
Magnitude 5.8 quake hits Pasuquin, Ilocos Norte; aftershock follows

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Magnitude 5.8 quake hits Pasuquin, Ilocos Norte; aftershock follows
by Mary Antalan15 July 2025
Courtesy: PHIVOLCS
A magnitude 5.8 earthquake struck Pasuquin, Ilocos Norte on Tuesday morning, July 15, according to the Philippine Institute of Volcanology and Seismology (Phivolcs).
The tremor, which was of tectonic origin, occurred at 10:38 a.m. with a depth of 27 kilometers.
Reported Instrumental Intensities:
- Intensity IV – Claveria, Cagayan; San Nicolas and Solsona, Ilocos Norte; Sinait and Vigan City, Ilocos Sur
- Intensity III – Gonzaga, Cagayan
- Intensity II – Bangued, Abra; Peñablanca, Cagayan; Narvacan, Ilocos Sur
- Intensity I – Candon, Ilocos Sur; Ilagan, Isabela
Aftershock recorded
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An aftershock with a magnitude of 5.5 was also recorded in the same area. The epicenter was located at 18.31°N, 120.42°E – 21 kilometers south 81° west of Pasuquin, Ilocos Norte. It had a depth of 43 kilometers.
Reported Intensities:
- Intensity V – Bacarra, Laoag City, Pasuquin, and Vintar, Ilocos Norte; Cabugao, Sinait, and Vigan City, Ilocos Sur
- Intensity IV – Batac City, Paoay, and San Nicolas, Ilocos Norte; Banayoyo, Bantay, Caoayan, Magsingal, San Ildefonso, San Juan, Santa Catalina, and Santo Domingo, Ilocos Sur
- Intensity III – San Isidro, Abra; Baguio City; Itogon and La Trinidad, Benguet; Banaue, Ifugao; Bontoc and Sagada, Mountain Province; Nagbukel,Narvacan, San Esteban, and San Vicente, Ilocos Sur
- Intensity II – Alilem, Burgos, Candon City, Cervantes, Gregorio del Pilar, Quirino, San Emilio, Santa, Santa Cruz, Santa Lucia, Santa Maria, Santiago, Sigay, Sugpon, Suyo, and Tagudin, Ilocos Sur
- Intensity I – Galimuyod, Lidlidda, and Salcedo, Ilocos Sur
Instrumental Intensities:
- Intensity V – Bacarra, Ilocos Norte
- Intensity IV – Batac City, San Nicolas, and Solsona, Ilocos Norte; Sinait and Vigan City, Ilocos Sur; Claveria, Cagayan
- Intensity III – Bontoc, Mountain Province; Gonzaga, Cagayan
- Intensity II – Bangued, Abra; Narvacan, Ilocos Sur; Peñablanca, Cagayan
- Intensity I – Candon City, Ilocos Sur; Ilagan City, Isabela
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