M5.4 earthquake 67 km N of Namuac, Philippines
A magnitude 5.4 earthquake struck 67 km N of Namuac, Philippines on Tue, Feb 28, 1984, 2:06 AM GMT+8 (18:06 UTC), 34 km (21 mi) below the surface.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 5.4 (Ms, surface-wave), moderate
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 1984-02-27 18:06:33 UTC
- Depth
- 34.2 km (21.3 mi), shallow
- Epicenter
- 19.216° N, 121.273° E
- Region
- Philippines
- Tsunami flag
- No
- Status
- Reviewed by a seismologist
Magnitude estimates
Different scales measure different things and differ by a few tenths. The USGS marks one as preferred, and it is the one this page uses.
| Mag. | Scale | Computed by | Notes |
|---|---|---|---|
| 5.4 | Ms, surface-wave | USGS National Earthquake Information Center | Preferred · Reviewed · 7 stations |
| 5.77 | Mw, moment | ISC-GEM global catalog | Final · ±0.26 |
What happened
The USGS’s account of the effects of this earthquake.
Felt (II RF) at Santa.
From the USGS event page for usp00022a7. U.S. Geological Survey text and figures are in the public domain.
Did you feel it?
No one has reported feeling this quake to the USGS.
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 2.4 and up: 4 in the 60 days after this one and 0 in the 30 days before it.
After
- 5.484 km NNW of Pagudpud, Philippines · 15548 days ago · 22 km deep · 81 km away
- 5.281 km N of Namuac, Philippines · 15539 days ago · 20 km deep · 19 km away
- 4.921 km N of Pagudpud, Philippines · 15532 days ago · 61 km deep · 73 km away
- 4.895 km NNE of Namuac, Philippines · 15524 days ago · 33 km deep · 28 km away
Earthquakes todayPhilippines earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp00022a7 (also filed as iscgem559981). Read Sat, Oct 3, 2026, 7:45 AM UTC.