M6.5 earthquake Samar, Philippines
A magnitude 6.5 earthquake struck in Samar, Philippines on Tue, Jul 3, 1973, 3:03 PM GMT+8 (07:03 UTC), 33 km (21 mi) below the surface.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 6.5 (ms), strong
- Local time
- UTC
- 1973-07-03 07:03:43 UTC
- Depth
- 33.0 km (20.5 mi), shallow
- Epicenter
- 12.205° N, 125.330° E
- Region
- Philippines
- Strongest shaking
- VI, strong shaking
- Tsunami flag
- No
- Status
- Reviewed by a seismologist
Shaking
The USGS ShakeMap: shaking estimated from seismic stations and the quake’s size, on the Modified Mercalli intensity scale.
- Strongest estimated
- VI, strong shaking
- Peak ground acceleration
- 17.5% of gravity
- Peak ground velocity
- 2.8 cm/s
- Map
- Automatic

Did you feel it?
No one has reported feeling this quake to the USGS.
How well it is located
Reviewed by a seismologist.
- Depth from
- OPERATOR_ASSIGNED
- Stations used
- 129
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 2.5 and up: 13 in the 60 days after this one and 2 in the 30 days before it.
After
- 5.41 km NW of Arteche, Philippines · 19438 days ago · 51 km deep · 11 km away
- 5.35 km W of Oras, Philippines · 19438 days ago · 56 km deep · 10 km away
- 5.24 km E of San Policarpo, Philippines · 19438 days ago · 40 km deep · 24 km away
- 5.24 km ESE of Hipadpad, Philippines · 19438 days ago · 33 km deep · 9 km away
- 5.43 km SSE of San Policarpo, Philippines · 19438 days ago · 33 km deep · 21 km away
- 5.04 km N of Maslog, Philippines · 19438 days ago · 60 km deep · 10 km away
- 4.55 km NE of Sulat, Philippines · 19434 days ago · 103 km deep · 44 km away
- 5.318 km ENE of Alugan, Philippines · 19433 days ago · 47 km deep · 34 km away
- 5.22 km NW of Alugan, Philippines · 19429 days ago · 33 km deep · 15 km away
- 5.330 km ENE of San Policarpo, Philippines · 19416 days ago · 33 km deep · 49 km away
- 5.26 km W of Can-Avid, Philippines · 19416 days ago · 33 km deep · 25 km away
- 4.66 km NE of Mapanas, Philippines · 19415 days ago · 90 km deep · 36 km away
- 5.24 km E of Arteche, Philippines · 19387 days ago · 33 km deep · 14 km away
Before
Earthquakes todayPhilippines earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp00002h1 (also filed as atlas19730703070347, iscgem757881). Read Mon, Sep 21, 2026, 8:58 AM UTC.