Significant Earthquakes of the World
1991
SIGNIFICANT EARTHQUAKES OF THE WORLD, 1991 Earthquakes of magnitude 6.5 or greater or ones that caused fatalities, injuries or substantial damage. BRK--Berkeley. PAS--Pasadena. ATH--Athens, Greece. BJI--Beijing, China. BRA--Bratislava, Czechoslovakia. GEN--Genoa, Italy. ISK--Istanbul-Kandilli, Turkey. KRA--Krakow, Poland. LDG--Laboratoire de Detection et de Geophysique, France. LJU--Ljubljana, Yugoslavia. SJR--San Jose, Costa Rica. STR--Strasbourg, France. THE--Thessaloniki, Greece. TRI--Trieste, Italy. TTG--Titograd, Yugoslavia. VKA--Vienna-Kobenzl, Austria. ZAG--Zagreb, Yugoslavia. UTC TIME LAT LON DEP GS MAGS SD STA REGION AND COMMENTS HR MN SEC MB Msz USED JAN 1991 01 00:06:31.4 18.068 -105.847 35 5.5 6.2 1.2 145 OFF COAST OF JALISCO, MEXICO. Ms 6.6 (BRK). Mo=2.8*10**18 Nm (HRV). Mo=6.0*10**18 Nm (PPT). 05 14:57:11.5 23.613 95.901 20 D 6.2 7.1 1.3 400 BURMA. Ms 7.3 (BRK), 7.0 (PAS). Mo=2.4*10**19 Nm (GS). Mo=3.1*10**19 Nm (HRV). Mo=4.0*10**19 Nm (PPT). Thirty-two buildings and 380 hectares of farmland damaged in the Thabeikkyin area. Some landslides reported. Felt strongly at Mandalay. Felt in much of northwestern Burma from Hkamti to Sittwe. Also felt in the Silchar area, India and in Thailand from Chiang Mai to Bangkok. 31 23:03:33.6 35.993 70.423 142 G 6.4 1.2 530 HINDU KUSH REGION. mb 6.6 (BRK). Mo=1.4*10**19 Nm (GS). Mo=2.2*10**19 Nm (HRV). Mo=1.6*10**19 Nm (PPT). Estimated 200-400 people killed, many injured and many homes destroyed or damaged in Konar, Nangarhar and Badakhshan Provinces, Afghanistan. At least 300 people killed, hundreds injured and several thousand houses damaged in the Malakand-Chitral-Peshawar area, Pakistan. Three people died of heart attacks, severe damage (VII) and landslides occurred in the Khorog area, USSR. Felt (VI) at Ishkashim, Parkhar, Dushanbe, Garm, Dzhirgatal, Lyangar and Gissar; (V) at Shaartuz, Sherkent, Gezan, Leninabad, Tashkent and Namangan; (IV) at Chimkent; (III) at Dzhambul and Frunze, USSR. Felt throughout northeastern Afghanistan, northern Pakistan and northern India as far away as Delhi. Also felt throughout Tajikistan and eastern Uzbekistan, USSR. FEB 1991 09 16:18:58.3 -9.929 159.139 10 G 6.4 6.9 1.1 334 SOLOMON ISLANDS. Ms 6.8 (BRK), 6.7 (PAS). Mo=2.8*10**19 Nm (HRV). Mo=2.0*10**19 Nm (PPT). Complex event. Minor damage at Honiara. Felt strongly on Guadalcanal. Felt in the Florida Islands, on Malaita and in western San Cristobal. A small tsunami was generated with maximum wave height 4 cm (peak-to-trough) at Honiara. 12 09:54:58.3 40.816 28.878 10 G 4.8 4.6 1.3 183 TURKEY. ML 5.0 (ATH). MD 4.7 (THE), 4.5 (ISK). A few people injured slightly and minor damage in the Istanbul area. Felt at Balikesir, Bursa and Kutahya. 13 15:49:38.9 44.885 6.760 5 G 0.9 107 FRANCE. ML 3.8 (LDG), 3.7 (GEN). MD 3.6 (STR). Nine people killed by an avalanche which was triggered by the earthquake. 18 02:37:25.1 8.870 126.480 24 G 6.0 6.6 1.3 319 MINDANAO, PHILIPPINE ISLANDS. Ms 6.6 (BRK), 6.1 (PAS). Mo=3.8*10**19 Nm (GS). Mo=1.6*10**19 Nm (GS). Mo=2.0*10**19 Nm (PPT). Felt (III RF) at Cagayan de Oro, Bislig and on Mactan and (I RF) at Cotabato. 21 02:35:34.0 58.427 -175.450 20 G 6.2 6.5 1.0 472 BERING SEA. Ms 6.7 (BRK), 6.4 (PAS). Mo=7.2*10**18 Nm (GS). Mo=1.1*10**19 Nm (HRV). Mo=3.0*10**19 Nm (PPT). Two events about 3.7 seconds apart. Depth based on the first event. Believed to be the largest earthquake ever located in this area. Felt (IV) on St. Paul in the Pribilof Islands, Alaska. Felt (III) on Adak in the Andreanof Islands, Alaska. A small tsunami was generated with maximum wave heights (peak-to-trough) of 30 cm. at Dutch Harbor and 22 cm at Adak. 25 14:30:27.6 40.386 78.959 21 D 5.5 6.1 1.0 289 SOUTHERN XINJIANG, CHINA. Mo=1.3*10**18 Nm (HRV). Three people were injured and at least 120 houses collapsed and 8,441 houses damaged in the Kalpin area. Ground cracks and earthquake lights were reported in the epicentral area. Felt at Akqi, Aksu, Bachu and Wasi. MAR 1991 08 11:36:28.4 60.904 167.023 13 G 6.4 6.6 1.3 492 EASTERN SIBERIA. Ms 6.6 (BRK), 6.4 (PAS). Mo=7.9*10**18 Nm (GS). Mo=1.0*10**19 Nm (HRV). Mo=3.0*10**19 Nm (PPT). Believed to be the largest earthquake ever located in this area. 25 18:02:41.5 39.887 113.923 10 G 5.1 5.5 1.2 108 NORTHEASTERN CHINA. ML 5.5 (BJI). Mo=1.6*10**17 Nm (HRV). One hundred thirty-one people injured and 1,328 houses damaged in the Datong area. APR 1991 04 15:23:20.7 -6.038 -77.130 21 G 6.0 6.3 1.0 356 NORTHERN PERU. Ms 6.4 (BRK), 5.9 (PAS). Mo=5.5*10**18 Nm (GS). Mo=4.5*10**18 Nm (HRV). Mo=5.0*10**18 (PPT). At least 10 people injured and 15 houses damaged (V) in the Rioja-Nueva Cajamarca area. Felt (V) at Moyobamba and Tarapoto, (IV) at Chachapoyas and (III) at Chiclayo, Trujillo and Piura. Also felt (III) in El Oso Province and (II) at Guayaquil and Quito, Ecuador. 05 04:19:49.5 -5.982 -77.094 20 G 6.5 6.8 1.0 534 NORTHERN PERU. Ms 6.7 (BRK), 6.4 (PAS). Mo=2.8*10**19 Nm (GS). Mo=5.1*10**19 Nm (HRV). Mo=5.0*10**19 Nm (PPT). Two events about 6 seconds apart. Depth based on second event. Fifty-three people killed, 252 injured and extensive damage (VII) to 8,063 homes in the Rioja-Moyobamba-Nueva Cajamarca area. Felt (VI) at Tarapoto, (V) at Chiclayo, (IV) at Trujillo and (II) at Lima. Felt throughout northern Peru. Felt (IV) at Guayaquil and (III) at Quito, Ecuador. Felt strongly in much of southern Ecuador. 06 14:34:20.7 -15.008 -175.521 16 D 5.8 6.7 1.1 233 TONGA ISLANDS. Ms 6.4 (BRK), 6.1 (PAS). Mo=1.1*10**19 Nm (GS). Mo=1.1*10**19 Nm (HRV). Mo=3.0*10**19 Nm (PPT). 18 09:18:30.4 37.457 68.273 33 N 5.4 5.1 1.0 193 AFGHANISTAN-USSR BORDER REGION. Mo=2.0*10**17 Nm (HRV). Several people killed and many injured in Badakhshan Province, Afghanistan. One person killed, 6 injured and about 1,000 buildings damaged (VII) in the Kabodiyen district, USSR. Landslides occurred in the Bogi-Dzhud area. Felt (VI) at Shaartuz, (IV) at Kolkhozabad and Leninskiy and (III) at Dushanbe, USSR. 22 21:56:51.8 9.685 -83.073 10 G 6.3 7.6 1.2 432 COSTA RICA. Ms 7.4 (BRK), 6.9 (PAS). Mo=1.1*10**20 Nm (GS). Mo=3.3*10**20 Nm (HRV). Mo=4.0*10**20 Nm (PPT). Forty-seven people killed, 109 injured, 7,439 homeless and severe damage (IX) in the Limon-Pandora area. Intensity X was observed in some zones of liquefaction within the epicentral area. Some damage (VI) also occurred in the San Jose-Alajuela area and landslides blocked roads between Limon and central Costa Rica. Twenty-eight people killed, 454 injured, 2,400 homeless and 866 buildings destroyed (VII-VIII) in the Guabito-Almirante-Bocas del Toro area, Panama. Slight damage (VI) also occurred at David and Puerto Armuelles, Panama. Felt (IV) at Colon and (III) at Panama City. Felt (III) in eastern El Salvador and (II) at San Salvador. Also felt in Nicaragua and Honduras and on San Andres Island, Colombia. Maximum uplift of 1.4 meters was observed near Limon and sandblows and liquefaction caused subsidence of soils in the Bocas del Toro area. Ground cracks also occurred in the epicentral area. A 2-meter tsunami with maximum runup of 300 meters was observed in the Cahuita-Puerto Viejo area, Costa Rica. Tsunamis were also reported on Bastimentos, Carenero and Colon Islands and at Portobelo, Panama. The maximum amplitude of the tsunami in Panama was about 0.6 m. A 7-cm tsunami (peak-to-trough) was recorded on the tide guage at Cristobal, Panama. Damage in Costa Rica estimated to be about 43 million U.S. dollars. 24 10:54:35.7 39.597 41.118 33 N 4.5 0.8 48 TURKEY. One person killed, 3 injured and some houses damaged in Erzurum Province. 29 09:12:48.1 42.453 43.673 17 G 6.2 7.0 1.2 500 WESTERN CAUCASUS. Ms 7.3 (BRK), 6.9 (PAS). Mo=3.3*10**19 Nm (HRV). Mo=8.0*10**19 Nm (PPT). Two events about three seconds apart. Depth based on second event. At least 114 people killed, about 1,000 injured, 70 missing, 67,000 homeless and severe damage (VIII) and landslides in the Dzhava-Chiatura-Ambrolauri area, USSR with 95 percent of buildings destroyed in the area. Felt (VI) in the Kutaisi area; (V) at Leninakan and Tbilisi; (IV) at Kirovakan and Spitak. Felt throughout the western Caucasus and Trans-Caucasus from Sukhumi to Groznyy and Yerevan, USSR. Landslides created a natural dam on the Patas River. This was breached several days later, causing additional damage in the Dzhava-Tskhinvali area. Also felt in Ardahan, Artvin, Kars and Rize Provinces, Turkey. MAY 1991 03 20:19:38.8 42.683 43.247 10 G 5.3 5.2 1.2 272 WESTERN CAUCASUS. Mo=3.1*10**17 Nm (HRV). At least 3 people killed by landslides in Georgia, USSR. 04 03:42:54.5 9.542 -82.418 10 G 5.6 6.2 1.3 256 PANAMA-COSTA RICA BORDER REGION. Ms 6.2 (BRK). Mo=2.1*10**18 Nm (HRV). Mo=3.0*10**18 Nm (PPT). Thirty-six people injured, 400 families homeless, ground cracks and liquefaction in the Changuinola- Almirante-Bocas del Toro area, Panama. Felt strongly at Limon, Costa Rica. Felt from the Central Valley of Costa Rica as far east as Santiago, Panama. 19 00:58:01.7 1.156 122.957 33 N 6.0 6.8 1.2 228 MINAHASSA PENINSULA. Ms 6.9 (BRK). Mo=3.2*10**19 Nm (GS). Mo=2.5*10**19 Nm (HRV). Mo=3.0*10**19 Nm (PPT). Felt (III) in the Manado area. Two events about 4.5 seconds apart. 26 10:59:48.9 5.865 116.746 33 N 5.1 4.5 1.1 88 KALIMANTAN. One person died from shock and there was slight damage at Ranau, Malaysia. Felt at Melapap, Kota Kinabulu, Papar and along parts of the west coast of Sabah, Malaysia. 26 12:26:00.2 40.730 15.765 8 5.1 4.8 1.1 207 SOUTHERN ITALY. ML 5.2 (ZAG), 5.0 (TTG). A few people injured and minor damage in the Potenza area. Felt in the Avellino-Matera-Naples area. Also felt at Salerno and Bari. 27 18:40:27.9 9.482 -82.694 10 G 5.0 5.0 1.1 53 PANAMA-COSTA RICA BORDER REGION. MD 5.1 (SJR). Mo=3.8*10**17 Nm (HRV). Several people injured slightly and damage (IV) at Changuinola, Panama. Felt (IV) on Bocas del Toro and Carenero Islands and (III) at Volcan and David, Panama. Also felt in Costa Rica. 30 13:17:41.9 54.567 -161.606 28 G 6.3 6.7 1.1 584 ALASKA PENINSULA. Ms 6.8 (BRK). Mo=1.9*10**19 Nm (GS). Mo=3.1*10**19 Nm (HRV). Mo=1.8*10**19 Nm (PPT). Felt (V) at Cold Bay, King Cove and Sand Point; (IV) at False Pass and Perryville; (III) at Chignik Lagoon. JUN 1991 10 17:35:49.4 23.771 -45.368 10 G 6.1 6.5 0.8 557 NORTH ATLANTIC RIDGE. Ms 6.8 (BRK). Mo=5.3*10**18 Nm (GS). Mo=3.3*10**18 Nm (HRV). Mo=6.0*10**18 Nm (PPT). 15 00:59:20.3 42.461 44.009 9 G 6.1 6.1 1.2 458 WESTERN CAUCASUS. Ms 6.5 (BRK). Mo=1.5*10**18 Nm (GS). Mo=2.9*10**18 Nm (HRV). Mo=4.0*10**18 (PPT). Two events about 2 seconds apart. Depth based on second event. At least 8 people killed, 200 injured and extensive damage (VIII) in the Dzhava-Tskhinvali area, USSR. Felt (VI) at Kutaisi, Sukhumi and Tbilisi and (V) in northwestern Azerbaijan. Landslides occurred at Khieti. 15 01:13:21.4 -58.285 -24.183 52 D 5.8 6.5 1.2 190 SOUTH SANDWICH ISLANDS REGION. Ms 6.3 (BRK). Mo=2.7*10**18 Nm (GS). Mo=7.7*10**18 Nm (HRV). Mo=5.0*10**18 Nm (PPT). 15 11:15:28.0 15.119 120.355 10 G 5.7 5.5 1.0 213 LUZON, PHILIPPINE ISLANDS. Mo=2.8*10**17 Nm (HRV). Felt at Manila. This is the largest of a series of earthquakes associated with the eruption of Pinatubo Volcano. At least 137 people were killed and extensive damage was caused in Zambales Province by the eruptions. 20 05:18:52.5 1.196 122.787 31 G 6.2 7.0 1.2 367 MINAHASSA PENINSULA. Ms 7.2 (BRK). Mo=1.6*10**20 Nm (GS). Mo=2.3*10**20 Nm (HRV). At least 1,500 houses were damaged (VI) in the Gorontalo area. Felt (IV) in the Manado area and (II) at Poso. 21 06:27:39.9 13.399 -89.618 77 5.3 1.1 249 EL SALVADOR. Mo=6.3*10**17 Nm (HRV). Mo=1.0*10**18 Nm (PPT). One person killed and three injured when a short circuit caused a fire in a home in the San Salvador area. Felt (IV) at San Salvador. Felt lightly in Guatemala City, Guatemala. 28 14:43:54.5& 34.262 -118.002 11 5.8 5.1 297 SOUTHERN CALIFORNIA.. ML 5.4 (PAS), 5.7 (BRK). Mo=3.5*10**17 Nm (HRV). Mo=3.0*10**17 Nm (PPT). One person killed at Arcadia and one person died from a heart attack at Glendale. At least 100 people were injured although most involved only minor cuts and bruises. Damage in the Arcadia, Monrovia, Pasadena, San Marino and Sierra Madre areas estimated at 33.5 million dollars. Maximum intensity VII at Arcadia, Monrovia, Pasadena and Sierra Madre. Some rockslides occurred on mountain roads. Felt strongly throughout much of southern California from Santa Barbara to San Diego and east as far as the Palm Springs-Indio area. JUL 1991 04 11:43:10.4 -8.099 124.681 29 6.2 6.5 1.1 328 TIMOR. Mo=2.3*10**19 Nm (GS). Mo=1.5*10**19 Nm (HRV). Mo=2.0*10**19 Nm (PPT). Two events about 2.5 seconds apart. Twenty-three people killed, 181 injured, at least 5,400 left homeless and about 1,150 buildings destroyed at Kalabahi, Alor. Estimated 7.7 million U.S. dollars damage occurred in the epicentral area. Felt at Dili. 06 12:19:49.5 -13.108 -72.187 105 G 6.2 1.2 449 PERU. mb 6.5 (BRK). Mo=3.1*10*19 Nm (GS). Mo=1.8*10**19 Nm (HRV). Mo=1.3*10**19 Nm (PPT). Two events about 4 seconds apart. Some damage (VI) at Cuzco. Felt (V) at Abancay. Also felt at Lima and Ica. Felt (II) at La Paz, Bolivia. 12 10:42:21.2 45.364 21.057 11 D 5.3 5.7 1.3 298 ROMANIA. MD 5.3 (TTG), 5.3 (TRI). ML 5.2 (BRA), 5.0 (KRA). Mo=2.5*10**17 Nm (HRV). At least 2 people killed, 30 injured and some buildings damaged (VIII) in the Banloc-Deta-Timisoara area. Slight damage at Belgrade, Yugoslavia. Felt in Subotica-Nis area, Yugoslavia. Also felt at Sofia, Bulgaria and Szeged, Hungary. 13 02:50:14.6 42.182 -125.641 11 G 6.2 6.9 1.0 535 OFF COAST OF OREGON. ML 6.7 (BRK). Mo=1.9*10**19 Nm (GS). Mo=2.1*10**19 Nm (HRV). Mo=3.0*10**19 Nm (PPT). Felt (V) at Coquille, Harbor and Reedsport, Oregon. Felt (IV) at Bandon, Coos Bay, Langlois, Ophir, Port Orford and Wedderburn, Oregon. Also felt (IV) at Crescent City and Klamath, California. Felt throughout much of western Oregon and northern California. 18 11:56:30.6 44.888 22.407 12 G 5.7 5.5 1.2 436 ROMANIA. Ms 5.6 (BRK). ML 5.5 (TTG). Mo=1.3*10**17 Nm (GS). Mo=2.9*10**17 Nm (HRV). At least 615 houses damaged (VIII) in the Orsova area. Landslides occurred in the epicentral area. Felt strongly in western Romania and (IV) in northwestern Bulgaria. Also felt in southeastern Hungary and in parts of Yugoslavia. 23 19:44:50.2 -15.679 -71.574 5 G 5.0 4.7 1.3 51 SOUTHERN PERU. Mo=9.1*10**16 Nm (HRV). At least 12 people killed, 30 injured and about 80 missing in the Maca-Chivay area. Felt (V) at Maca, Yanque, Ichupampa and Achoma. Felt (II) at Arequipa. Landslides occurred in the epicentral area. 24 09:45:41.8 36.520 44.066 26 D 5.4 5.1 1.1 273 IRAN-IRAQ BORDER REGION. Mo=2.2*10**17 Nm (HRV). At least 20 people killed, many injured; at least 100 houses destroyed and many damaged in the Arbil-Dibs area, Iraq. Felt at Mahabad and Piranshahr, Iran. AUG 1991 14 19:15:03.6 -13.593 167.607 14 G 6.1 6.6 1.3 355 VANUATU ISLANDS. Mo=6.6*10**18 Nm (HRV). Mo=2.0*10*d19 Nm (PPT). 17 19:29:40.0& 40.235 -124.348 12 6.0 6.2 507 NEAR COAST OF NORTHERN CALIF. . ML 6.0 (BRK). Mo=3.3*10**18 Nm (GS). Mo=1.9*10**18 Nm (HRV). Mo=3.0*10**18 Nm (PPT). Damage (VII) at Honeydew and Whitethorn. Slight damage (VI) at Garberville, Myers Flat and Piercy. Also slight damage and landslides in the Petrolia area. Felt (V) at Alderpoint, Carlotta, Covelo, Fields Landing, Finley, Fortuna, Fort Bragg, Leggett, Loleta, Manchester, Phillipsville, Redcrest, Redway, Rio Dell, Salyer, Weott, Westport, Willits and Zenia. Felt from Grants Pass, Oregon south as far as Sacramento and San Francisco. 17 22:17:14.6 41.821 -125.397 14 G 6.2 7.1 1.2 431 OFF COAST OF NORTHERN CALIFORNIA. ML 6.8 (BRK). Mo=2.3*10**19 Nm (GS). Mo=4.4*10**19 Nm (HRV). Mo=6.0*10**19 Nm (PPT). Felt (V) at Klamath, Phillipsville, Rio Dell and Trinidad; (IV) at Bridgeville, Fortuna, Myers Flat and Whitethorn. Also felt (V) at Lakeside, North Bend and Pistol River, Oregon; (IV) at Coos Bay, Coquille, Murphy, Reedsport, Rogue River, Roseburg, Sixes and Scottburg, Oregon. Felt as far as Sacramento, California and Eugene, Oregon. SEP 1991 18 09:48:13.1 14.646 -90.986 5 G 5.7 6.1 1.3 271 GUATEMALA. Ms 6.2 (BRK). Mo=2.1*10**18 Nm (GS). Mo=2.2*10**18 Nm (HRV). Mo=3.0*10**18 Nm (PPT). At least 25 people killed, more thanhomeless and extensive damage in the Pochuta-Solola area. Landslides blocked many roads in the epicentral area. Felt (IV) at Guatemala City. Also felt (II) at San Salvador, El Salvador. 28 20:26:56.1 -5.814 150.959 28 G 5.8 6.6 1.1 370 NEW BRITAIN REGION, P.N.G. Ms 7.1 (BRK). Mo=9.8*10**18 Nm (GS). Mo=8.2*10**18 Nm (HRV). Mo=1.3*10**19 Nm (PPT). Two events about 2.3 seconds apart. 30 00:21:46.4 -20.878 -178.591 566 G 6.3 1.0 452 FIJI ISLANDS REGION. mb 6.5 (BRK). Mo=2.3*10**19 Nm (GS). Mo=3.1*10**19 Nm (HRV). Mo=3.0*10**19 Nm (PPT). OCT 1991 14 15:58:12.7 -9.094 158.442 23 D 6.3 7.1 1.3 377 SOLOMON ISLANDS. Ms 7.0 (BRK). Mo=6.4*10**19 Nm (GS). Mo=7.8*10**19 Nm (HRV). Mo=8.0*10**19 Nm (PPT). Two events about 10 seconds apart. Felt strongly throughout the Solomon Islands. 19 21:23:14.3 30.780 78.774 10 D 6.5 7.0 1.2 525 NORTHERN INDIA. Ms 7.0 (BRK). Mo=1.8*10**19 Nm (GS). Mo=1.8*10**19 Nm (HRV). Mo=6.0*10**18 Nm (PPT). Two events about 1.6 seconds apart. At least 2,000 people killed, more than 1,800 injured and 18,000 buildings destroyed in the Chamoli-Uttarkashi area. Some damage occurred at Chandigarh and New Delhi. Felt in northern India, western Nepal and northeastern Pakistan. Landslides occurred in the epicentral area. A 30-meter deep crack was noted in the Uttarkashi area. 28 01:09:10.8 33.827 131.222 17 D 5.1 4.9 1.1 115 KYUSHU, JAPAN. Mo=7.5*10**16 Nm (HRV). One person slightly injured in Yamaguchi Prefecture, Honshu. Felt (IV JMA) at Fukuoka, Kyushu and (III JMA) in southwestern Honshu. Also felt on Shikoku. Felt (III) at Iwakuni, Honshu. NOV 1991 01 16:23:22.3 -30.255 -177.981 21 G 6.4 6.5 1.1 484 KERMADEC ISLANDS, NEW ZEALAND. Ms 6.7 (BRK). Mo=9.5*10**18 Nm (GS). Mo=9.4*10**18 Nm (HRV). Mo=1.0*10**19 Nm (PPT). Two events about 5 seconds apart. Felt on Raoul Island. 04 01:50:31.6 30.666 50.218 39 5.4 5.4 1.2 298 NORTHERN IRAN. Mo=3.1*10**17 Nm (HRV). Fifty-one people injured and 290 houses destroyed or damaged in the Behbahan area. 10 15:19:14.2 30.585 50.268 44 5.0 4.4 1.1 195 NORTHERN IRAN. Fifteen people injured and damage in the Behbahan area. Also damage at Deh Dasht. 13 11:12:13.2 8.361 126.371 36 G 6.1 6.4 1.2 399 MINDANAO, PHILIPPINE ISLANDS. Ms 6.5 (BRK). Mo=1.6*10**19 Nm (GS). Mo=1.0*10**19 Nm (HRV). Mo=1.0*10**19 Nm (PPT). Some damage (VI RF) was reported in the Bislig-Butuan-Surigao area. Felt (IV RF) at Cagayan de Oro, (III RF) on Camiguin and (II RF) on Cebu. 19 22:28:51.0 4.554 -77.442 21 D 6.4 7.0 1.2 447 NEAR WEST COAST OF COLOMBIA. MD 6.8 (UVC). Ms 6.4 (BRK). Mo=5.0*10**19 Nm (GS). Mo=7.3*10**19 Nm (HRV). Mo=5.0*10**19 Nm (PPT). Complex event. Two people killed and 28 houses damaged in Choco Department. Minor damage (VI) to buildings in the Buenaventura and Cali areas. Felt strongly in many parts of western Colombia. Felt (II) at Quito and Guayaquil, Ecuador. 22 00:40:23.9 13.887 44.068 10 G 4.7 1.1 40 WESTERN ARABIAN PENINSULA. Ten people killed, 39 injured, 17 houses destroyed and 87 damaged in western Yemen. 28 17:19:55.5 36.924 49.603 16 D 5.6 5.0 1.0 349 WESTERN IRAN. Mo=3.2*10**17 Nm (HRV). At least one person killed, 70 injured and damage in the Rudbar area. Landslides occurred on the road between Rudbar and Rasht. Felt in other parts of northern Iran and at Tehran. DEC 1991 02 08:49:40.2 45.498 21.115 9 5.2 5.6 1.1 281 ROMANIA. ML 5.5 (LJU), 5.1 (WAR), 4.9 (TIR). MD 5.5 (VIE), 5.4 (TTG). Mo=1.9*10**17 Nm (HRV). Mo=2.0*10**17 Nm (PPT). Some people injured, about 4,500 people homeless and more than 5,000 buildings damaged (VIII) in the Voiteg area. Slight damage in the Belgrade area, Yugoslavia. Felt along much of the Romania-Yugoslavia border. Also felt in southern Hungary. 11 20:39:39.2 -23.368 171.044 37 D 5.8 6.5 1.4 418 LOYALTY ISLANDS REGION. MS 6.3 (BRK). Mo=6.4*10**18 Nm (HRV). Mo=4.0*10**18 Nm (PPT). 13 02:33:51.8 45.578 151.560 30 G 6.1 6.6 1.1 509 KURIL ISLANDS. Ms 6.2 (BRK). Mo=8.1*10**18 Nm (HRV). Mo=1.3*10**19 Nm (PPT). 19 01:33:40.4 45.253 151.176 27 G 6.0 6.6 1.0 529 KURIL ISLANDS. Ms 6.4 (BRK). Felt (III) at Kurilsk. Mo=1.5*10**19 Nm (HRV). Mo=1.0*10**19 Nm (PPT). Two events about 1.6 seconds apart. 22 08:43:13.4 45.533 151.021 25 D 6.3 7.4 0.9 552 KURIL ISLANDS. Ms 7.3 (BRK). Mo=2.2*10**20 Nm (GS). Mo=2.8*10**20 Nm (HRV). Mo=2.5*10**20 Nm (PPT). Complex event. Felt. 27 04:05:58.2 -56.032 -25.266 10 G 6.2 7.2 1.4 341 SOUTH SANDWICH ISLANDS REGION. Ms 7.1 (BRK). Mo=5.9*10**19 Nm (GS). Mo=6.0*10**19 Nm (HRV). Mo=1.3*10**20 Nm (PPT). Complex event. 28 00:52:10.1 -56.102 -24.614 10 G 6.1 6.7 1.1 285 SOUTH SANDWICH ISLANDS REGION. Ms 6.5 (BRK). Mo=7.1*10**18 Nm (GS). Mo=9.9*10**18 Nm (HRV). Mo=2.0*10**19 Nm (PPT). Compiled by Waverly J. Person