122°0' 122°30' 123°0' 123°30' ALIGUAY ISLAND R E P U B L I C O F T H E P H I L I P P I N E S DEPARTMENT OF AGRICULTURE Dapitan Murcielagos Baliangao Dapitan Bay ^ B a y S U L U S E A BUREAU OF SOILS AND WATER MANAGEMENT Plaridel Sibutad Elliptical Road Cor. Visayas Ave., Diliman, Quezon City ! C a s u l B a y Dipolog SOIL pH MAP \ Rizal ( Key Corn Areas ) ! Calamba Lopez Jaena PROVINCE OF ZAMBOANGA DEL NORTE Sapang Dalaga Polanco ° ! Manukan President Manuel Acuña Roxas Katipunan ! ! ! SCALE 1:230,000 8°30' 8°30' 0 3 6 9 12 15 18 Oroquieta Piñan ! Kilometers La Libertad Projection : Transverse Mercator ! Datum : PRS 1992 Jose Dalman DISCLAIMER : All political boundaries are not authoritative ! Concepcion Mutia Aloran ! LOCATION MAP 20°0' Negros B O H O L S E A Oriental Siquijor 9°0' R E G I O N X Sergio Osmeña Sr. ! LUZON Misamis 15°0' Occidental Province of Misamis Occidental S U L U S E A Zamboanga 8°0' del Norte Zamboanga Lanao del Zamboanga del Sur Siayan Norte ! Sibugay Sindangan 10°0' ! VISAYAS Josefina Zamboanga 7°0' del Sur Sindangan Bay M O R O G U L F MINDANAO Basilan 5°0' 122°0' 123°0' 124°0' 120°0' 125°0' Leon B. Postigo Dumingag Don Victoriano Chiongbian ! Mahayag Liloy Patauag Bay ! Salug ! Molave Labason Tambulig ! Tangub Tubod Bonifacio Midsalip Baroy Panguil Bay Midsalip Godod Ramon Magsaysay 8°0' ! 8°0' Gutalac Balukbahan ! Tampilisan ! Aurora Labangan R E G I O N I X Lala Kalawit ! Province of Zamboanga del Sur Kapatagan Titay R E G I O N X R E G I O N I X Bayog Lakewood Tukuran LAKE WOOD Province of Lanao del Norte Pagadian Province of Zamboanga Sibugay Tigbao Condulingan Bay Dumalinao Pagadian Bay Baliguian ! Kabasalan Sultan Naga Dimaporo Naga Ipil Nunuyan Bay Guipo LEGEND Kumalarang pH Value DupulisanGENERAL Bay AREA MAPPING UNIT DESCRIPTION Buug (1:1 Ratio) RATING ha % Siocon ! Siay 6.9 and above; Nearly Neutral to Diplahan Low Extremely Alkaline, 1,662 5.19 4.5 and below Extremely Acid Dumanquilas Bay 4.6 - 5.0 Moderately low Very Strongly Acid -- Roseller T. Lim Lake Dasay San Pablo S i o c o n B a y San Miguel Imelda Lapuyan Malangas Dinas 5.1 - 5.5 Moderately High Strongly Acid 3,048 9.52 Moderately Acid Tungawan 5.6 - 6.8 High 27,311 85.29 B u s a n B a y I g a t B a y to Slightly Acid Sirawai ! Payao Margosatubig T O T A L 32,021 100.00 Panabutan Bay Area estimated based on field survey, other information from DA-RFO's, MA's, NIA Service Area, NAMRIA Land Cover (2010), and BSWM Land Use System Map Vincenso A. Sagun Alicia Sibuguey Bay Dimataling 7°30' K a u i t B a y 7°30' Maligay Bay Tabina Tantanang Bay Locsico Bay Pitogo CONVENTIONAL SIGNS Tungauan Bay Talusan 123°20' ROADS BOUNDARY HYDROLOGY Mabuhay Expressway Regional Rivers / Lake Trunk line Provincial Shoreline R E G I O N I X SELINOG ISLAND Primary City PLACES 8°50' 8°50' Secondary Municipal \ ^ Capital City / City Province of Zamboanga del Sur Tertiary P ! Capital Town / Town Residential City of Zamboanga Olutanga S i b u c o B a y Sibuco ! ALIGUAY ISLAND MISCELLANEOUS INFORMATION S U L U S E A SOURCES OF INFORMATION : Topographic information taken from NAMRIA Topographic Map at a scale of 1:50,000. Elevation data taken from SRTM 1 arc-second global dataset (2015). Bathymetry information taken M O R O G U L F from British Oceanographic Centre. Soil pH status data gathered through the Soil Health Assessment - National Soil Sampling and Testing Project Phase IV led by the Bureau of Soils and Water Management in partnership with the DA - Regional Field Offices (RFOs) and Local Government Units (LGUs) in 2019. Users noting errors or omissions in this publication are requested to inform the BSWM, SRDC Bldg., Elliptical Rd., cor. Visayas Avenue, Diliman, Quezon City, Philippines or visit the BSWM website 8°40' Dapitan 8°40' (http://www.bswm.da.gov.ph). Aliguay and Selinog Islands ^ Copyright © 2019. All rights reserved to the Bureau of Soils and Water Management. No part of this SCALE 1:230,000 publication may be reproduced, stored in a retrieval system or published without written consent from the BSWM. 123°20' Prepared and produced by the GEOMATICS AND SOIL INFORMATION TECHNOLOGY DIVISION, BSWM. 122°0' 122°30' 123°0' 123°30'.