Home › 1947 › Iran

M6.9 earthquake, Iran, 1947-09-23

MagnitudeM6.9mw

This page is updated only once a day and is not an alert service. For current earthquake and tsunami information, check the Japan Meteorological Agency, the USGS and your local authorities.

Depth15 km

Time (UTC)1947-09-23 12:28

Rank in 194717 / 83among M6+

Rank since 19001813 / 14,458

Energy vs an M6×22approx.

52 km WSW of Q?’en, Iran · 33.60, 58.64

M6.5+ within 300 km (largest first)

1978 M7.4M7.4

1997 M7.3M7.3

1968 M7.1M7.1

1979 M7.1M7.1

1947 M6.9M6.9

1979 M6.7M6.7

1979 M6.6M6.6

Earlier M6+ within 300 km

Event	Time (UTC)	Depth	Place
M6.3 1941-02-16	1941-02-16 16:39	15 km	43 km WSW of Q?’en, Iran
M6.5 1940-05-04	1940-05-04 21:01	15 km	57 km SW of Neysh?b?r, Iran
M6.1 1936-06-30	1936-06-30 19:26	15 km	113 km E of Q?’en, Iran
M6.1 1933-10-05	1933-10-05 13:29	15 km	58 km SSW of Bardaskan, Iran
M6.2 1918-03-24	1918-03-24 23:15	15 km	13 km S of Bardaskan, 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.