December 30, 1984 Earthquake: Assam, Cachar District, India
A magnitude 5.6 earthquake struck Assam, Cachar District, India on December 30, 1984 at 23:33:37 UTC, 23 km below the surface. It killed 20 people.
Map
Where it struck, with the other significant earthquakes within 200 km. Circles are sized and colored by magnitude; select one for its page.
The earthquake
- Date
- December 30, 1984
- Time
- 23:33:37 UTC
- Place
- Assam, Cachar District, India
- Magnitude
- 5.6 (mb)
- Focal depth
- 23 km (14 mi)
- Tsunami
- None recorded
- Epicenter
- 24.641° N, 92.891° E
- Country
- India
The toll
- Deaths
- 20
- Injuries
- 100
- Damage
- Severe (about $5 to $25 million)
Where the literature gives no number, NCEI records a description on a scale of 1 to 4, printed here in its words. Damage is in millions of US dollars of the year of the event, not adjusted for inflation.
Other significant earthquakes nearby
Within 200 km, the deadliest first.
- January 3, 2016, Impahl, India
- January 3, 2017, Ambasa, Bangladesh, India
- January 10, 1869, Cachar,silchar, Assam, India
- February 6, 1988, Tipura-Assam, Sylhet, India, Bangladesh
- February 4, 2011, Monywa, Myanmar
- December 9, 2004, Hailakandi, Cachar, India
- February 15, 2005, Khaspur, India
- February 4, 1961, India
- June 30, 1868, Sylhet, Bangladesh
- December 10, 1846, India
- May 11, 2012, Kamrup, Guwahati, Assam, India
- July 8, 1918, Srimangal, Bangladesh
More
Significant earthquakes of 1984The 1900sEvery quake the USGS located in 1984Recent earthquakes near hereThis day in weather history
Sources
Significant earthquakes from NOAA’s National Centers for Environmental Information, Global Historical Hazard Database, cited as NCEI/WDS, doi:10.7289/V5PN93H7. Public domain. Read 2026-09-24. NCEI earthquake 5053.