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1. Water Column Sonar Data Collection [gov.noaa.ngdc.mgg.wcd.WCD_Collection]   CHILD METADATA
The collection and analysis of water column sonar data is a relatively new avenue of research into the marine environment. Primary uses include assessing biological abundance, species identification,and ...

2. 1-deg x 1-deg Terrestrial Mean Free-Air Anomalies [gov.noaa.ngdc.mgg.geophysics.G01414]
The 1x1 degree Terrestrial Mean Free-Air Gravity Anomaly and Geoid Undulations Data Base was compiled and developed by the Ohio State University. This data base was received in March 1993. Principal ...

3. 1886 Charleston, USA Images []   PARENT METADATA
Generally referred to as August 31, 1886, as the earthquake occurred at 9:51 pm local time. Eight minutes later there was a severe aftershock. This was the most damaging earthquake to occur in the ...

4. 1906 San Francisco, USA Images []   PARENT METADATA
The 1906 San Francisco earthquake was the largest event (magnitude 8.3) to occur in the conterminous United States in the 20th Century. Recent estimates indicate that as many as 3,000 people lost ...

5. 1915 Pleasant Valley, USA Images []   PARENT METADATA
Oblique-slip fault produced during the 7.7 magnitude earthquake of 1915, Pleasant Valley, Nevada.

6. 1925 Clarkston Valley, USA Images []   PARENT METADATA
Location: east of Helena. Affected area: 803,000 square kilometers. Damage: $0.3 million. Chimneys fell in every direction from the shaking. In addition, brick and mortar structures were damaged. ...

7. 1933 Long Beach, USA Images []   PARENT METADATA
5 kilometers southwest of Newport Beach. Seriously affected area: 1,200 square kilometers. Damage: $40 million. Schools were among the buildings most severely damaged because they were not designed ...

8. 1935 Helena, USA Images []   PARENT METADATA
Location: almost directly beneath Helena. Affected area: 363,000 square kilometers. Damage: $4 million. A series of earthquakes beginning on October 3, 1935, shook the area. The strongest of the shocks ...

9. 1946 Unimak Island, USA Images []   PARENT METADATA
On April 1, 1946, at 12:29 [local time] a rather strong magnitude 7.4 earthquake occurred with source to the south of Unimak Island, causing one of the most destructive tsunamis in the Pacific Ocean.

10. 1952 Kamchatka Peninsula, Russia Images []   PARENT METADATA
The tsunami was generated by a magnitude 9.0 (Mw) earthquake on Kamchatka where it caused severe damage. The tsunami then struck Midway (3,000 kilometers away), the Hawaiian Islands (5,200 kilometers ...

11. 1952 Kern County, USA Images []   PARENT METADATA
South of Bakersfield. Affected area: 414,000 square kilometers. Damage: $50 million. This was the main shock of the series of earthquakes that struck this area. It was the largest earthquake in the ...

12. 1957 Aleutian Islands, USA Images []   PARENT METADATA
The magnitude 8.6 (Mw) earthquake occurred south of the Andreanof Islands, in the Aleutian Islands. It generated an 8-meter tsunami that did great damage on Adak Island, especially to the fuel and ...

13. 1959 Hebgen Lake, USA Images []   PARENT METADATA
The magnitude 7.1 earthquake killed 28 people and caused $11 million property damage. Affected area: 1,554,000 sq km

14. 1960 Puerto Montt, Valdivia, Chile Images []   PARENT METADATA
On May 22, 1960, a Mw 9.5 earthquake, the largest earthquake ever instrumentally recorded, occurred in southern Chile. The series of earthquakes that followed ravaged southern Chile and ruptured over ...

15. 1964 Niigata, Japan Images []   PARENT METADATA
The magnitude 7.4 earthquake killed 26 and destroyed 3,018 houses and moderately or severely damaged 9,750 in Niigata prefecture.

16. 1964 Prince William Sound, USA Images []   PARENT METADATA
The earthquake was one of the largest earthquakes ever recorded on the North American Continent. It was a magnitude 8.4 earthquake, felt over 500,000 square miles. This great earthquake and ensuing ...

17. 1965 Seattle, USA Images []   PARENT METADATA
The magnitude 6.5 earthquake killed 7 and caused 12.5 million in property damage.

18. 1967 Caracas, Venezuela Images []   PARENT METADATA
The magnitude 6.6 earthquake killed 240 and caused $50 million in property damage.

19. 1968 Meckering, Australia Images []   PARENT METADATA
The magnitude 6.8 earthquake caused $2.2 million in property damage. This earthquake was particularly efficient in the generation of surface waves.

20. 1968 Southeast of Hawaii, USA Images []   PARENT METADATA
This major (magnitude 7.9) earthquake caused 77 deaths (tsunami, 46; landslide, 31). It knocked almost all wooden houses off their foundations in the Keiawa, Punaluu, and Ninole areas.

21. 1970 Huaraz, Peru Images []   PARENT METADATA
In 1970, an earthquake-induced rock and snow avalanche on Mt. Huascaran, Peru, buried the towns of Yungay and Ranrahirca. The magnitude 7.8 earthquake killed 66,794 and caused $250 million in property ...

22. 1971 San Fernando, USA Images []   PARENT METADATA
The magnitude 6.7 earthquake killed 66 and caused $0.5-1.0 billion property damage.

23. 1973 Veracruz, Mexico Images []   PARENT METADATA
South of Veracruz, southeastern Mexico. Damage: Severe. The earthquake caused heavy damage in the states of Morelos, Puebla, and Veracruz. Thousands were left homeless.

24. 1974 Lima, Peru Images []   PARENT METADATA
Near coast of central Peru. Damage: Extensive. Over 2,000 were injured.

25. 1975 Kilauea, USA Images []   PARENT METADATA
Two earthquakes occurred in the morning on Hawaii Island. The first earthquake (3 hours 36 minutes local time, 5.1 Ms, epicenter near the Kilauea crater) awakened the entire population of the island. ...

26. 1975 Lice, Turkey Images []   PARENT METADATA
Eastern Turkey. A magnitude 6.7 earthquake that struck the Turkish district of Lice at 12:20 local time (09:20 UTC) on September 6, 1975, killing 2,311 people. The epicenter was located near the town ...

27. 1976 Esmeraldas, Ecuador Images []   PARENT METADATA
Northwestern Ecuador. Damage: Severe.

28. 1976 Los Amateos, Guatemala Images []   PARENT METADATA
The magnitude 7.5 earthquake killed 23,000, injured 76,000, and caused $1,100 million in property damage. It was felt over 100,000 square kilometers and was accompanied by extensive surface faulting.

29. 1976 Tangshan, China Images []   PARENT METADATA
Northeastern China. Damage: $5,600 million. The death toll (240,000) was one of largest in recorded history from an earthquake. In addition, around 800,000 were injured. Extensive damage occurred ...

30. 1977 Bucharest, Romania Images []   PARENT METADATA
1,500 reported killed, 10,500 injured, and extensive damage in the Bucharest area. Bulgaria reported 20 killed and 165 injured. Moscow reported some damage in the Soviet Republic of Moldavia. ...

31. 1979 Cadoux, Australia Images []   PARENT METADATA
Western Australia. Damage: $1.5 million.

32. 1979 El Centro, USA Images []   PARENT METADATA
The magnitude 6.9 earthquake caused $30 million property damage and injured 91 people.

33. 1980 Campania, Italy Images []   PARENT METADATA
The magnitude 6.8 earthquake killed over 3,000, injured 7,750, and caused severe property damage. An additional 1,575 were reported missing and presumed dead. 250,000 were reported to be homeless. ...

34. 1980 El Asnam, Algeria Images []   PARENT METADATA
This 7.3 magnitude earthquake killed 5,000 people and caused severe damage. Location: Northern Algeria. Damage: $3,000 million. About 9,000 were injured. Extensive damage occurred in the El Asnam ...

35. 1980 Livermore, USA Images []   PARENT METADATA
There was considerable damage to facilities at the Lawrence Livermore Lab.

36. 1980 Mount Saint Helens, USA Images []   PARENT METADATA
An earthquake occurred at 15 32 UT, only seconds before the explosion that began the eruption of Mount St. Helens volcano. This eruption and blast blew off the top of the volcano, reducing its elevation ...

37. 1981 Westmorland, Calipatria, USA Images []   PARENT METADATA
Magnitude 6.3. Damage $1-$3 million. Subsidence was reported on several rural roads in the area. Liquefaction caused scores of mudpots, and oozing soil in nearby fields. One country road west of Westmorland ...

38. 1983 Akita, Honshu, Japan Images []   PARENT METADATA
The tsunami generated by a magnitude 7.9 (Mw) earthquake destroyed 700 boats and 59 houses for a total of $800 million in property damage in Japan (1983 dollars). One hundred and four people drowned ...

39. 1983 Borah Peak, USA Images []   PARENT METADATA
The magnitude 7.2 earthquake of October 28, 1983, near Borah Peak, Idaho.

40. 1983 Coalinga, USA Images []   PARENT METADATA
Location: Central California, 20.8 kilometers from Coalinga. Affected area: 205,000 square kilometers. Damage: $31 million. The most serious damage occurred in the eight-block downtown commercial ...

41. 1984 Morgan Hill, USA Images []   PARENT METADATA
This magnitude 6.2 earthquake caused $30 million in property damage in northern California. The epicenter of the quake was located near Mount Hamilton in the Diablo Range of the California Coast Ranges. ...

42. 1985 Mexico City, Mexico Images []   PARENT METADATA
The magnitude 8.1 earthquake occurred off the Pacific coast of Mexico. The damage was concentrated in a 25 square km area of Mexico City, 350 km from the epicenter. The underlying geology and geologic ...

43. 1986 Palm Springs, USA Images []   PARENT METADATA
The magnitude 6.0 earthquake caused $4.5 million in property damage and injured at least 29 people. Landslides occurred in the area. The shock was felt throughout much of southern California and in ...

44. 1986 San Salvador, El Salvador Images []   PARENT METADATA
At least 1,000 people killed, 10,000 injured, 200,000 homeless and severe damage in the San Salvador area. About 50 fatalities were the result of landslides in the epicentral area. Some damage at ...

45. 1987 Whittier, USA Images []   PARENT METADATA
Epicenter: 34.0 degrees N, 118.1 degrees W. Magnitude: 5.9. Damage: $358 million. Eight deaths. The fault which ruptured was located about 11 kilometers below the surface, and 20 kilometers east of ...

46. 1988 Leninakan-Spitak-Kirovakan, Armenia Images []   PARENT METADATA
The magnitude 6.9 earthquake shook northwestern Armenia, and was followed four minutes later by a magnitude 5.8 aftershock. The earthquakes affected an area 80 kilometers in diameter. This set includes ...

47. 1988 Spitak Earthquake Database [gov.noaa.ngdc.mgg.hazards.G01269]
The 1988 Spitak Earthquake database is an extensive collection of geophysical and geological data, maps, charts, images and descriptive text pertaining to the catastrophic earthquake in Armenia. This ...

48. 1989 Loma Prieta, USA Images []   PARENT METADATA
The magnitude 7.1 earthquake occurred near Loma Prieta in the Santa Cruz mountains. Movement occurred along a 40-km segment of the San Andreas fault from southwest of Los Gatos to north of San Juan ...

49. 1990 Northern, Iran Images []   PARENT METADATA
A magnitude 7.7 earthquake occurred in the Gilan Province between the towns of Rudbar and Manjil in northern Iran on Thursday, June 21, 1990 (June 20 at 21:00 GMT). The event, the largest ever to ...

50. 1991 Pinatubo, Philippines Images []   PARENT METADATA
Mount Pinatubo is an andesitic island arc volcano, located on the southwestern part of the island of Luzon in the Philippines. Prior to 1991, it had been dormant for more than 635 years. After months ...

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