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M7.1 earthquake, Papua New Guinea, 1974-02-01

MagnitudeM7.1ms

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Depth40 km

Time (UTC)1974-02-01 03:12

Rank in 19749 / 97among M6+

Rank since 19001141 / 14,458

Energy vs an M6×45approx.

118 km S of Panguna, Papua New Guinea · -7.38, 155.57

M6.5+ within 300 km (largest first)

2007 M8.1M8.1

1971 M8.0M8.0

1975 M7.9M7.9

2017 M7.9M7.9

1939 M7.8M7.8

1995 M7.7M7.7

1975 M7.7M7.7

2014 M7.5M7.5

1936 M7.3M7.3

1949 M7.2M7.2

1972 M7.2M7.2

1974 M7.2M7.2

Earlier M6+ within 300 km

Event	Time (UTC)	Depth	Place
M6.2 1974-01-31	1974-01-31 23:38	62 km	102 km SSE of Panguna, Papua New Guinea
M7.0 1974-01-31	1974-01-31 23:30	34 km	126 km NW of Gizo, Solomon Islands
M6.5 1972-11-21	1972-11-21 03:59	15 km	144 km W of Panguna, Papua New Guinea
M6.1 1972-10-30	1972-10-30 16:48	49 km	74 km W of Panguna, Papua New Guinea
M7.2 1972-04-28	1972-04-28 23:32	403 km	192 km NW of Panguna, Papua New Guinea
M6.3 1971-12-11	1971-12-11 07:25	59 km	104 km WNW of Panguna, Papua New Guinea
M6.3 1971-12-04	1971-12-04 02:25	86 km	104 km WNW of Panguna, Papua New Guinea
M6.1 1971-10-28	1971-10-28 15:13	109 km	203 km WNW of Panguna, Papua New Guinea
M6.7 1971-10-04	1971-10-04 01:30	42 km	156 km WNW of Panguna, Papua New Guinea
M6.1 1971-09-14	1971-09-14 03:03	47 km	119 km NW of Gizo, Solomon Islands

Energy ratio uses the rule that one magnitude unit is about 32 times the energy. Magnitudes and locations are USGS values and can differ from national agencies. Older records are less complete and less precise.