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M7.4 earthquake, Macquarie Island, 1987-09-03

MagnitudeM7.4mw

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Depth33 km

Time (UTC)1987-09-03 06:40

Rank in 19874 / 166among M6+

Rank since 1900589 / 14,458

Energy vs an M6×126approx.

Macquarie Island region · -58.89, 158.51

M6.5+ within 300 km (largest first)

1987 M7.4M7.4

1970 M7.3M7.3

2025 M7.0M7.0

1987 M6.8M6.8

2024 M6.8M6.8

1994 M6.5M6.5

Earlier M6+ within 300 km

Event	Time (UTC)	Depth	Place
M6.0 1981-06-13	1981-06-13 01:26	10 km	west of Macquarie Island
M6.2 1976-05-18	1976-05-18 06:04	33 km	west of Macquarie Island
M7.3 1970-06-11	1970-06-11 16:46	15 km	Macquarie Island region
M6.3 1952-05-31	1952-05-31 04:54	15 km	west of Macquarie Island
M6.5 1951-10-28	1951-10-28 06:47	15 km	Macquarie Island region
M6.4 1940-10-01	1940-10-01 21:38	10 km	Macquarie Island region
M6.2 1938-10-09	1938-10-09 16:36	10 km	Macquarie Island region
M6.0 1926-08-15	1926-08-15 02:27	10 km	Macquarie Island region

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.