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M7.1 earthquake, New Zealand, 2001-08-21

MagnitudeM7.1mwc

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Depth33 km

Time (UTC)2001-08-21 06:52

Rank in 200112 / 137among M6+

Rank since 19001207 / 14,458

Energy vs an M6×45approx.

295 km NE of Gisborne, New Zealand · -36.81, -179.57

M5.5+ within 100 km in the next 30 days

None

M6.5+ within 300 km (largest first)

2001 M7.1M7.1

1985 M6.9M6.9

1985 M6.5M6.5

Earlier M6+ within 300 km

Event	Time (UTC)	Depth	Place
M6.2 1989-03-17	1989-03-17 19:33	59 km	south of the Kermadec Islands
M6.5 1985-11-07	1985-11-07 19:12	44 km	east of the North Island of New Zealand
M6.9 1985-09-26	1985-09-26 07:27	52 km	south of the Kermadec Islands
M6.2 1956-02-24	1956-02-24 09:18	25 km	east of the North Island of New Zealand
M6.3 1943-09-22	1943-09-22 23:18	10 km	east of the North Island of New Zealand
M6.0 1938-10-21	1938-10-21 23:35	15 km	east of the North Island of New Zealand
M6.0 1933-05-21	1933-05-21 08:13	15 km	east of the North Island of New Zealand
M6.1 1931-06-22	1931-06-22 15:31	15 km	180 km ENE of Gisborne, New Zealand
M6.2 1930-09-25	1930-09-25 18:06	35 km	east of the North Island of New Zealand
M6.4 1930-09-22	1930-09-22 01:31	35 km	east of the North Island of New Zealand

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.