Rescue operations were being put together late Monday through early Tuesday morning, as floodwater rose in a number of Northern Luzon provinces.
In La Union, disaster management crews were deployed in the towns of Bacnotan, Bangar, Luna, San Juan, and San Gabriel, five of several local government units in the region inundated by Maring.
The provincial government has alerted residents living near bodies of water to seek safer ground, and those in areas prone to landslides and storm surges to do the same.
Marcos Highway via Rosario-Pugo Road was shut down temporarily late Monday, because of landslides reported in Barangay Ambalite, Pugo town, La Union.
Vehicles traveling to Pugo and Benguet were advised to use the Aspiras-Palispis Highway via Agoo town.
On Twitter, Vice-President Leni Robredo said help is on the way in Benguet, Cagayan, Isabela and La Union.
In Barangay Betag, La Trinidad town, Benguet, flooding caused by continuous rains submerged vehicles.
In Cagayan, 544 families or 1,917 individuals have been brought to evacuation centers, according to Col. Darwin Sacramed, head of the province's disaster risk reduction and management office.
Sacramed also said COVID and non-COVID cases are being separated at evacuation centers.
Overnight, provincial authorities joined the Philippine Coast Guard, the police and the Marines in getting residents of Buguey and Santa Teresita to safety.
Late Tuesday, residents living Buntun Bridge were ordered to “evacuate immediately” as the water level there could rise even more Tuesday.
In Barangay Cabatacan East, Lasam town, Cagayan, a resident posted a photo showing floodwater rising in a house.