II NN DD EE XX MM AA PP :: 125°30'0"E 125°35'0"E LORET DETAILED LANDSLIDE AND FLOOD HAZARD MAP OF 4121-IV-16 4121-IV-17 TUBAJON LIBJO AND TUBAJON, DINAGAT ISLANDS, PHILIPPINES LORE 4121-IV-21 BOLODBOLOD QUADRANGLE 4121-IV-21 4121-IV-22 10°15'0"N 125°30'0"E 125°31'0"E 125°32'0"E 125°33'0"E 10°15'0"N LIBJO (ALBOR) 4021-II-5 4121-III-1 4121-III-2 125°30'0"E 125°35'0"E 10°18'0"N 10°18'0"N μ 0120.5 Kilometers LL E G E N D : POBLACION Barangay center location Purok III Campo Main road P! (Imelda) # So. Magaling Secondary road (Poblacion)# Purok/Sitio location (Barangay) Track; trail n School River v® Hospital Municipal boundary G Church Proposed relocation site Imelda Elementary School 80 Contour (meter) (Imelda)n Purok II Lobster nPurok I Sea Horse (Imelda) #P #(Imelda) IMELDA Landslide 10°17'0"N 10°17'0"N Very high landslide susceptibility Areas usually with steep to very steep slopes and underlain by weak materials. Recent landslides, escarpments and tension cracks are present. Human initiated effects could be an aggravating factor. High landslide susceptibility Areas usually with steep to very steep slopes and underlain by weak materials. Areas with numerous old/inactive landslides. Moderate landslide susceptibility Areas with moderately steep slopes. Soil creep and other indications of possible landslide occurrence are present. SURIGAO STRAIT Low landslide susceptibility Gently sloping areas with no identified landslide. Debris flow / Possible accumulation zone Purok XIV Melody Areas that could be affected by landslide debris. Melody Daycare Center (San Antonio)# (San Jose) nn Melody Day Care Center Active landslide >>>D Creep (San Antonio) n$Melody-Curada Elementary School Melody Curada Elementary School (San Antonio) (San Jose) Inactive landslide Tension crack Landslide area with mitigating measure HHHGully ///Rock fall/Rock slide prone area Riverbank erosion Old landslide deposits 10°16'0"N 10°16'0"N Recent landslide deposits Areas susceptible to ground subsidence/sinkhole development Flood 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. High flood susceptibility Areas likely to experience flood heights of greater than 1 up to 2 meters and/or flood duration of more than 3 days. Purok XIII Balite These areas are immediately flooded during heavy rains (San Antonio) # of several hours; include landforms of topographic lows such as active river channels, abandoned river channels Balete Proposed Relocation Site and area along river banks; also prone to flashfloods. (San Jose) Moderate flood susceptibility Areas likely to experience flood heights of greater than 0.5m up to 1 meter and/or flood duration of 1 to 3 days. These areas are subject to widespread inundation during prolonged and extensive heavy rainfall or extreme weather condition. Fluvial terraces, alluvial fans, and infilled valleys are areas moderately subjected to flooding. 10°15'0"N 10°15'0"N 125°30'0"E 125°31'0"E 125°32'0"E 125°33'0"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 : . Luzon 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.