Sunday, June 19, 1977 at 4:32 PM
1977-06-19 07:32 UTC · 4.652°, 124.933°
Magnitude
5.7 mb
Strong
Depth
271 km
Intermediate
Energy
5.4 kilotons of TNT
Gutenberg–Richter
Coordinates
4.652°, 124.933°
Felt reports
—
Tsunami
No
Source
USGS
Region
Mindanao
Can cause damage to buildings and infrastructure near the epicentre.
At 271 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: Cotabato Trench (~81 km away).
Area seismic-hazard score: 29/100 (moderate).
8 recorded M4.0+ events within 278 km in the 90 days after this earthquake.
Data from USGS. Magnitudes and locations are preliminary and may be revised. For official information consult PHIVOLCS / USGS.