124°0' 124°20' 124°40' 125°0' Mamasapano Datu Unsay Shariff Saydona Mustapha Sultan sa Barongis LIGUASAN MARSH Shariff Aguak South Upi R E G I O N X I I Datu Hoffer Ampatuan Province of North Cotabato ARMM Ampatuan Gen S.K. Pendatun Province of Maguindanao Tulunan Lambayong ! Datu Abdullah Sangki Paglat Pandag ARMM Datu Paglas L i n a o B a y Province of Maguindanao Esperanza ! Buluan President Quirino ! Tacurong ^ Columbio ! R E G I O N X I Province of Davao del Sur 6°40' 6°40' Mangudadatu Isulan Lebak ! P LAKE BULUAN Lutayan ! Tantangan Kalamansig ! Bagumbayan ! Norala R E G I O N X I I Koronadal Province of South Cotabato R E P U B L I C O F T H E P H I L I P P I N E S Tampakan DEPARTMENT OF AGRICULTURE BUREAU OF SOILS AND Basiauang Bay WATER MANAGEMENT Sen. Ninoy Aquino ! Elliptical Road Cor. Visayas Ave., Diliman, Quezon City Sto. Niño SOIL pH MAP ( Key Corn Areas ) Banga PROVINCE OF SULTAN KUDARAT ° SCALE 1:110,000 0 2 4 6 8 10 Kilometers Projection : Transverse Mercator Datum : PRS 1992 Surallah DISCLAIMER : All political boundaries are not authoritative T u n a B a y Tupi LOCATION MAP 6°20' 6°20' LEGEND 20°0' pH Value GENERAL AREA MAPPING UNIT DESCRIPTION (1:1 Ratio) RATING Cotabato North Cotabato ha % City 6.9 and above; Nearly Neutral to 7°0' Low Extremely Alkaline, 3,100 14.69 Maguindanao 4.5 and below LUZON Extremely Acid 15°0' Davao del 4.6 - 5.0 Moderately low Very Strongly Acid -- Sur R E G I O N X I I SULTAN KUDARAT B a s i a ua n g 5.1 - 5.5 Moderately High Strongly Acid 1,577 7.47 B a y Province of South Cotabato South Cotabato 10°0' VISAYAS Moderately Acid 5.6 - 6.8 High 16,431 77.84 6°0' to Slightly Acid Sarangani Lake Lahit T O T A L 21,108 100.00 CELEBES SEA MINDANAO 5°0' Area estimated based on field survey, other information from DA-RFO's, MA's, NIA Service Area, NAMRIA Land Cover 124°0' 125°0' 120°0' 125°0' (2010), and BSWM Land Use System Map Lake Sultan LAKE SEBU Lake Sebu T'boli Polomolok Palimbang ! CONVENTIONAL SIGNS MISCELLANEOUS INFORMATION ROADS BOUNDARY HYDROLOGY 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 Expressway Regional Rivers / Lake 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. Trunk line Provincial Shoreline Users noting errors or omissions in this publication are requested to inform the BSWM, SRDC Bldg., Primary Elliptical Rd., cor. Visayas Avenue, Diliman, Quezon City, Philippines or visit the BSWM website City PLACES (http://www.bswm.da.gov.ph). Secondary Copyright © 2019. All rights reserved to the Bureau of Soils and Water Management. No part of this Municipal \ ^ Capital City / City Tertiary publication may be reproduced, stored in a retrieval system or published without written consent from the P ! Capital Town / Town BSWM. Residential Prepared and produced by the GEOMATICS AND SOIL INFORMATION TECHNOLOGY DIVISION, BSWM. CELEBES SEA Province of Sarangani Province of South Cotabato MAUGHAN LAKE 124°0' 124°20' 124°40' 125°0'.