Home › 1917 › Afghanistan

M7.1 earthquake, Afghanistan, 1917-04-21

MagnitudeM7.1mB

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.

Depth200 km

Time (UTC)1917-04-21 00:49

Rank in 191713 / 87among M6+

Rank since 19001104 / 14,458

Energy vs an M6×45approx.

55 km ESE of Farkhār, Afghanistan · 36.32, 70.39

M6.5+ within 300 km (largest first)

1921 M7.8M7.8

1909 M7.7M7.7

1949 M7.5M7.5

2015 M7.5M7.5

1965 M7.4M7.4

1911 M7.4M7.4

1983 M7.4M7.4

1985 M7.4M7.4

2002 M7.4M7.4

1956 M7.3M7.3

1911 M7.2M7.2

1902 M7.2M7.2

Earlier M6+ within 300 km

Event	Time (UTC)	Depth	Place
M6.2 1916-04-21	1916-04-21 13:56	205 km	76 km NE of Bāzārak, Afghanistan
M6.5 1912-11-28	1912-11-28 20:55	205 km	29 km E of Jurm, Afghanistan
M6.2 1912-05-22	1912-05-22 23:08	205 km	58 km SSW of Jurm, Afghanistan
M6.8 1912-04-25	1912-04-25 10:27	205 km	78 km NNW of Pārūn, Afghanistan
M7.4 1911-07-04	1911-07-04 13:33	100 km	50 km SSW of Ashkāsham, Afghanistan
M7.2 1911-02-18	1911-02-18 18:41	15 km	120 km W of Murghob, Tajikistan
M7.7 1909-07-07	1909-07-07 21:37	200 km	52 km ESE of Farkhār, Afghanistan
M7.0 1908-10-24	1908-10-24 21:16	220 km	74 km NE of Bāzārak, Afghanistan
M6.9 1908-10-23	1908-10-23 20:14	220 km	127 km E of Khorugh, Tajikistan
M6.6 1908-04-16	1908-04-16 17:38	190 km	29 km SE of Jurm, Afghanistan

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.