II NN DD EE XX MM AA PP :: DETAILED LANDSLIDE AND FLOOD HAZARD MAP OF 126°0'0"E 126°5'0"E EL CARMEN4120-I-15 4220-IV-11 4220-IV-12 DEL CARMEN, DAPA AND PILAR, PILAR

DEL CARMEN 9°50'0"N , 9°50'0"N 4120-I-20 4220-IV-16 4220-IV-17

4220-IV-16 TUBORAN QUADRANGLE DAPA 126°0'0"E 126°1'0"E 126°2'0"E 126°3'0"E 4120-I-25 4220-IV-21 4220-IV-22

126°0'0"E 126°5'0"E 9°51'0"N 9°51'0"N μ 0120.5

Kilometers

Purok IV Makugihon (Lobogon)# LL E G E N D : Main road POBLACIONP! center location Proposed Evacuation Center (Lobogon) $ V Makiangayon So. Magaling () Purok I Malipayon (Lobogon)# Secondary road # Purok/ location (Barangay) (Lobogon)n# Lobogon Daycare Center Purok II Maalagaron (Lobogon) P# (Lobogon) Track; trail n School LOBOGON Lobogon Elem. School (Lobogon) River v® Hospital #n Purok III Malambuon (Lobogon) Municipal boundary G Church

80 Contour (meter) Proposed relocation site

Landslide 9°50'0"N Elem. School 9°50'0"N Purok I Malipayon (Quezon) Very high landslide susceptibility (Quezon) # P #n $ Purok II Makiangayon Proposed Evacuation Center (Quezon) Areas usually with steep to very steep slopes and underlain by (Quezon) weak materials. Recent landslides, escarpments and tension cracks are present. Human initiated effects could be an aggravating factor. High landslide susceptibility

Mariano Matugas Nat'l. High School Areas usually with steep to very steep slopes and underlain by (Tuburan) Purok V Sampaguita n weak materials. Areas with numerous old/inactive landslides. (Antipolo) Purok IV Matinabangon Purok I Malambuon # (Tuboran) (Tuboran) # # Moderate landslide susceptibility nn Purok III Manggiangayon Purok II Mauswagon Areas with moderately steep slopes. Soil creep and other (Tuboran) P# (Tuboran) # indications of possible landslide occurrence are present. TUBORAN

Low landslide susceptibility Gently sloping areas with no identified landslide.

Debris flow / Possible accumulation zone Areas that could be affected by landslide debris.

Active landslide >>>D Creep Inactive landslide Tension crack

Landslide area with mitigating measure HHHGully

Antipolo Elem. School ///Rock fall/Rock slide prone area Riverbank erosion (Antipolo)n Purok IV Daisy (Antipolo)# Old landslide deposits 9°49'0"N Purok II Dahlia Purok III Everlasting 9°49'0"N (Antipolo) #P #(Antipolo) Recent landslide deposits ANTIPOLO Areas susceptible to ground subsidence/sinkhole development

Purok I Santan Flood (Antipolo)# Very high flood susceptibility Areas likely to experience flood heights of greater than 2 meters and/or flood duration of more than 3 days. These areas are immediately flooded during heavy rains of several hours; include landforms of topographic lows such as active river channels, abandoned river channels and area along river banks; also prone to flashfloods. Purok I Gumamela (Cabugao)# High flood susceptibility

Purok II Rose Areas likely to experience flood heights of greater than 1 up to (Cabugao)# 2 meters and/or flood duration of more than 3 days. CABUGAOP These areas are immediately flooded during heavy rains of several hours; include landforms of topographic lows Purok nIII Calachuchi (Cabugao)# such as active river channels, abandoned river channels and area along river banks; also prone to flashfloods. Cabugao Elem. School (Cabugao)n Moderate flood susceptibility

Purok IV Orchids Areas likely to experience flood heights of greater than 0.5m up to (Cabugao) $# 1 meter and/or flood duration of 1 to 3 days. These Proposed Evacuation Center areas are subject to widespread inundation during prolonged and (Cabugao) extensive heavy rainfall or extreme weather condition. Fluvial terraces, alluvial fans, and infilled valleys are areas moderately subjected to flooding. 9°48'0"N 9°48'0"N 126°0'0"E 126°1'0"E 126°2'0"E 126°3'0"E Low flood susceptibility Areas likely to experience flood heights of 0.5 meter or less and/or flood duration of less than 1 day. These areas include Data Sources : Coordinate System : low hills and gentle slopes. They also have sparse to MGB Geohazard Assessment Team moderate drainage density. DEPARTMENT OF ENVIRONMENT AND NATURAL RESOURCES Spheroid : ...... Clark 1866 Lands Geological Survey Division Projection : ...... Transverse Mercator Geosciences Division MGB Regional Office XIII MINES AND GEOSCIENCES BUREAU Datum : ...... 1911 Direction of 1.2 National Mapping and Resource Information Authority ? Flood depth (meter) North Avenue, Diliman, Quezon City ? rising floodwater

Direction of ! Mapping scale 1:10,000 Flashflood exit point ? % ALL RIGHTS RESERVED GIS Processing : receding floodwater PUBLISHED DECEMBER 2015 Lands Geological Survey Division