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M6.6 earthquake, Papua New Guinea, 1977-01-06

MagnitudeM6.6ms

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Depth33 km

Time (UTC)1977-01-06 06:11

Rank in 197722 / 85among M6+

Rank since 19003463 / 14,458

Energy vs an M6×8approx.

63 km NE of Angoram, Papua New Guinea · -3.63, 144.45

M6.5+ within 300 km (largest first)

2002 M7.6M7.6

1918 M7.6M7.6

1907 M7.3M7.3

1986 M7.2M7.2

1906 M7.1M7.1

1931 M7.1M7.1

1909 M7.1M7.1

1925 M7.0M7.0

1935 M7.0M7.0

1968 M7.0M7.0

1998 M7.0M7.0

2023 M7.0M7.0

Earlier M6+ within 300 km

Event	Time (UTC)	Depth	Place
M6.0 1976-02-22	1976-02-22 05:11	22 km	151 km ENE of Angoram, Papua New Guinea
M6.6 1975-12-25	1975-12-25 23:22	115 km	87 km W of Ambunti, Papua New Guinea
M6.3 1975-08-06	1975-08-06 22:24	33 km	144 km WSW of Lorengau, Papua New Guinea
M6.0 1973-08-13	1973-08-13 08:28	112 km	near the north coast of New Guinea, Papua New Guinea
M6.5 1972-08-30	1972-08-30 10:29	14 km	108 km NE of Angoram, Papua New Guinea
M6.4 1972-01-19	1972-01-19 15:00	23 km	110 km WNW of Madang, Papua New Guinea
M6.1 1972-01-18	1972-01-18 22:08	25 km	110 km WNW of Madang, Papua New Guinea
M6.5 1972-01-18	1972-01-18 21:55	29 km	97 km WNW of Madang, Papua New Guinea
M6.5 1971-08-23	1971-08-23 04:08	10 km	134 km N of Madang, Papua New Guinea
M6.6 1971-03-13	1971-03-13 19:12	110 km	37 km N of Goroka, Papua New Guinea

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.