Tropical Storm Sendong: Post Disaster Needs Assessment



Hazard and Vulnerability Assessment

  1. Tropical Storm (TS) Sendong (International name: Washi) was the second tropical storm that affected Mindanao in 2011 and the 19 th tropical cyclone that entered the Philippine Area of Responsibility (PAR) in the same year.Typhoon Sendong poured a usual amount of rainfall for tropical storms that hit the Philippines but unusual to those that hit Northern Mindanao. The Lumbia PAGASA Station recorded a one-day rainfall of 180.9 mm which is higher than the monthly average of 117 mm during December in the period 1977-2005. The declaration of a National State of Calamity was made by President Benigno C. Aquino, III, on December 20, 2011, through Proclamation No. 303.

  2. Cagayan de Oro City, Iligan City and the rest of the affected areas are all located in an area with complex river systems related to six major watersheds.
    With the rapid and unplanned urbanization of these cities and the location of residential settlements in hazard-prone areas, people and communities became vulnerable.

  3. As of 10 February 2012, figures for all affected regions showed that a total of 1,268 fatalities were claimed by the disaster, with 6,071 injured and 181 reported as missing. Among the regions affected by TS Sendong, Region X has the highest number of casualties with 1, 206 dead, 6,036 injured, and 162 missing.

Damage and Loss Assessment

  1. As a whole, the total estimated damage for all sectors amount to PhP 12,086,284,028 and the total estimated losses to the economy reach PhP 1,239,837,773.32. Overall, the recovery and reconstruction needs amount to PhP 26,226,715,100

  2. Housing. A total damage of PhP 1,924,813,928 was estimated based on 28,032 totally destroyed houses and 11,439 partially damaged homes in the four affected areas, including damage to household goods. Loss estimates amount to PhP 162,329,785, which accounts only for the cost of transitional housing and shelter repair kits distributed to affected households. Estimated total damage and losses in the housing sector is PhP 3,124,579,713.