II NN DD EE XX MM AA PP :: 125°45'0"E 125°50'0"E DETAILED LANDSLIDE AND FLOOD HAZARD MAP OF 4118-IV-5 4118-I-1 4118-I-2 SIBAGAT, AGUSAN DEL SUR, PHILIPPINES SIBAGAT 4118-I-6 4118-I-7 4118-I-6 BANAGBANAG QUADRANGLE 4118-IV-10 8°55'0"N 8°55'0"N 125°45'0"E 125°46'0"E 125°47'0"E 125°48'0"E BAYUGAN 4118-IV-15 4118-I-11 4118-I-12 PROSPERID 520 125°45'0"E 125°50'0"E 9 80 8°57'0"N 8°57'0"N 0 6 7 0 1000 100 102 0 0 82 9 8 0 8 0 4 96 0 0 4 7 940 920 68 7 0 0 8 μ 0 8 5 0 80 900 0120.5 720 640 Kilometers 0 4 7 740 LL E G E N D : 0 0 0 780 9 6 POBLACION 8 Main road P! Barangay center location So. Magaling Secondary road (Poblacion)# Purok/Sitio location (Barangay) 0 84 Track; trail n School 80 0 0 2 4 0 2 River v® Hospital 7 480 7 0 0 Municipal boundary G Church 6 6 0 780 80 Contour (meter) Proposed relocation site 7 7 0 2 5 4 0 0 6 6 0 0 6 6 0 Landslide 7 620 4 0 8°56'0"N 8°56'0"N Very high landslide susceptibility 4 6 0 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 0 54 aggravating factor. 0 4 5 High landslide susceptibility 52 0 Areas usually with steep to very steep slopes and underlain by weak materials. Areas with numerous old/inactive landslides. 5 00 0 46 Moderate landslide susceptibility 0 52 78 0 5 Areas with moderately steep slopes. Soil creep and other 00 6 indications of possible landslide occurrence are present. 8 Purok IV 0 (Banagbanag)# Low landslide susceptibility 5 20 Gently sloping areas with no identified landslide. 5 40 Debris flow / Possible accumulation zone 4 2 Areas that could be affected by landslide debris. 0 0 44 Active landslide >>>D Creep 0 0 5 Inactive landslide Tension crack Landslide area with mitigating measure HHHGully ///Rock fall/Rock slide prone area Riverbank erosion 0 2 4 3 8 0 Old landslide deposits 8°55'0"N 8°55'0"N Recent landslide deposits 0 50 Areas susceptible to ground subsidence/sinkhole development 0 34 Purok VII Flood (New Tubigon)# 5 8 0 6 00 Very high flood susceptibility 320 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 0 and area along river banks; also prone to flashfloods. 0 3 320 740 High flood susceptibility 300 0 Areas likely to experience flood heights of greater than 1 up to 82 0 28 2 meters and/or flood duration of more than 3 days. These areas are immediately flooded during heavy rains Purok VII 0 8 (Banagbanag) 8 2 80 # 0 of several hours; include landforms of topographic lows 4 8 680 such as active river channels, abandoned river channels 8 and area along river banks; also prone to flashfloods. 6 0 0 60 22 2 0 0 66 4 2 0 2 Moderate flood susceptibility 28 8 0 360 00 7 Areas likely to experience flood heights of greater than 0.5m up to 80 3 00 6 00 4 1 meter and/or flood duration of 1 to 3 days. These 200 areas are subject to widespread inundation during prolonged and 0 0 8 8 1 6 extensive heavy rainfall or extreme weather condition. Fluvial terraces, alluvial fans, and infilled valleys are areas moderately subjected to flooding. 8°54'0"N 8°54'0"N 125°45'0"E 125°46'0"E 125°47'0"E 125°48'0"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.