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M7.1 earthquake, Iran, 1981-07-28

MagnitudeM7.1ms

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Depth33 km

Time (UTC)1981-07-28 17:22

Rank in 19816 / 83among M6+

Rank since 19001152 / 14,458

Energy vs an M6×45approx.

75 km ESE of Kerman, Iran · 30.01, 57.79

M6.5+ within 300 km (largest first)

1981 M7.1M7.1

1923 M6.7M6.7

1981 M6.7M6.7

2010 M6.7M6.7

1990 M6.6M6.6

1999 M6.6M6.6

2003 M6.6M6.6

1998 M6.6M6.6

1911 M6.5M6.5

Earlier M6+ within 300 km

Event	Time (UTC)	Depth	Place
M6.7 1981-06-11	1981-06-11 07:24	33 km	73 km SE of Kerman, Iran
M6.0 1971-04-12	1971-04-12 19:03	10 km	21 km W of Ḩājjīābād, Iran
M6.1 1948-07-05	1948-07-05 13:53	15 km	80 km NW of Bam, Iran
M6.0 1934-01-02	1934-01-02 20:55	15 km	81 km ESE of Kerman, Iran
M6.2 1933-11-28	1933-11-28 11:09	10 km	63 km ENE of B?fq, Iran
M6.7 1923-09-22	1923-09-22 20:47	15 km	7 km SSE of K?h Sef?d, Iran
M6.0 1923-05-25	1923-05-25 22:21	15 km	34 km NW of Shahrak-e P?bed?n?, Iran
M6.5 1911-04-18	1911-04-18 18:14	15 km	30 km SSE of Rāvar, Iran

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.