The Marikina City Rescue 161 Facebook page announces, for the 10th time since 3:03 p.m. on 29 October, the 2nd Alarm for residents as the Marikina River water level rises to 17.2 meters, which means "evacuate," amid Severe Tropical Storm "Paeng."
Marikina City has a three-stage alarm level system for the Marikina River, based on the depth of water in the river below the Sto. Niño Bridge:
• Alarm Level 1: When the water is 15 meters above sea level, means "prepare."
• Alarm Level 2: When the water is 16 meters above sea level, means "evacuate."
• Alarm Level 3: When the water is 18 meters above sea level, means "forced evacuation."