NIYANIG ng magnitude 5.7 lindol ang Cagayan bago magtanghali nitong Miyerkoles, Oktubre 4.

Ayon sa Philippine Institute of Volcanology and Seismology (PHIVOLCS) naramdaman ang lindol alas-11:35 ng umaga.

Ang epicenter ng lindol ay 17 kilometro sa silangan ng Dalupiri Island, Calayan, Cagayan, at may lalim na 17 kilometro.

Naitala ng PHIVOLCS ang mga sumusunod na Intensity:

Intensity V – Calayan, CAGAYAN

Intensity IV – Lacub, ABRA; Adams, Bacarra, Bangui, Burgos, Carasi, Dumalneg, City of Laoag, Pagudpud, Pasuquin, San Nicolas, at Sarrat, ILOCOS NORTE; Peñablanca, Piat, Santo Niño, Solana, at Tuguegarao City, CAGAYAN

Intensity III – Licuan-Baay, ABRA; Balbalan, Lubuagan, and Pasil, KALINGA; City of Batac, Currimao, Marcos, Paoay, at Pinili, ILOCOS NORTE

Intensity II – Nueva Era, ILOCOS NORTE; Basco, BATANES; Angadanan, Cabagan, Maconacon, San Mariano, at San Pablo, ISABELA

Intensity I – Delfin Albano, ISABELA

Instrumental Intensities:

Intensity IV – City of Laoag, at Pasuquin, ILOCOS NORTE

Intensity III – City of Batac, ILOCOS NORTE

Intensity II – Basco, BATANES