Earthquakes in 1987Approximate epicenters of notable earthquakes in 1987
|
| Strongest | 7.9 United States |
|---|
| Deadliest | 7.1 Ecuador 1,000 deaths |
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| Total fatalities | 1,090 |
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|
| 9.0+ | 0 |
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|
This is a list of earthquakes in 1987. Only earthquakes of magnitude 6 or above are included, unless they result in damage or casualties, or are notable for some other reason. All dates are listed according to UTC time.
By magnitude
| Rank |
Magnitude |
Deaths |
Location |
Max Intensity |
Depth (km) |
Date (MM-DD) |
| 1 |
7.9 |
0 |
United States, Alaska offshore |
VI (Strong)
|
10.0 |
November 30 |
| 2 |
7.6 |
1 |
Chile, Antofagasta |
VI (Strong)
|
62.3 |
March 5 |
| 2 |
7.4 |
0 |
Papua New Guinea, West New Britain offshore |
VIII (Severe)
|
47.8 |
October 16 |
| 2 |
7.4 |
0 |
Australia, Macquarie Island offshore |
I (Not felt)
|
33.0 |
September 3 |
| 2 |
7.4 |
3 |
Papua New Guinea, Morobe offshore |
VII (Very strong)
|
54.9 |
February 8 |
| 6 |
7.3 |
0 |
Tonga, Vava'u offshore |
IV (Light)
|
16.0 |
October 6 |
| 7 |
7.2 |
5 |
Chile, Tarapacá |
VII (Very strong)
|
69.7 |
September 8 |
| 7 |
7.2 |
1,000 |
Ecuador, Napo |
IX (Violent)
|
10.0 |
March 6 |
| 9 |
7.1 |
0 |
Indonesia, Banda Sea offshore |
V (Moderate)
|
67.3 |
June 17 |
| 10 |
7.0 |
0 |
Papua New Guinea, Bougainville offshore |
V (Moderate)
|
24.7 |
October 12 |
| 10 |
7.0 |
0 |
Argentina, Jujuy |
IV (Light)
|
248.7 |
April 1 |
| 10 |
7.0 |
0 |
Chile, Antofagasta offshore |
IV (Light)
|
34.8 |
March 5 |
| 10 |
7.0 |
0 |
South Georgia and the South Sandwich Islands, South Sandwich Islands offshore |
I (Not felt)
|
47.6 |
January 30 |
By month
January
| Date |
Country and location |
Mw |
Depth (km) |
MMI |
Notes |
Casualties |
| Dead |
Injured |
| 2[1] |
Egypt, Ismailia |
5.0 |
24.1 |
V |
Minor damage occurred in Ismailia. |
- |
- |
| 3[2] |
Papua New Guinea, Bismarck Sea offshore |
6.2 |
5.0 |
I |
This two similarly sized earthquakes occurring an hour apart can be considered a doublet earthquake. |
- |
- |
| 3[3] |
Papua New Guinea, Bismarck Sea offshore |
6.3 |
5.0 |
I |
- |
- |
| 3[4] |
Vanuatu, Sanma |
6.7 |
14.5 |
VII |
- |
- |
- |
| 4[5] |
Panama, Chiriquí offshore |
6.3 |
10.0 |
I |
- |
- |
- |
| 5[6] |
United States, Alaska offshore |
6.8 |
33.0 |
V |
- |
- |
- |
| 5[7] |
China, Xinjiang |
5.7 |
16.5 |
VII |
Several people were injured and damage occurred in Baicheng. |
- |
Several |
| 7[8] |
Albania, Korçë |
5.0 |
13.5 |
VI |
Damage occurred in Ersekë and Gostivisht. |
- |
- |
| 9[9] |
Japan, Iwate |
6.6 |
66.7 |
VI |
Minor damage occurred in Morioka and Ōfunato. |
- |
- |
| 9[10] |
Tonga, Tongatapu offshore |
6.5 |
33.0 |
I |
- |
- |
- |
| 11[11] |
Iran, Fars |
4.9 |
9.7 |
VI |
300 houses were damaged in Doshman Ziari. |
- |
- |
| 13[12] |
Colombia, Chocó offshore |
6.0 |
10.0 |
II |
- |
- |
- |
| 13[13] |
southern East Pacific Rise |
6.0 |
10.0 |
I |
- |
- |
- |
| 14[14] |
Japan, Hokkaido |
6.8 |
102.0 |
VI |
Six people were injured. |
- |
6 |
| 15[15] |
El Salvador, La Libertad |
4.0 |
10.0 |
IV |
This is an aftershock of the 1986 San Salvador earthquake. Additional damage was caused, with many structures previously damaged by the October event collapsed. |
- |
- |
| 22[16] |
Italy, Tuscany offshore |
4.2 |
21.6 |
IV |
Two people died of heart attacks. |
2 |
- |
| 24[17] |
China, Xinjiang |
6.2 |
28.9 |
VII |
417 houses were damaged in Wushi. |
- |
- |
| 26[18] |
Algeria, Chlef |
4.9 |
10.0 |
VI |
One person was killed, another seven were injured, and 629 houses were damaged in Mohammadia. |
1 |
7 |
| 30[19] |
South Georgia and the South Sandwich Islands, South Sandwich Islands offshore |
7.0 |
47.6 |
I |
- |
- |
- |
February
| Date |
Country and location |
Mw |
Depth (km) |
MMI |
Notes |
Casualties |
| Dead |
Injured |
| 6[20] |
Japan, Fukushima offshore |
6.4 |
35.6 |
IV |
It is a foreshock of the 6.8 quake an hour later. |
- |
- |
| 6[21] |
Japan, Fukushima offshore |
6.8 |
47.7 |
V |
Small tsunamis were observed, the largest having 12 cm at Onahama. |
- |
- |
| 7[22] |
Papua New Guinea, Morobe offshore |
6.2 |
27.4 |
VI |
It is a foreshock of the 7.4 event two days later. |
- |
- |
References
This article incorporates public domain material from the USGS
- ↑ "M 5.0 – 14 km SSW of Ismailia, Egypt".
- ↑ "M 6.2 – 191 km SW of Lorengau, Papua New Guinea".
- ↑ "M 6.3 – 189 km SW of Lorengau, Papua New Guinea".
- ↑ "M 6.7 – 92 km E of Port-Olry, Vanuatu".
- ↑ "M 6.3 – 229 km S of Punta de Burica, Panama".
- ↑ "M 6.8 – 64 km SSW of Nikolski, Alaska".
- ↑ "M 5.7 – 122 km NE of Aksu, China".
- ↑ "M 5.0 – 14 km NW of Ersekë, Albania".
- ↑ "M 6.6 – 35 km NW of Miyako, Japan".
- ↑ "M 6.5 – 231 km NW of Nuku'alofa, Tonga".
- ↑ "M 4.9 – 30 km ESE of N?r?b?d, Iran".
- ↑ "M 6.0 – 179 km WSW of Bahía Solano, Colombia".
- ↑ "M 6.0 – southern East Pacific Rise".
- ↑ "M 6.8 – 47 km ENE of Shizunai-furukawach?, Japan".
- ↑ "M 4.0 – 2 km S of San Pablo Tacachico, El Salvador".
- ↑ "M 4.2 – 14 km WSW of Livorno, Italy".
- ↑ "M 6.2 – 89 km WNW of Aksu, China".
- ↑ "M 4.9 – 21 km SE of Oued Sly, Algeria".
- ↑ "M 7.0 – South Sandwich Islands region".
- ↑ "M 6.4 – 80 km E of Iwaki, Japan".
- ↑ "M 6.8 – 72 km E of Iwaki, Japan".
- ↑ "M 6.2 – 84 km N of Finschhafen, Papua New Guinea".
Notes
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|---|
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† indicates earthquake resulting in at least 30 deaths ‡ indicates the deadliest earthquake of the year |