7.6 magnitude earthquake 199 km from Hihifo, Niuas, Tonga

1977-04-02 07:15:22 UTC

UTC time: Saturday, April 02, 1977 07:15 AM
Your time: 1977-04-02T07:15:22Z
Magnitude Type: ms
USGS status: Reviewed by a seismologist
Reports from the public: 0 people


A
1977-04-02 07:15:22 UTC 7.6 magnitude, 33 km depth
Hihifo, Niuas, Tonga

7.6 magnitude earthquake

1977-04-02 07:15:22 UTC at 07:15
April 02, 1977 UTC

Location:
Epicenter at -16.696, -172.095
199.2 km from Hihifo (123.2 miles)

Samoa Islands

Depth: 33 km

Aftershocks:
B
1977-04-02 10:54:00 UTC 5.1 magnitude, 33 km depth
Hihifo, Niuas, Tonga

5.1 magnitude earthquake

1977-04-02 10:54:00 UTC at 10:54
April 02, 1977 UTC

Location:
Epicenter at -16.429, -172.64
134.2 km from Hihifo (83.2 miles)

Samoa Islands

Depth: 33 km

C
1977-04-02 19:54:30 UTC 4.8 magnitude, 33 km depth
Samoa Islands

4.8 magnitude earthquake

1977-04-02 19:54:30 UTC at 19:54
April 02, 1977 UTC

Location:
Epicenter at -16.917, -171.921

Samoa Islands

Depth: 33 km

D
1977-04-04 08:19:20 UTC 4.9 magnitude, 68 km depth
Tonga

4.9 magnitude earthquake

1977-04-04 08:19:20 UTC at 08:19
April 04, 1977 UTC

Location:
Epicenter at -17.296, -172.439

Tonga

Depth: 68 km

E
1977-04-09 00:43:19 UTC 4.9 magnitude, 35 km depth
Tonga

4.9 magnitude earthquake

1977-04-09 00:43:19 UTC at 00:43
April 09, 1977 UTC

Location:
Epicenter at -17.43, -172.467

Tonga

Depth: 35 km