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ORIENTAL MINDORO FLOOD MITIGATION MASTER PLAN OPERATION

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Richmond Fajardo

on 6 September 2013

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Transcript of ORIENTAL MINDORO FLOOD MITIGATION MASTER PLAN OPERATION

MUNICPLAITIES OF BACOM NAUJAN, VICTORIA AND THE CITY OF CALAPAN
Abas, Anna Liza
Custodio, Oliver
Del Rosario, Jose Fulgencio
Fajardo, Richmond

MPM 2012-B

Climate Change

Situations:
-Oriental Mindoro is exposed to and is vulnerable to many natural hazards, of which, the occurrence of widespread flooding is the most frequent and the most damaging to its economy.
-Average of 4 typhoons hit the province in a year
-Floods are experienced on the average of twice a year.

-Massive loss of lives, destruction of properties through flooding impedes economic and social growth
- Calapan city and the 3 other municipalities are hardly affected by flooding.

GEOGRAPHICAL LOCATION:
- Oriental Mindoro is under the MIMAROPA region, 130 kms. Southwest of Manila.
- it occupies the eastern part of Mindoro

FLOODING EVENTS IN ORIENTAL MINDORO
-2005- 2010- More than 5 floods struck Oriental Mindoro.

-in 2005 alone, almost the entire province was covered with floods because of the continuous rainfall for three days.

- in December 6, 2005, 155, 274 persons were affected and the flood resulted to 2 casualties
- December 17 and 27, 2005 133, 194 persons were affected, 1 casualty and infrastructural and agricultural damage reached 325 million pesos.
- January 17, 2010 , 33,000 persons were affected, 346 were injured and the agricultural and infrastructural damage reached more almost 40 million pesos.

CONSOLIDATED PROBLEMS
- Concerns raised by the local government unit of Calapan, Baco, Naujan and Victoria.
ORIENTAL MINDORO FLOOD MITIGATION
MASTER PLAN OPERATION

ENVIRONMENTAL:
1.Indiscriminate and unregulated quarrying and/or sand and gravel excavation
2.Illegal logging
3.Kaingin
4.Small and Large scale mining
5.Landslides and forest soil erosion
6.Riverbank and streambank erosion
7.Riverbed siltation
8.Biodiversity loss


- the combined bucayao ang mag-asawang rivers affect more than 17,000 residents surrounding the river area.
- total number of population in the city and 3 municplaities exposed to flooding is roughly 181,000 .


HAZARD CHARACTERIZATION:
-Forest areas are heavily denuded because of illegal activities such as illegal logging, charcoal making and slash-and- burn farming.

-Reduction of ground cover led to soil erosion, which contributed to the siltation of the river systems.

- Province is located at the flood belt, 30% of the total area is considered as flood prone.

INSTITUTIONAL:
1.Absence of comprehensive and integrated flood mitigation plan for short, medium and long term basis

2.Lack of sufficient data particularly on the topography of the Mag-asawangTubig river and the Bacayao river

3.Lack of Studies and contingency plan on the LGU management of their respective river system

4.Lack of Familiarity on the part of the lower LGUs on their role as stakeholders

5.No unified position from the environmental officers to spearhead the concerns.

1.Absence of a functional and effective drainage system constructed by the LGU’s in their respective town or urban centers

2.Problems arising from the construction of a nautical highway, which resulted to a lack of an adequately sized and sufficient number of drainage, culverts/ equalizers have caused flooding in one side of the road.

DISASTER RISK REDUCTION-CLIMATE CHANGE ADAPTATION AND INTERVENTION
1.PROBLEM: On the absence of a comprehensive flood mitigation plan

PROPOSED SOLUTION: Project /program: conduct of a flood risk- assessment, vulnerability analysis and other science based technologies and methodologies to enhance LGU ecological profiles, sectoral studies and mainstream climate change- disaster reduction risk comprehensive development plan.

2.PROBLEM: Lack of sufficient data in the topography of the rivers.

PROPOSED SOUTION: Information management, monitoring and evaluation system.

3.PROBLEM: Lack of adequate information or familiarity on the part of the lover LGU’s

PROPOSED SOLUTION: Establishment of institutional arrangements and mechanisms, Strengthen provincial disaster response team, modified database info. System, training on disaster preparedness, flood drills, community based monitoring system.



DISASTER RISK REDUCTION-CLIMATE CHANGE ADAPTATION AND INTERVENTION
4.PROBLEM: lack of studies and contingency plan on the management of the river system.

PROPOSED SOLUTION: Regular review and evaluation of the contingency plans

5.PROBLEM: Absence of functional and effective drainage system

PROPOSED SOLUTION: Cleanup drive, declogging of sewerage, waterways and canals

6.PROBLEM: Inadequate housing facilities as a result of rapid urbanization

PROPOSED SOLUTION: Procurement of lot for relocation of vulnerable families

INFRASTRUCTURAL PROBLEMS
MT. Muyod
Bifurcation downstream of Mt. Muyod into three streams:
•An overflow channel to Bucayao River (BR) (west or to the left).
•Upper reach of Magasawang Tubig River (MTR) (center)
•Alcate River (east or to the right).
Full transcript