Detailed Landslide and Flood Hazard Map of Bunawan, Agusan Del Sur, Philippines 4117-Ii-5 Consuelo Quadrangle

Detailed Landslide and Flood Hazard Map of Bunawan, Agusan Del Sur, Philippines 4117-Ii-5 Consuelo Quadrangle

II NN DD EE XX MM AA PP :: 125°55'0"E 126°0'0"E PAZ DETAILED LANDSLIDE AND FLOOD HAZARD MAP OF 4117-I-24 4117-I-25 4217-IV-21 8°15'0"N BUNAWAN, AGUSAN DEL SUR, PHILIPPINES 8°15'0"N PAZ RETO BUNAWAN 4117-II-5 4217-III-1 4117-II-5 CONSUELO QUADRANGLE 4117-II-4 125°57'0"E 125°58'0"E 125°59'0"E 126°0'0"E 4117-II-9 4117-II-10 4217-III-6 125°55'0"E 126°0'0"E 8°15'0"N 8°15'0"N Purok V (Consuelo)# μ n Consuelo Elementary School 0120.5 (Consuelo) Kilometers Purok IV (Consuelo)# LL E G E N D : Main road POBLACIONP! Barangay center location So. Magaling (Poblacion) Purok IIIA Secondary road # Purok/Sitio location (Barangay) (Consuelo)# Track; trail n School CONSUELOP River v® Hospital Municipal boundary G Church 80 Contour (meter) Proposed relocation site Purok I (Consuelo)# # Purok IIA Purok II (Consuelo)# (Consuelo) Landslide 8°14'0"N 8°14'0"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. Purok VII (San Andres)# 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 Purok VB (Mambalili)# Purokn VA Inactive landslide Tension crack (Mambalili)# Purok VIII (San Andres)# Landslide area with mitigating measure HHHGully ///Rock fall/Rock slide prone area Riverbank erosion Old landslide deposits 8°13'0"N 8°13'0"N Recent landslide deposits Purok VI (Mambalili) # Purok III (San Andres)# Areas susceptible to ground subsidence/sinkhole development Flood Very high flood susceptibility Purok VI Libuton Areas likely to experience flood heights of greater than (San Andres)# 2 meters and/or flood duration of more than 3 days. These areas are immediately flooded during heavy rains Purok VIII of several hours; include landforms of topographic lows (Mambalili)# such as active river channels, abandoned river channels and area along river banks; also prone to flashfloods. Purok IID Purok IIC (San Andres) (San Andres)# # High flood susceptibility SAN ANDRESP Purok IIA Areas likely to experience flood heights of greater than 1 up to (San Andres)# 2 meters and/or flood duration of more than 3 days. These areas are immediately flooded during heavy rains San Andres Elementary School of several hours; include landforms of topographic lows Purok IIB (SanAndres) Purok IV (San Andres)# n such as active river channels, abandoned river channels (Mambalili)# and area along river banks; also prone to flashfloods. 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. 8°12'0"N 8°12'0"N 125°57'0"E 125°58'0"E 125°59'0"E 126°0'0"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.

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