M4.6 earthquake 6 km N of Sigay, Philippines
A magnitude 4.6 earthquake struck 6 km N of Sigay, Philippines on Thu, Sep 6, 1990, 11:35 AM GMT+8 (03:35 UTC), 33 km (21 mi) below the surface.
A larger quake followed: M4.7 8 km ESE of Ambuclao, Philippines. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.6 (mb), light
- Local time
- UTC
- 1990-09-06 03:35:27 UTC
- Depth
- 33.0 km (20.5 mi), shallow
- Epicenter
- 17.146° N, 120.592° E
- Region
- Philippines
- Tsunami flag
- No
- Status
- Reviewed by a seismologist
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
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.6 and up: 7 in the 60 days after this one and 9 in the 30 days before it.
After
- 4.78 km ESE of Ambuclao, Philippines · 13165 days ago · 10 km deep · 81 km away
- 4.112 km W of Paringao, Philippines · 13162 days ago · 10 km deep · 77 km away
- 5.012 km NE of Cabungan, Philippines · 13162 days ago · 10 km deep · 97 km away
- 4.319 km WNW of Busilak, Philippines · 13159 days ago · 33 km deep · 78 km away
- 4.74 km S of Barlig, Philippines · 13150 days ago · 33 km deep · 57 km away
- 5.12 km ENE of Salinas, Philippines · 13149 days ago · 33 km deep · 98 km away
- 4.5Luzon, Philippines · 13120 days ago · 33 km deep · 49 km away
Before
- 5.32 km SW of Dalupirip, Philippines · 13169 days ago · 25 km deep · 94 km away
- 4.60 km WSW of Bayombong, Philippines · 13170 days ago · 10 km deep · 95 km away
- 5.330 km W of Darapidap, Philippines · 13183 days ago · 24 km deep · 49 km away
- 5.01 km S of Halog West, Philippines · 13191 days ago · 30 km deep · 90 km away
- 4.86 km WNW of Tabuk, Philippines · 13193 days ago · 36 km deep · 96 km away
- 4.710 km W of Busilak, Philippines · 13193 days ago · 10 km deep · 88 km away
- 4.29 km ESE of Dalupirip, Philippines · 13193 days ago · 10 km deep · 97 km away
- 5.09 km SSW of Itogon, Philippines · 13194 days ago · 20 km deep · 96 km away
- 4.311 km E of Dalupirip, Philippines · 13194 days ago · 10 km deep · 93 km away
Earthquakes todayPhilippines earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0004ec6. Read Wed, Sep 23, 2026, 5:26 AM UTC.