Significant Earthquakes of the World

1984


  
				      SIGNIFICANT EARTHQUAKES OF THE WORLD, 1984
									   
Earthquakes of magnitude 6.5 or greater or ones that caused fatalities,
injuries or substantial damage.


 DATE    ORIGIN TIME     GEOGRAPHIC      DEPTH  MAGNITUDES SD   NO.      REGION,  CONTRIBUTED  MAGNITUDES  AND  COMMENTS
            UTC         COORDINATES               GS            STA
         HR MN SEC     LAT       LONG            MB  Msz       USED

1984

 DATE    ORIGIN TIME     GEOGRAPHIC      DEPTH  MAGNITUDES SD   NO.      REGION,  CONTRIBUTED  MAGNITUDES  AND  COMMENTS
            UTC         COORDINATES               GS            STA
         HR MN SEC     LAT       LONG            MB  Msz       USED

Jan 1    09 03 38.8    33.68 N 136.89 E  368	 6.5      1.2	412	NEAR SOUTH COAST OF SOUTHERN HONSHU, JAPAN.  
									mb 6.6 (BRK), 6.6 (PAL).  Mo=6.7*10**19 Nm (GS). 
									Mo=6.0*10**19 Nm (HRV).  Felt from Hokkaido to 
									Kyushu.  The focal mechanism is moderately well 
									controlled and corresponds to reverse faulting.

Jan 8    15 24 13.5     2.82 S 118.81 E   33 N   6.0 6.6  1.3	240	SULAWESI.  Ms 6.7 (BRK).  Mo=3.8*10**19 Nm (GS).
									Mo=1.5*10**19 Nm (HRV).  Two people killed, 23 
									injured, and damage to buildings in the Mamuju 
									area.  The focal mechanism is poorly controlled 
									and corresponds to reverse faulting.  

Jan 25	 19 36 12.0&   47.50 N 116.00 W    1 G  		  4	WESTERN IDAHO.  . ML 2.3 (NEIS).  One person
									killed and one injured.  Rockburst in the Lucky 
									Friday mine near Wallace, Idaho.

Feb 1    14 22 07.9    34.62 N  70.48 E   33 N	 5.9 5.8   1.2	298	AFGHANISTAN.  Mo=1.1*10**18 Nm (GS).  
									Mo=1.4*10**18 Nm (HRV).  One person killed, 35 
									injured, and damage in the Jalalabad area.  Felt 
									(IV) in the Ishkashim-Khorog area, USSR.  Felt 
									also in northwestern Pakistan.

Feb 7    21 33 21.4    10.01 S 160.47 E   18 D	 6.6 7.5   1.4	318	SOLOMON ISLANDS.  Ms 7.5 (BRK), 7.7 (PAL), 
									7.3 (PAS).  Mo=5.1*10**19 Nm (GS).  
									Mo=2.5*10**20 Nm (HRV).  Damage in southern 
									Guadalcanal and some landslides reported. Felt 
									throughout the Solomon Islands, (VI) at Honiara, 
									and (III) at Rabaul, New Britain.  The focal 
									mechanism is poorly controlled and corresponds 
									to reverse faulting.

Feb 13   16 53 00.7    35.50 N 139.10 E   47	 5.3 4.8   1.0	199	NEAR SOUTH COAST OF HONSHU, JAPAN.  Two people 
									injured and slight damage in the Tokyo area.  
									Felt (III JMA) in the Tokyo-Yokohama area and 
									at Kofu, and (II JMA) in the Kumagaya-Mishima 
									area and on Oshima.  

Mar 3    08 32 15.5    43.31 N  20.98 E   10 G   4.6	   1.1	 98	YUGOSLAVIA.  ML 4.2 (TIR), 4.0 (TTG).  Three
									people injured slightly and damage in southeastern 
									Yugoslavia.  

Mar 5    03 33 50.9     8.15 N 123.76 E  649 D	 6.5       0.9	489	MINDANAO, PHILIPPINE ISLANDS.  mb 6.6 (BRK).  
									Mo=9.4*10**19 Nm (GS).  Mo=9.3*10**19 Nm (HRV).
									Felt (II RF) on Mindanao, Leyte, and Panay.
									The focal mechanism is well controlled and 
									corresponds to normal faulting.

Mar 6    02 17 21.2    29.38 N 138.94 E  457 D	 6.2       1.0	477	SOUTH OF HONSHU, JAPAN. mb 6.6 (BRK).  
									Mo=1.3*10**20 Nm (GS).  Mo=1.4*10**20 Nm (HRV).  
									One person died from a heart attack in Yokohama 
									and one person injured in the Tokyo area. Felt 
									(IV JMA) on Honshu.  The focal mechanism is 
									moderately well controlled and corresponds to 
									reverse faulting.

Mar 19   20 28 38.2    40.32 N  63.35 E   15 D	 6.5 7.0   0.9	427	UZBEK SSR.  Ms 7.1 (BRK).  Mo=4.0*10**19 Nm (GS).
									Mo=3.1*10**19 Nm (HRV).  At least 100 people 
	 injured and extensive damage (IX) in the Gazli area.  Damage (VIII) at Dzhangeldy and (VII) in the Bukhara area. 
	 Felt (VI) at Samarkand, (V) at Dzhizak, and (IV) at Tashkent. Felt (VI) at Mary and (V) at Ashkhabad, Turkmeniya.  
	 Felt (III) at Leninabad and (II) at Khorog, Tajikistan.  Felt (III) at Chimkent, Kazakhstan.  Felt (II) at Frunze, 
	 Kirghiziya.  Also felt at Mashhad, Iran.  The focal mechanism is poorly controlled and corresponds to reverse
	 faulting.

Mar 24   09 44 02.6    44.12 N 148.19 E   44 D	 6.1 7.0   1.2	400	KURIL ISLANDS.  Ms 6.7 (BRK).  
									Mo=6.4*10**19 Nm (HRV).  Possible multiple event.  
									Felt (V) at Yuzhno-Kurilsk and (IV) on 	Shikotan.  
									Felt (II JMA) at Nemuro, Obihiro and Urakawa, 
									Hokkaido, and at Hachinohe and Miyako, 	Honshu.  
									Fourteen-centimeter tsunami recorded at Nemuro, 
									Hokkaido.  The focal mechanism is poorly controlled
									and corresponds to reverse faulting.  

Mar 27   20 06 33.2     4.65 S 145.81 E   28	 5.8 6.6   1.2	194	NEAR NORTH COAST OF NEW GUINEA, PAPUA NEW GUINEA.  
									Ms 6.8 (BRK).  	Mo=4.9*10**18 Nm (GS).  
									Mo=5.6*10**18 Nm (HRV).  Eleven people injured 
									and many buildings destroyed (VIII) on Karkar.  
									Minor ground fissures and two holes 3-7 meters 
									in diameter and 2 meters deep occurred.  The focal 
									mechanism is moderately well controlled and 
									corresponds to strike-slip faulting.

Apr 22   17 39 23.1    43.62 N  10.19 E   15	 4.3 	   1.1	 83	CENTRAL ITALY.  ML 4.7 (KBA), 4.3 (TRI),
									4.2 (LDG).  Three people died of heart attacks. 
                                                                        Damage (VI) in the Livorno-Pisa area.

Apr 24   21 15 19.0&   37.32 N 121.70 W    8 G	 5.7 6.1   	273	CENTRAL CALIFORNIA.  ML 6.2 (BRK).  
									Mo=6.9*10**18 Nm (GS).  Mo=2.1*10**18 Nm (HRV).
	 Twenty-one people sustained minor injuries in the Morgan Hill-San Jose area.  Maximum intensity VII in the 
	 Morgan Hill area. Damage from the earthquake estimated at 7.5 million dollars with the most damage occurring 
	 in the Jackson Oaks subdivision east of Morgan Hill.  The earthquake was felt from Bakersfield to Sacramento 
	 and from San Francisco to Reno.  The focal mechanism is moderately well controlled and corresponds to strike-slip 
	 faulting.

Apr 29   05 03 00.0    43.26 N  12.56 E   12	 5.2 5.3   1.3	202	CENTRAL ITALY.  ML 6.1 (FUR), 5.6 (TRI).
									Mo=3.4*10**17 Nm (HRV).  Thirty-six people 
									injured and extensive damage (VIII) in the 
									Assisi-Gubbio-Perugia area.  About 7,500 people 
									homeless.  Felt strongly in central Italy.

May 7    17 49 41.6    41.77 N  13.90 E   10 G	 5.5 5.8   1.2	302	SOUTHERN ITALY.  Ms 5.8 (BRK), ML 6.0 (TRI). 
								        Mo=7.8*10**17 Nm (HRV).  Three people killed, 
									at least 100 injured, and extensive damage 
									(VIII) in the Abruzzo area.  Felt throughout 
									southern Italy.

May 11   10 41 49.9    41.83 N  13.96 E   14	 5.2 5.2   1.2	259	SOUTHERN ITALY.  ML 5.4 (TRI).  
									Mo=2.0*10**17 Nm (HRV).  Three people died 
									from heart attacks, at least 63 injured, and 
									damage (VIII) in the Abruzzo region. Felt at 
									Rome and Naples.

May 13   12 45 55.8    42.97 N  17.73 E   30	 5.1 5.1   1.2	190	ADRIATIC SEA.  Mo=1.7*10**17 Nm (HRV).
									One person killed from rockfalls in the 
									Hercegovina region of Yugoslavia. Felt (VII) 
									at Dubrovnik and (IV) at Titograd, Yugoslavia 
									and (III) at Trieste, Italy.

May 21   15 38 58.7    32.69 N 121.51 E   18	 5.7 6.0   1.3	187	EASTERN CHINA.  Ms 5.8 (BRK).  
									Mo=1.3*10**18 Nm (GS).  Mo=1.2*10**18 Nm (HRV).
									Several people injured jumping from buildings 
									and slight damage in the southern Shanghai-Rudong 
									area. Felt throughout southern Jiangsu Province 
									and at Hefei.  Felt on about 200 fishing boats 
									in the Yellow Sea.  The focal mechanism is 
									moderately well controlled and corresponds to 
									strike-slip faulting.

May 26   03 58 56.9    43.55 S  38.94 E   10 G	 5.7 6.4   1.3	135	PRINCE EDWARD ISLAND REGION.  Ms 6.5 (PAS).  
									Mo=1.3*10**19 Nm (HRV).  Possibly felt on Marion 
									Island.  

May 30	 00 39 45.2    34.89 N 134.60 E    26	 5.0 4.5   1.3 	122	NEAR SOUTH COAST OF SOUTHERN HONSHU.  One person
									injured in Hyogo Prefecture.  Felt (IV JMA) at 
									Himeji and (III JMA) in the Tottori-Kobe area, 
									Honshu and Takamatsu-Kochi area, Shikoku.  Felt 
									throughout southwestern Honshu, northern Shikoku 
									and on Dago.

June 20  14 12 27.0&   46.58 N  80.80 W    1 G			  5	ONTARIO.  . mbLg 3.4 (OTT).  Four miners 
									killed.  Rockburst in the Falconbridge Mine.  

June 24  11 17 11.9    17.98 N  69.34 W   24	 6.0 6.7   1.0	331	DOMINICAN REPUBLIC REGION.  Ms 6.6 (BRK).  
									6.3 (PAS), 6.5 (PAL).  Mo=2.7*10**19 (GS).
									Mo=1.4*10**19 Nm (HRV).  Felt strongly (V) in the 
									Dominican Republic.  Also felt on Puerto Rico and 
									at Caracas, Venezuela.  The focal mechanism is 
									moderately well controlled and corresponds to 
									strike-slip faulting.

June 24  18 18 51.0    18.01 N  69.20 W   32	 5.1 4.7   1.0	150	DOMINICAN REPUBLIC REGION.  Mo=7.4*10**16 Nm (HRV).
									Five people killed in the Bayaguana area.  Felt 
									throughout eastern Dominican Republic.

July 2   04 50 44.1    16.80 N  98.44 W   47	 5.9 6.0   1.0	231	NEAR COAST OF GUERRERO, MEXICO.  Ms 6.5 (BRK),
									5.8 (PAS).  Mo=4.7*10**18 Nm (GS). 
									Mo=2.0*10**18 Nm (HRV).  Minor damage at Mexico
									City.  The focal mechanism is moderately well 
									controlled and corresponds to reverse faulting.

July 5   05 21 48.9     6.06 S 154.42 E   33 N	 6.0 6.5   1.1	238	SOLOMON ISLANDS.  Ms 6.8 (BRK), 6.7 (PAS).  
									Mo=9.2*10**18 Nm (GS).  Mo=9.0*10**18 Nm (HRV).
									Felt (IV) on Bougainville. Sand blows reported 
									along the Jaba River.  The focal mechanism is 
									moderately well controlled and corresponds to 
									reverse faulting.

July 19	 06 56 10.4    52.88 N   4.20 W	  13	 5.0 4.7   1.1 	158	UNITED KINGDOM.  ML 5.4 (BGS).  Minor injuries
									and damage (VI) in northern Wales.  Rockslides 
									occurred at Tremadoc, Gwynedd County, Wales.  
									Felt (V) in eastern Ireland.  Felt throughout 
									Wales, in western England and in parts of 
									Scotland.	

Aug 6    19 06 38.3    32.39 N 131.95 E   46 	 6.3 6.7   1.2	475	KYUSHU, JAPAN.  Ms 6.9 (BRK).  
									Mo=1.7*10**19 Nm (GS).  Mo=2.9*10**19 Nm (HRV).
									Nine people injured slightly and damage (IV JMA) 
									on Kyushu.  An 18-centimeter tsunami was 
									reported at Nobeoka.  Felt also (IV JMA) in 
									southwestern Shikoku.  The focal mechanism is 
									moderately well controlled and corresponds to 
									strike-slip faulting.

Aug 27   06 41 26.2     1.76 N  99.08 E   33	 5.1 5.2   1.4	 99	NORTHERN SUMATERA.   Mo=3.0*10**17 Nm (HRV).
									One hundred twenty-three people injured and 405
									buildings damaged in the Tarutung area.  Felt at 
									Kuala Lumpur and Pinang, Malaysia.

Sep 7    00 44 41.7    43.31 N  20.96 E   13	 5.1 4.7   1.2	192	YUGOSLAVIA.  ML 5.1 (SKO), 5.3 (TRI).  
									Mo=5.3*10**16 Nm (HRV).  Two people injured 
									and damage (VIII) in in the Brus-Kopaonik area. 
									Felt widely in eastern Yugoslavia.

Sep 10   03 14 10.1    40.50 N 126.83 W   10 G	 6.1 6.7   1.0  267	OFF COAST OF NORTHERN CALIFORNIA.  
									ML 6.6 (BRK).  Mo=1.2*10**19 Nm (GS).
	 Mo=1.0*10**19 Nm (HRV).  Felt (V) at Miranda, California and (IV) at Alderpoint, Branscomb, Comptche, Ferndale, 
	 Findley, Salyer, Samoa, San Francisco, and Willits, California.  Felt from the San Francisco Bay area to 
	 Roseburg, Oregon.  The focal mechanism is well controlled and corresponds to strike-slip faulting.

Sep 13   23 48 49.9    35.79 N 137.49 E   10 G	 6.0 6.1   1.2	456	HONSHU, JAPAN.  Ms 6.3 (BRK).  
									Mo=2.5*10**18 (GS).  Mo=2.6*10**18 Nm (HRV).
	 At least 24 people killed and severe damage and landslides (IV JMA) in the Otaki area. Felt (IV JMA) at Iida 
	 and and Kofu; (III JMA) in the Tokyo-Yokohama, Kyoto-Nagoya and Nagano-Toyama areas; (II JMA) at Tateyama, 
	 Utsunomiya and on Oshima; (I JMA) at Ajiro, Mito, Aikawa and on Dogo.  The focal mechanism is poorly controlled 
	 and corresponds to reverse faulting.

Sep 18   13 26 01.8    40.89 N  42.22 E   10 G	 5.3 6.4   1.2	195	TURKEY.  Mo=2.2*10**17 Nm (HRV).  Three people 
									killed, 38 injured, and 75,000 houses destroyed 
									or damaged in the Olur-Senkaya area.

Sep 18   17 02 44.3    34.01 N 141.50 E   48	 6.6 6.9   1.0	524	OFF EAST COAST OF HONSHU, JAPAN.  Ms 6.9 (BRK).  
									Mo=2.0*10**19 Nm (GS).  Mo=2.1*10**19 Nm (HRV).
									Felt (IV JMA) at Tateyama and (III JMA) at Tokyo. 
									Felt along the east coast of central and northern 
									Honshu. Also felt in southern Hokkaido.  Local 
									tsunami reported: 11 cm on Hachijo-jima, 10 cm at 
									Ishinomaki, 5 cm at Onahama, and 3 cm at Tateyama.
									The focal mechanism is moderately well controlled 
									and corresponds to normal faulting.

Sep 28   00 03 34.54   25.85 S 175.91 W   21	 6.4 6.8   1.1	387	SOUTH OF TONGA ISLANDS.  Ms 6.7 (BRK).  
									Mo=8.3*10**18 Nm (GS).  Mo=7.8*10**18 Nm (HRV).
									Felt on Raoul Island, Kermadec Islands.  The focal 
									mechanism is poorly controlled and corresponds to 
									normal faulting.

Oct 9    04 30 42.4    37.01 N  21.76 E   27	 5.0 4.5   1.3	192	SOUTHERN GREECE.  ML 4.7 (ATH).  One person injured 
									and many homes damaged in the Messina area.

Oct 12	 18 21 47.3    16.68 S 177.11 E	  13	 5.6 6.1   1.1	158	FIJI ISLANDS.  Ms 6.5 (BRK), 6.1 (PAS).
									Mo=2.9*10**18 Nm (HRV).  Felt (V) on Yasawa and 
									(IV) on Vanua Levu.

Oct 15   10 21 07.5    15.86 S 173.64 W  128 D	 6.5       1.2	397	TONGA ISLANDS.  mb 6.9 (BRK), 7.1 (PAS).  
									Mo=8.1*10**19 (GS).  Mo=5.0*10**19 Nm (HRV).
									Felt (V) at Apia, Samoa Islands.  The focal 
									mechanism is poorly controlled 	and corresponds 
									to reverse faulting.

Oct 18   09 46 24.6    40.55 N  42.40 E   60	 5.3       1.1	181	TURKEY.  Mo=1.5*10**17 Nm (HRV).  Three people 
									killed, 35 injured, and 75,000 homes damaged in 
									the Erzurum-Senkaya area.

Oct 25   01 11 54.2    37.74 N  15.41 E   33 N	 4.4       0.9	 25	SICILY.  Twelve people injured and many homes 
                                                                        damaged.

Nov 1    04 48 50.2     8.19 N  38.79 W   10 G	 6.5 7.1   1.0	373	CENTRAL MID-ATLANTIC RIDGE.  Ms 7.4 (BRK),
									6.9 (PAS).  Mo=5.0*10**19 Nm (GS).  
									Mo=4.0*10**19 Nm (HRV).  Felt in northeastern 
									Brazil.  The focal mechanism is moderately well 
									controlled and corresponds to strike-slip 
									faulting.

Nov 14	 11 58 18.3    17.13 N  73.82 E	  10 G	 4.6	   0.8	 28	INDIA.  Two people injured slightly at Bombay.
									Felt in the Bombay-Belgaum area.

Nov 17   06 49 30.0     0.20 N  98.03 E   33 N	 6.3 7.2   1.1	440	NORTHERN SUMATERA.  Ms 7.4 (BRK), 7.2 (PAS).
									Mo=3.3*10**19 Nm (GS).  Mo=5.8*10**19 Nm (HRV).
									One person injured and two buildings damaged on 
									Nias.  Felt strongly in many parts of northern 
									Sumatera from Padang to Medan.  The focal 
									mechanism is poorly controlled and corresponds 
									to reverse faulting.

Nov 17	 22 43 39.7    18.40 S 175.70 W	  33 N   5.4 6.1   1.4	104	TONGA ISLANDS.  Ms 6.6 (BRK), 6.2 (PAS).
									Mo=2.6*10**18 Nm (HRV).  

Nov 23	 04 45 53.2     7.99 S 102.26 E   33 N   6.0 6.7   1.2	213	SOUTHWEST OF SUMATERA.  Mo=4.4*10**18 Nm (HRV).  
									Felt at Jakarta, Java.  The focal mechanism 
									is poorly controlled and corresponds to 
									strike-slip faulting.

Nov 23   04 46 06.3    14.31 S 171.28 E   33 N	 6.0 6.7   1.2	130	VANATU ISLANDS REGION.  Ms 7.1 (BRK), 6.8 (PAS).
									Mo=1.9*10**19 Nm (HRV).

Nov 26	 16 21 47.0&   37.47 N 118.70 W	  10 G   5.1 4.7   	128	CALIFORNIA-NEVADA BORDER REGION. .  
									ML 5.6 (BRK),  5.5 (PAS).  Mo=2.4*10**23 (BRK).
									Mo=6.0*10**16 Nm (HRV).  One man injured in an
									avalanche triggered by the earthquake.  Felt (V)
									at Bishop.  Felt throughout much of central 
									California and in parts of western Nevada.

Dec 28   10 37 53.7    56.19 N 163.46 E   33 N	 6.2 7.0   1.1	401	NEAR EAST COAST OF KAMCHATKA.  Ms 6.7 (BRK),
									6.4 (PAS).  Mo=1.4*10**19 Nm (GS).
									Mo=1.4*10**19 Nm (HRV).  The focal mechanism is 
									moderately well controlled and corresponds to 
									strike-slip faulting.

Dec 30   21 36 56.4    36.66 S 177.51 E   39	 6.2 6.8   1.4	123	OFF EAST COAST OF NORTH ISLAND, NEW ZEALAND.  
									Ms 6.8 (BRK), 6.6 (PAS).  Mo=1.8*10**19 Nm (HRV).
									Felt at Auckland and in western Bay of Plenty.

Dec 30   23 33 37.7    24.64 N  92.89 E   23	 5.6 	   1.1	193	INDIA-BANGLADESH BORDER REGION.  
									Mo=1.3*10**18 Nm (HRV).  Twenty people killed, 
									about 100 injured, 10,000 homeless and extensive 
									damage in southern Assam, India.


					OTHER NOTABLE NORTH AMERICAN EARTHQUAKES

1984

Oct 18   15 30 23.0    42.38 N 105.72 W   33 N	 5.4 5.1   0.8	146	WYOMING.  ML 5.5 (GS).  Mo=1.1*10**17 Nm (HRV).
									Slight damage (VI) at Douglas, Medicine Bow, 
	 Casper, Shirley Basin, McFadden, Rock River and Guernsey. Some damage was reported at a condominium complex in 
	 Golden, Colorado.  Felt throughout much of Wyoming and northern Colorado.  Also felt in western Nebraska, parts 
	 of South Dakota and Montana, and by some people in high-rise buildings in Omaha, Nebraska and Salt Lake City, Utah.