A Presentation by DOST-Nationwide Operational Assessment ... · Quinapondan, Eastern Samar 1.57%...

A Presentation by

DOST-Nationwide Operational Assessment of Hazards

*For this presentation, please read the notes page of each slide for information.

Sendong disaster Iligan

UP NIGS team

NOAH launch with President Aquino as Guest of Honor on 06 July 2012, City of Marikina

More than 1500 automated rain gauges (ARG), automated stream gauges (ASG) and automated weather stations (AWS)

HYDROMET SENSORS

Tropical Storm Gorio

HY

DR

OM

ET S

ENSO

RS

DOPPLER RADARProject NOAH and Yolanda

Yolanda Doppler Radar image as it traverses the central Philippines region

7

LIDAR

LIDAR

Compostela Municipality Town ProperLIDAR

Compostela Municipality Town ProperLIDAR

Community scale maps, development planning, emergency planning, identifying blocked access routes, evacuation routes, safe a

16

Barangay level landslide hazard map

18Department of Science and Technology

2.30%

Total number of landslides in inventory derived from high resolution images (2003

Landslide Validation in Leyte Province

Landslide Map Validation using the Landslide Inventory of the Philippines

22

Background

Yolanda Storm Surge Simulation using JMA Storm Surge Model

IfSAR

Storm SurgeInundation map

23Department of Science and Technology

24

25

JMA – Japan Meteorological Agency 26

Background

Background – before there were zero safe areas

Safe Areas: 0.01%

MGB Landslide & Flood Hazard MapOrmoc City, Leyte

From Landslide and Flood hazards

Background – now there are more identified safe areas

Safe Areas: 36.87%

NOAH Landslide, Flood and Storm Surge Hazard MapOrmoc City, Leyte

From Landslide, Flood and Storm Surge hazards

Safe areas for landslide and flood hazards

Location Safe areas identified by DENR-MGB multi-hazard map

Safe areas identified by DOST-Project NOAH hazard map

Ormoc, Leyte 0.01% 40.34%

Kananga, Leyte 0.00% 41.04%

Tacloban, Leyte 0.02% 32.6%

Guiuan, Eastern Samar 9% 66.8%

Hernani, Eastern samar 6.32% 54.77%

Quinapondan, Eastern Samar

1.57% 39.79%

Salcedo, Eastern Samar 2.21% 66.35%

Gen. Mac Arthur, Eastern Samar

0.37% 38.16%

Portion of Eastern Iloilo 1.2% 56.4%

Make maps readily accessible

to the public

32

Disaster mitigation efforts against landslides is far

from complete even if 100% of the country have landslide hazard maps

Make maps readily accessible

to the public

35

Floods happen

year after year

Habagat 2012Habagat 2013Habagat 2014 (Mario)Pablo (Cagayan de Oro)AgatonYolandaRuby 2014Seniang (Tagaloan)