October 29, 2011 Earthquake: Pomasqui, Ecuador
A magnitude 4 earthquake struck Pomasqui, Ecuador on October 29, 2011 at 13:50:49 UTC, 3 km below the surface.
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
- October 29, 2011
- Time
- 13:50:49 UTC
- Place
- Pomasqui, Ecuador
- Magnitude
- 4 (mb)
- Focal depth
- 3 km (2 mi)
- Tsunami
- None recorded
- Epicenter
- 0.130° S, 78.370° W
- Country
- Ecuador
The toll
- Damage
- Limited (under about $1 million)
- Houses damaged
- Some (about 51 to 100)
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.
What the record says
NCEI’s account, from the sources it cites.
Some houses damaged slightly at Pomasqui and landslides occurred in the Llano Chico area. Felt (IV) at Quito and (III) at Cuenca and Sangolqui. Also felt at La Mana. (reference #1053)
Other significant earthquakes nearby
Within 200 km, the deadliest first.
- August 16, 1868, San Pablo, Guayaquil,ibarra, Colombia, Ecuador
- February 4, 1797, Riobamba, Quito, Cuzco, Peru, Colombia, Ecuador
- June 20, 1698, Tungurahua,cotopaxi,chimborazo, Ecuador
- August 5, 1949, Tungurahua, Ecuador
- March 6, 1987, Napo Province, Quito, Tulcan, Ecuador
- February 1640, Ecuador
- February 22, 1757, Cotopaxi,tungurahua, Latacunga, Ecuador
- January 31, 1906, Off Coast, Ecuador
- April 16, 2016, Manabi, Esmeraldas, Near West Coast, Ecuador
- December 14, 1923, Ipiales, Colombia
- January 9, 1936, Colombia
- March 3, 1924, Ecuador
- March 28, 1996, Cotopaxi, Pastaza, Tungurahua, Ambato, Ecuador
- July 30, 1960, Ecuador
- April 9, 1976, Esmeraldos, Ecuador
More
Significant earthquakes of 2011The 2000sEvery quake the USGS located in 2011Recent 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 9888.