 1144:2018 1118:2018 1090:2018 1061:2019 1033:2018 968:2018 946:2018 918:2018 893:2018 862:2018 833:2018 808:2018 777:2018 714:2021 690:2019 677:KTVA 587:The 473:KTVA 428:and 295:The 266:AKST 206:Max. 185:Type 127:7.1 118:AKST 94:ANSS 1941:UTC 1863:† ‡ 1748:May 1581:doi 1083:CNN 481:CBS 331:is 276:in 80:ISC 69:UTC 2921:: 1587:, 1577:91 1575:, 1544:. 1513:. 1495:. 1469:. 1444:. 1418:. 1392:. 1366:. 1340:. 1312:. 1259:. 1240:. 1192:. 1180:^ 1161:. 1107:. 1081:. 1069:^ 1049:. 1021:. 1003:. 985:. 935:. 901:^ 883:. 870:^ 852:. 841:^ 824:. 797:. 785:^ 768:. 753:^ 743:. 674:. 661:^ 355:, 292:. 132:ww 2149:e 2142:t 2135:v 1975:e 1968:t 1961:v 1934:‡ 1928:† 1854:† 1810:† 1739:† 1674:→ 1668:← 1660:e 1653:t 1646:v 1583:: 1555:. 1529:. 1481:. 1455:. 1429:. 1403:. 1377:. 1351:. 1325:. 1297:. 1275:. 1244:. 1226:. 1203:. 1174:. 1146:. 1120:. 1092:. 1063:. 1035:. 989:. 970:. 948:. 920:. 895:. 864:. 835:. 810:. 779:. 729:. 692:. 232:g 218:) 130:M

Index


Glenn Highway
2018 Anchorage earthquake is located in Alaska
UTC
ISC
616643636
ANSS
ComCat
AKST
Mww
61°20′46″N 149°57′18″W / 61.346°N 149.955°W / 61.346; -149.955
Dip-slip (normal)
Alaska
MMI VIII (Severe)
g

AKST
magnitude
Anchorage
South Central Alaska
Point Mackenzie
Anchorage
Fairbanks
National Tsunami Warning Center
Palmer, Alaska
tsunami warnings
Cook Inlet
Kenai Peninsula
Aleutian Trench
Pacific Plate

Text is available under the Creative Commons Attribution-ShareAlike License. Additional terms may apply.