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2023 Papua New Guinea earthquake

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291:, the Ramu–Markham fault zone, which forms the southwestern boundary of the Huon–Finisterre terrane, and the Highlands Thrust Belt, which lies further southwest and deforms the Australian margin. The hanging wall of the Ramu–Markham thrust system is broken up by multiple strike-slip faults. The orientation of these faults, parallel to the direction of thrusting, suggests that they accommodate distortion of the Huon–Finisterre block. Most of the seismicity in northern Papua New Guinea is associated with the Ramu–Markham fault system, with a smaller number of earthquakes occurring on the strike-slip faults and on the Highlands Thrust Belt. 29: 521: 467: 481: 36: 567: 748: 1318: 28: 1419: 435:. In the village of Korogu, three houses collapsed and many were injured. Landslides were also reported in the affected areas, and deep fissures were reported in 630: 1311: 1024: 953: 1414: 273:. Within this overall setting, the active tectonics of northern Papua New Guinea is dominated by the effects of continuing collision between the Huon– 1424: 1304: 1053: 1327: 494: 419:, and damage occurred in 23 villages around the epicenter. There were at least eight deaths and "scores" of injuries. The deaths included four in 653: 1226: 586:"Active arc-continent collision: Earthquakes, gravity anomalies, and fault kinematics in the Huon-Finisterre collision zone, Papua New Guinea" 799: 718: 59: 1070: 713: 134: 1249: 1232: 1160: 1017: 202: 771: 749:"Papua New Guinea: 7.0M Earthquake – Chambri Lake, East Sepik Province Disaster Management Team Flash Update No. 02, 8 April 2023" 1378: 1373: 1368: 1363: 1353: 1343: 73: 363:, combining to a total population of about 1.12 million residents. Mild tremors of the earthquake were also felt in neighboring 879: 552: 308: 986: 982: 400: 1429: 1358: 1010: 901: 1348: 1039: 1036: 1033: 683: 626: 499: 1388: 1338: 1285: 1103: 452: 48: 1409: 1255: 1177: 821: 424: 109: 1143: 1197: 1097: 678: 548: 1217: 1074: 262: 1137: 597: 439:, where the epicenter was located. At least two people were injured and 178 houses were destroyed in 428: 316: 404: 242: 440: 284: 65: 78: 776: 486: 874: 605: 274: 266: 246: 180: 407:
were affected. Over 874 homes were damaged or destroyed in the earthquake, including 52 in
304: 300: 169: 847: 601: 323: 7.2 at a depth of 39 km (24 mi), while the GCMT reported the event as M 472: 444: 372: 1403: 958: 585: 571: 448: 270: 466: 436: 288: 1296: 714:"Papua New Guinea East Sepik province hit by 7.1 magnitude earthquake, three dead" 928: 905: 462: 277: 258: 234: 97: 149: 136: 657: 364: 1002: 447:. Minor damage to buildings were reported in the neighboring provinces of 376: 654:"BMKG: Belum Ada Laporan Kerusakan-Korban Usai Gempa M 7,2 Papua Nugini" 822:"A child among eight dead in PNG's East Sepik 7.3 magnitude earthquake" 420: 416: 408: 388: 356: 344: 340: 280: 238: 609: 902:"Four dead and 300 homes destroyed by earthquake in Papua New Guinea" 384: 352: 932: 432: 412: 360: 348: 328: 570:
This article incorporates text from this source, which is in the
679:"7.2M Earthquake Rocks Papua New Guinea, Shocks Papua Residents" 1300: 1006: 331:, the earthquake caused damaging shaking of intensities V-VII ( 983:"Four deaths, 300 homes destroyed in 7.0 magnitude earthquake" 800:"Homes destroyed, 4 reported dead from Papua New Guinea quake" 627:"NEW GUINEA, PAPUA NEW GUINEA 2023/04/02 18:04:10 UTC, Mw=7.2" 443:, southeast of the epicenter. Three houses were destroyed in 772:"'We were lucky' says governor of quake-hit PNG province" 35: 1200:(6.3, 6.3, 6.3 & 6.3, Oct 7, Oct 11 & Oct 15) 287:. The overall shortening is focused into two zones of 237:
struck 38.3 km (23.8 mi) east-southeast of
1275:
indicates earthquake resulting in at least 30 deaths
1242: 1210: 1190: 1170: 1153: 1130: 1113: 1090: 1063: 1046: 223: 215: 194: 186: 175: 165: 128: 120: 104: 92: 84: 71: 58: 47: 954:"Papua New Guinea earthquake toll rises to seven" 927:Ilaitia, Amanda; Maku, Cynthia (4 April 2023). 1281:indicates the deadliest earthquake of the year 1077:(7.8, 6.7, 7.5 & 6.3, Feb 6 & Feb 20) 311:reported that the earthquake's magnitude was M 1312: 1018: 524:. Global Centroid Moment Tensor. 2 April 2023 8: 873:Gynnie Kero; Majeleen Yanei (6 April 2023). 18: 743: 741: 739: 737: 1319: 1305: 1297: 1025: 1011: 1003: 621: 619: 17: 110: 708: 706: 704: 702: 510: 495:List of earthquakes in Papua New Guinea 629:. GEOSCOPE Observatory. 2 April 2023. 549:"M 7.0 - New Guinea, Papua New Guinea" 543: 541: 539: 516: 514: 1420:April 2023 events in Papua New Guinea 770:Fotheringham, Caleb (13 April 2023). 7: 719:Australian Broadcasting Corporation 584:Abers, G.A.; McCaffrey, R. (1994). 1415:2023 disasters in Papua New Guinea 14: 1284:Dates for all earthquakes are in 981:Gwangilo, Pheobe (4 April 2023). 751:(Report). Reliefweb. 8 April 2023 633:from the original on 4 April 2023 565: 479: 465: 283:with the edge of the Australian 261:lies within the complex zone of 34: 27: 19:2023 Papua New Guinea earthquake 1425:Earthquakes in Papua New Guinea 1328:Earthquakes in Papua New Guinea 553:United States Geological Survey 309:United States Geological Survey 195: 1: 987:Papua New Guinea Post-Courier 652:Safitri, Eva (3 April 2023). 802:. ABC News. Associated Press 798:Perry, Nick (3 April 2023). 367:, with an intensity of III ( 319:reported the earthquake as M 875:"Villagers awaiting relief" 522:"Global CMT Catalog Search" 500:List of earthquakes in 2023 1446: 929:"7.0 MAGNITUDE EARTHQUAKE" 1334: 1268: 327: 7.1. According to 124:62.6 km (39 mi) 23: 227:8 dead, "scores" injured 1374:2018 Southern Highlands 1104:Badakhshan, Afghanistan 848:"Quake hits Sepik hard" 1161:Cundinamarca, Colombia 431:and another death in 395:Damage and casualties 299:The earthquake had a 1344:1971 Solomon Islands 1144:Melbourne, Australia 429:Wosera-Gawi District 1430:East Sepik Province 1037:Earthquakes in 2023 602:1994Tecto..13..227A 405:East Sepik Province 303:corresponding to a 243:East Sepik Province 146: /  54:2023-04-02 18:04:10 20: 1198:Herat, Afghanistan 411:, more than 50 in 339:) in the towns of 315: 7.0, while 285:continental margin 1397: 1396: 1369:2017 Bougainville 1294: 1293: 1178:Al Haouz, Morocco 826:news.pngfacts.com 777:Radio New Zealand 656:(in Indonesian). 610:10.1029/93TC02940 487:New Guinea portal 453:Western Highlands 249:on 3 April 2023. 231: 230: 150:4.292°S 143.155°E 1437: 1410:2023 earthquakes 1359:2000 New Ireland 1321: 1314: 1307: 1298: 1121:Papua New Guinea 1027: 1020: 1013: 1004: 998: 997: 995: 993: 978: 972: 971: 969: 967: 950: 944: 943: 941: 939: 924: 918: 917: 915: 913: 898: 892: 891: 889: 887: 870: 864: 863: 861: 859: 844: 838: 837: 835: 833: 818: 812: 811: 809: 807: 795: 789: 788: 786: 784: 767: 761: 760: 758: 756: 745: 732: 731: 729: 727: 710: 697: 696: 694: 692: 675: 669: 668: 666: 664: 649: 643: 642: 640: 638: 623: 614: 613: 581: 575: 569: 568: 564: 562: 560: 545: 534: 533: 531: 529: 518: 489: 484: 483: 482: 475: 470: 469: 253:Tectonic setting 247:Papua New Guinea 233:A magnitude 7.1 211: 209: 197: 181:Papua New Guinea 161: 160: 158: 157: 156: 151: 147: 144: 143: 142: 139: 115: 38: 37: 31: 21: 1445: 1444: 1440: 1439: 1438: 1436: 1435: 1434: 1400: 1399: 1398: 1393: 1389:2024 East Sepik 1384:2023 East Sepik 1379:2022 Finisterre 1349:1993 Finisterre 1330: 1325: 1295: 1290: 1264: 1238: 1206: 1186: 1166: 1149: 1138:Ishikawa, Japan 1126: 1109: 1098:Guayas, Ecuador 1086: 1059: 1054:West Azerbaijan 1042: 1031: 1001: 991: 989: 980: 979: 975: 965: 963: 952: 951: 947: 937: 935: 926: 925: 921: 911: 909: 900: 899: 895: 885: 883: 872: 871: 867: 857: 855: 854:. 14 April 2023 846: 845: 841: 831: 829: 820: 819: 815: 805: 803: 797: 796: 792: 782: 780: 769: 768: 764: 754: 752: 747: 746: 735: 725: 723: 712: 711: 700: 690: 688: 677: 676: 672: 662: 660: 651: 650: 646: 636: 634: 625: 624: 617: 583: 582: 578: 566: 558: 556: 547: 546: 537: 527: 525: 520: 519: 512: 508: 485: 480: 478: 471: 464: 461: 397: 326: 322: 314: 301:focal mechanism 297: 289:thrust faulting 255: 203: 201: 155:-4.292; 143.155 154: 152: 148: 145: 140: 137: 135: 133: 132: 114: 93:Local time 85:Local date 43: 42: 41: 40: 39: 12: 11: 5: 1443: 1441: 1433: 1432: 1427: 1422: 1417: 1412: 1402: 1401: 1395: 1394: 1392: 1391: 1386: 1381: 1376: 1371: 1366: 1361: 1356: 1351: 1346: 1341: 1335: 1332: 1331: 1326: 1324: 1323: 1316: 1309: 1301: 1292: 1291: 1289: 1288: 1282: 1276: 1269: 1266: 1265: 1263: 1262: 1258:(5.9, Dec 18) 1253: 1246: 1244: 1240: 1239: 1237: 1236: 1230: 1224: 1214: 1212: 1208: 1207: 1205: 1204: 1194: 1192: 1188: 1187: 1185: 1184: 1174: 1172: 1168: 1167: 1165: 1164: 1157: 1155: 1151: 1150: 1148: 1147: 1141: 1134: 1132: 1128: 1127: 1125: 1124: 1117: 1115: 1111: 1110: 1108: 1107: 1101: 1094: 1092: 1088: 1087: 1085: 1084: 1067: 1065: 1061: 1060: 1058: 1057: 1050: 1048: 1044: 1043: 1032: 1030: 1029: 1022: 1015: 1007: 1000: 999: 973: 962:. 4 April 2023 945: 919: 908:. 4 April 2023 893: 865: 839: 828:. 4 April 2023 813: 790: 762: 733: 722:. 3 April 2023 698: 687:. 3 April 2023 670: 644: 615: 596:(2): 227–245. 576: 555:. 2 April 2023 535: 509: 507: 504: 503: 502: 497: 491: 490: 476: 473:Geology portal 460: 457: 396: 393: 379:, and II-III ( 324: 320: 312: 296: 293: 271:Pacific Plates 257:The island of 254: 251: 229: 228: 225: 221: 220: 217: 213: 212: 199: 192: 191: 188: 184: 183: 177: 176:Areas affected 173: 172: 167: 163: 162: 130: 126: 125: 122: 118: 117: 112: 106: 102: 101: 94: 90: 89: 86: 82: 81: 76: 69: 68: 63: 56: 55: 52: 45: 44: 33: 32: 26: 25: 24: 13: 10: 9: 6: 4: 3: 2: 1442: 1431: 1428: 1426: 1423: 1421: 1418: 1416: 1413: 1411: 1408: 1407: 1405: 1390: 1387: 1385: 1382: 1380: 1377: 1375: 1372: 1370: 1367: 1365: 1362: 1360: 1357: 1355: 1352: 1350: 1347: 1345: 1342: 1340: 1337: 1336: 1333: 1329: 1322: 1317: 1315: 1310: 1308: 1303: 1302: 1299: 1287: 1283: 1280: 1277: 1274: 1271: 1270: 1267: 1261: 1257: 1254: 1251: 1248: 1247: 1245: 1241: 1235:(6.7, Nov 17) 1234: 1231: 1229:(5.3, Nov 10) 1228: 1225: 1223: 1220:(5.7, Nov 3) 1219: 1216: 1215: 1213: 1209: 1203: 1199: 1196: 1195: 1193: 1189: 1183: 1180:(6.8, Sep 8) 1179: 1176: 1175: 1173: 1169: 1163:(6.3, Aug 17) 1162: 1159: 1158: 1156: 1152: 1146:(4.0, May 28) 1145: 1142: 1139: 1136: 1135: 1133: 1129: 1122: 1119: 1118: 1116: 1112: 1106:(6.5, Mar 21) 1105: 1102: 1100:(6.8, Mar 18) 1099: 1096: 1095: 1093: 1089: 1083: 1080: 1076: 1075:Hatay, Turkey 1072: 1069: 1068: 1066: 1062: 1056:(5.9, Jan 28) 1055: 1052: 1051: 1049: 1045: 1041: 1038: 1035: 1028: 1023: 1021: 1016: 1014: 1009: 1008: 1005: 988: 984: 977: 974: 961: 960: 959:Deccan Herald 955: 949: 946: 934: 930: 923: 920: 907: 903: 897: 894: 882: 881: 876: 869: 866: 853: 849: 843: 840: 827: 823: 817: 814: 801: 794: 791: 779: 778: 773: 766: 763: 750: 744: 742: 740: 738: 734: 721: 720: 715: 709: 707: 705: 703: 699: 686: 685: 680: 674: 671: 659: 655: 648: 645: 632: 628: 622: 620: 616: 611: 607: 603: 599: 595: 591: 587: 580: 577: 573: 572:public domain 554: 550: 544: 542: 540: 536: 523: 517: 515: 511: 505: 501: 498: 496: 493: 492: 488: 477: 474: 468: 463: 458: 456: 454: 450: 446: 442: 438: 434: 430: 426: 422: 418: 414: 410: 406: 402: 394: 392: 390: 386: 382: 378: 374: 370: 366: 362: 358: 354: 350: 346: 342: 338: 334: 330: 318: 310: 306: 302: 294: 292: 290: 286: 282: 279: 276: 272: 268: 264: 260: 252: 250: 248: 244: 240: 236: 226: 222: 218: 214: 210: 207: 200: 193: 189: 185: 182: 178: 174: 171: 168: 164: 159: 131: 127: 123: 119: 116: 107: 103: 99: 95: 91: 87: 83: 80: 77: 75: 70: 67: 64: 61: 57: 53: 50: 46: 30: 22: 16: 1383: 1354:1998 Sandaun 1278: 1272: 1259: 1252:(7.6, Dec 2) 1221: 1201: 1181: 1140:(6.2, May 5) 1123:(7.0, Apr 2) 1120: 1081: 1078: 1071:Turkey–Syria 990:. Retrieved 976: 964:. Retrieved 957: 948: 936:. Retrieved 922: 910:. Retrieved 896: 884:. Retrieved 880:The National 878: 868: 856:. Retrieved 852:The National 851: 842: 830:. Retrieved 825: 816: 804:. Retrieved 793: 781:. Retrieved 775: 765: 753:. Retrieved 724:. Retrieved 717: 689:. Retrieved 682: 673: 661:. Retrieved 647: 635:. Retrieved 593: 589: 579: 557:. Retrieved 526:. Retrieved 437:Chambri Lake 398: 380: 368: 336: 332: 298: 265:between the 256: 232: 205: 187:Total damage 88:3 April 2023 15: 1339:1970 Madang 906:Media Wales 415:and 542 in 337:Very Strong 307:fault. The 206:Very strong 170:Strike-slip 153: / 141:143°09′18″E 62: event 1404:Categories 1364:2002 Wewak 528:6 February 506:References 371:) felt in 295:Earthquake 278:island arc 275:Finisterre 267:Australian 259:New Guinea 235:earthquake 224:Casualties 216:Landslides 51: time 1256:Jishishan 1171:September 658:detik.com 590:Tectonics 427:, two in 423:, one in 401:districts 365:Indonesia 263:collision 204:MMI VII ( 198:intensity 179:northern 138:4°17′31″S 129:Epicenter 105:Magnitude 98:UTC+10:00 66:625938325 1250:Mindanao 1243:December 1233:Mindanao 1211:November 1064:February 858:16 April 783:13 April 755:13 April 631:Archived 459:See also 445:Karambit 441:Karawari 399:All six 377:Jayapura 333:Moderate 317:GEOSCOPE 305:dip-slip 1227:Iceland 1191:October 1047:January 992:4 April 966:4 April 938:4 April 912:4 April 886:6 April 832:6 April 806:3 April 726:3 April 691:4 April 663:4 April 637:4 April 598:Bibcode 559:4 April 425:Yangoru 421:Angoram 417:Angoram 409:Ambunti 389:Merauke 357:Porgera 345:Angoram 341:Ambunti 281:terrane 239:Ambunti 96:04:04 ( 1154:August 1073:& 385:Nabire 373:Keerom 353:Aitape 190:Severe 79:ComCat 1218:Nepal 1114:April 1091:March 933:EM TV 684:TEMPO 433:Wewak 413:Wewak 383:) in 361:Wabag 349:Wewak 329:PAGER 121:Depth 72:USGS- 994:2023 968:2023 940:2023 914:2023 888:2023 860:2023 834:2023 808:2023 785:2023 757:2023 728:2023 693:2023 665:2023 639:2023 561:2023 530:2023 451:and 449:Enga 387:and 381:Weak 375:and 369:Weak 359:and 269:and 196:Max. 166:Type 108:7.1 74:ANSS 1286:UTC 1131:May 606:doi 403:of 241:in 219:Yes 60:ISC 49:UTC 1406:: 985:. 956:. 931:. 904:. 877:. 850:. 824:. 774:. 736:^ 716:. 701:^ 681:. 618:^ 604:. 594:13 592:. 588:. 551:. 538:^ 513:^ 455:. 391:. 355:, 351:, 347:, 343:, 313:ww 245:, 1320:e 1313:t 1306:v 1279:‡ 1273:† 1260:† 1222:† 1202:† 1182:† 1082:‡ 1079:† 1040:→ 1034:← 1026:e 1019:t 1012:v 996:. 970:. 942:. 916:. 890:. 862:. 836:. 810:. 787:. 759:. 730:. 695:. 667:. 641:. 612:. 608:: 600:: 574:. 563:. 532:. 335:- 325:w 321:w 208:) 113:w 111:M 100:)

Index

2023 Papua New Guinea earthquake is located in Papua New Guinea
UTC
ISC
625938325
ANSS
ComCat
UTC+10:00
Mw
4°17′31″S 143°09′18″E / 4.292°S 143.155°E / -4.292; 143.155
Strike-slip
Papua New Guinea
MMI VII (Very strong)
earthquake
Ambunti
East Sepik Province
Papua New Guinea
New Guinea
collision
Australian
Pacific Plates
Finisterre
island arc
terrane
continental margin
thrust faulting
focal mechanism
dip-slip
United States Geological Survey
GEOSCOPE
PAGER

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