Geographical and Resource Endowment

Pinamalayan having a total land area of 28,266 hectares,is located at the center of Oriental Mindoro.  It is around 118 km from Puerto Galera, the northernmost town of the province; 68 km from Calapan City, the capital of Oriental Mindoro and its major entrance point from Manila;around 56 km from the town of Roxas, entrance point from the Philippines southern provinces and 120 km from Bulalacao, Oriental Mindoro southernmost town.

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Topography

Local topography is generally plain except in areas edging the boundary with the town of Pola which are hilly and mountainous.  Westward from Maningcol-Rosario-Malaya area to the boundary with Occidental Mindoro is likewise hilly or rolling plains.

Slope

This physical feature defines the critical areas in terms of slope and the risk of erosion. The map below shows the slope categories suitable for urban and non-urban development.  These categories are discussed as follows:

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Soil Type

This category evaluates the area in terms of its potential for agricultural development.  The types of soil in the municipality of Pinamalayan include the San Manuel, Quingua, Luisiana and  Maranlig Series and Rough Mountain Soils.

The soil types generally range from good to fair agricultural potential.  San Manuel and Quingua are considered as the two most suitable soils for lowland and upland rice production.

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Climate

Climate falls under climatic type III which has no very pronounced maximum rain period with a short dry season lasting from one to three months.  Northeast monsoon prevails from August to March.  It is east to northeast in April, southeast in May and June and easterly in October.

Rainfall

The rainfall pattern indicates that heavy downpours of rain occur in June, July, September, October and November while minimal Rainfall occurs in May, December, February, March and April. June and July, however are the wettest months while March to April are the driest. The average rainfall is 175.2 mm.

Water Resources

Several rivers and streams cut across the broad plain of Pinamalayan.  The major river that traverses the municipality is the Pula River.  The Pula River is categorized as Class C by the Department of Environment and Natural Resources (DENR).  The beneficial use of Class C is for recreational and industrial uses as well as for the propagation and growth of fish and other aquatic resources.

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Land Suitability Assessment

Based on Land suitability assessment conducted to determine the location of Protection Areas and those that may be earmarked for urban development (Development Opportunity Areas), Protection Areas include those that are part of the National Integrated Protected Areas System (NIPAS) per RA 7586.  These areas should be “managed to enhance biological diversity and protected against destructive human exploitations”.  Other areas that should be accorded the same degree of protection include Environmentally Critical Areas (Proclamation 2146), non-NIPAS areas (NPFP), and SAFDZ/NPAAAD (RA 8435).

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Land Management Unit

The map below shows the location of fishponds, beach ridges and swales, alluvial plains and valley.  These are considered part of the Protection Areas, as these are either environmentally constrained or critical. 

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Drainage Condition

This physical feature identifies the flood prone areas in the municipality.

  •  Flood Prone Areas –  This covers floodplain areas subjected to flooding and cover Barangays Cacawan, Lumangbayan and Poblacion.
  •  Dry Land - This category basically covers the areas located in the hilly and mountainous areas of the municipality. areas located in the hilly and mountainous areas of the municipality.

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Water Catchment Area

This addresses the accessibility to water and the potential for groundwater.  Three categories were identified which include the shallow and deep well areas, the potential areas for high-yielding wells and difficult areas. 

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River/Coastal Zone Preservation

Features attributed to this map refer to the fishing grounds and coastal zone protection and preservation.  The river system in the municipality of Pinamalayan flows to the Pula River and drains to Tablas Strait.  The categories are described as follows:

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Strategic Agriculture and Fisheries Development Zones

This delineates the declared SAFDZ areas per SB Resolution 69-99.  In accordance with the provisions of the AFMA, these areas are considered part of the Protection Areas. Identified SAFDZ areas cover approximately 7,585.87 has.  These are located in Barangays Maliancog, Pambisan-Munti, Bangbang, Sto. Niño, Bacungan, Anoling, Buli, Sta. Isabel, Cacawan, Sta. Rita, Maningcol and Marfrancisco.

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Land Classification

The Land Classification Map shows the Forestlands and the Alienable and Disposable (A and D) areas of Pinamalayan as delineated by DENR. The municipality has three Timberland areas. The two largest are found at its western periphery and a portion of Barangay Sabang is located within them. The other Timberland area, which the municipality shares with Pola, is located at its northeastern boundary. This is located within Barangays Guinhawa and Banilad.  The rest of the municipality is alienable and disposable.

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Preservation and Conservation Areas

Preservation and Conservation Areas are hereby delineated in order to identify broad areas suitable for urban versus non-urban usage.  It sets up a framework on where to locate future urban development considering sensitive environmental and physical factors.  

Protection and Conservation Areas cover about 19,488.81 has. (89.68%)while Development Opportunity Areas extend to about 2,243.21 has. (10.32%).

Zone Classifications

Pinamalayan is composed of 37 barangays, 9 of these are coastal barangays. It has a total coastal length of around 24 kilometers characterized by around 7 kilometer rocky shoreline from Barangay Pili to Barangay. Ranzo.  Agricultural land is around 19,440.95 hectares or 69.93% of the total land area of the municipality.  Built up and Industrial areas are 394.35 hectares or 1.44% and 6.0 hectares or .02%, respectively.  Forest land is 6,083.50 hectares or 21.88%, Open Grasslands is 1,492.20 hectares or 5.37% and Watersheds is 383 hectares or 1.38% of Pinamalayan’s land area.

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