7.8 magnitude earthquake 146 km from Hihifo, Niuas, Tonga

1975-12-26 15:56:38 UTC

UTC time: Friday, December 26, 1975 15:56 PM
Your time: 1975-12-26T15:56:38Z
Magnitude Type: ms
USGS status: Reviewed by a seismologist
Reports from the public: 0 people


A
1975-12-26 15:56:38 UTC 7.8 magnitude, 33 km depth
Hihifo, Niuas, Tonga

7.8 magnitude earthquake

1975-12-26 15:56:38 UTC at 15:56
December 26, 1975 UTC

Location:
Epicenter at -16.264, -172.467
146.2 km from Hihifo (90.2 miles)

Samoa Islands

Depth: 33 km

Aftershocks:
B
1975-12-26 17:05:40 UTC 4.8 magnitude, 33 km depth
Hihifo, Niuas, Tonga

4.8 magnitude earthquake

1975-12-26 17:05:40 UTC at 17:05
December 26, 1975 UTC

Location:
Epicenter at -16.453, -172.291
170.2 km from Hihifo (105.2 miles)

Samoa Islands

Depth: 33 km

C
1975-12-26 17:34:49 UTC 4.9 magnitude, 33 km depth
Hihifo, Niuas, Tonga

4.9 magnitude earthquake

1975-12-26 17:34:49 UTC at 17:34
December 26, 1975 UTC

Location:
Epicenter at -16.28, -172.228
171.2 km from Hihifo (106.2 miles)

Samoa Islands

Depth: 33 km

D
1975-12-26 18:12:12 UTC 5.4 magnitude, 33 km depth
Hihifo, Niuas, Tonga

5.4 magnitude earthquake

1975-12-26 18:12:12 UTC at 18:12
December 26, 1975 UTC

Location:
Epicenter at -16.052, -172.937
92.2 km from Hihifo (57.2 miles)

Samoa Islands

Depth: 33 km

E
1975-12-26 18:22:45 UTC 4.9 magnitude, 33 km depth
Hihifo, Niuas, Tonga

4.9 magnitude earthquake

1975-12-26 18:22:45 UTC at 18:22
December 26, 1975 UTC

Location:
Epicenter at -16.57, -172.337
170.2 km from Hihifo (105.2 miles)

Samoa Islands

Depth: 33 km

F
1975-12-26 18:38:46 UTC 5.1 magnitude, 33 km depth
Samoa Islands

5.1 magnitude earthquake

1975-12-26 18:38:46 UTC at 18:38
December 26, 1975 UTC

Location:
Epicenter at -16.85, -171.806

Samoa Islands

Depth: 33 km

G
1975-12-26 20:07:21 UTC 5.1 magnitude, 38 km depth
Hihifo, Niuas, Tonga

5.1 magnitude earthquake

1975-12-26 20:07:21 UTC at 20:07
December 26, 1975 UTC

Location:
Epicenter at -16.135, -172.739
114.2 km from Hihifo (71.2 miles)

Samoa Islands

Depth: 38 km

H
1975-12-26 22:01:09 UTC 4.8 magnitude, 39 km depth
Hihifo, Niuas, Tonga

4.8 magnitude earthquake

1975-12-26 22:01:09 UTC at 22:01
December 26, 1975 UTC

Location:
Epicenter at -15.941, -172.827
103.2 km from Hihifo (64.2 miles)

Samoa Islands

Depth: 39 km

I
1975-12-26 22:39:14 UTC 5.0 magnitude, 33 km depth
Hihifo, Niuas, Tonga

5.0 magnitude earthquake

1975-12-26 22:39:14 UTC at 22:39
December 26, 1975 UTC

Location:
Epicenter at -15.936, -172.834
103.2 km from Hihifo (64.2 miles)

Samoa Islands

Depth: 33 km

J
1975-12-27 01:34:06 UTC 5.0 magnitude, 33 km depth
Hihifo, Niuas, Tonga

5.0 magnitude earthquake

1975-12-27 01:34:06 UTC at 01:34
December 27, 1975 UTC

Location:
Epicenter at -16.576, -172.369
167.2 km from Hihifo (103.2 miles)

Samoa Islands

Depth: 33 km