QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/usp0009drq
USGS usp0009drq
28 Aug 1999, 13:40
43 km SE of Tena, Ecuador
A magnitude 6.3 mwb earthquake at 196.4 km depth.
Published location
Where is 43 km SE of Tena, Ecuador?
This locator uses the coordinates in the approved source record. It shows geographic context, not a site boundary, safety zone or property-risk area.
-1.287000, -77.549000
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What the numbers mean
Magnitude measures event size; depth locates the source below the surface. Neither value alone establishes local damage or personal risk.
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Catalog fields and provenance
Event ID
usp0009drq
Coordinates
-1.287, -77.549
Network
us
Significance
611