Thursday, June 23, 1977 at 9:35 PM
1977-06-23 12:35 UTC · 6.358°, 126.181°
Magnitude
5.2 mb
Strong
Depth
88 km
Intermediate
Energy
951 tons of TNT
Gutenberg–Richter
Coordinates
6.358°, 126.181°
Felt reports
—
Tsunami
No
Source
USGS
Region
Mindanao
Can cause damage to buildings and infrastructure near the epicentre.
At 88 km this was a intermediate earthquake. Intermediate-depth quakes spread shaking over a wider area but are usually less destructive at the surface.
This event sits in the Strong range of the moment magnitude scale.
Nearest mapped structure: Philippine Trench (~63 km away). Last major event: 2012 Samar Earthquake (M7.6).
Area seismic-hazard score: 56/100 (high).
Data from USGS. Magnitudes and locations are preliminary and may be revised. For official information consult PHIVOLCS / USGS.