122°0' 122°20' 122°40' 123°0' 123°20' Province of Aklan C a p i z B a y Carles ! B a n g a B a y S a p i a n B a y P i l a r B a y R E P U B L I C O F T H E P H I L I P P I N E S P i l a r B a y DEPARTMENT OF AGRICULTURE BUREAU OF SOILS AND WATER MANAGEMENT Elliptical Road Cor. Visayas Ave., Diliman, Quezon City SOIL pH MAP Balasan ( Key Corn Areas ) ! Estancia PROVINCE OF ILOILO ! ° SCALE 1:170,000 Batad 0 2 4 6 8 10 12 14 ! Kilometers Projection : Transverse Mercator Datum : PRS 1992 DISCLAIMER : All political boundaries are not authoritative Province of Capiz 11°20' LOCATION MAP Bagacay Bay 11°20' 12°0' Masbate JINTOLO CHANNEL Concepcion Bay Aklan 11°30' LUZON Capiz 15°0' San Dionisio ! 11°0' Antique ILOILO Sara ! 10°0' Guimaras Negros Occ. VISAYAS 10°30' Bingawan ! Lemery ! Concepcion PANAY GULF ! 10°0' MINDANAO Negros Or. 5°0' 122°0' 122°30' 123°0' 120°0' 125°0' San Rafael ! Ajuy ! Calinog ! Passi ^ A j u y B a y San Enrique Dueñas ! ! Lambunao GUIMARAS STRAIT ! Barotac Viejo ! Dingle Banate ! ! 11°0' 11°0' Badiangan ! Anilao ! Janiuay ! Province of Antique Pototan ! Mina ! Barotac Nuevo Maasin ! ! GUIMARAS STRAIT LEGEND Cabatuan ! New Lucena pH Value GENERAL AREA ! MAPPING UNIT DESCRIPTION (1:1 Ratio) RATING ha % Nearly Neutral to 6.9 and above; Low Extremely Alkaline, 2,726 27.07 4.5 and below Extremely Acid Santa Barbara ! Zarraga Dumangas Alimodian ! ! 4.6 - 5.0 Moderately Low Very Strongly Acid 216 2.14 ! Province of Negros Occidental 5.1 - 5.5 Moderately High Strongly Acid 1,507 14.96 Leganes Leon San Miguel ! ! ! Pavia Moderately Acid ! 5.6 - 6.8 High 5,622 55.82 Tubungan ! to Slightly Acid TOTAL 10,071 100.00 Area estimated based on field survey, other information from DA-RFO's, MA's, NAMRIA Land Cover (2010), and BSWM Land Use System Map Igbaras ! Mandurriao Iloilo City \ Oton ! Tigbauan ! ILOILO STRAIT 10°40' Guimbal 10°40' ! CONVENTIONAL SIGNS Province of Negros Occidental Miagao ROADS BOUNDARY HYDROLOGY ! Expressway Regional Rivers / Lake Trunk line Provincial Shoreline Primary City PLACES Secondary \ ^ Capital City / City Tertiary Municipal San Joaquin ! ! P Capital Town / Town Residential Province of Guimaras MISCELLANEOUS INFORMATION Santa Ana Bay 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 I g a n g B a y 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 GUIMARAS STRAIT (http://www.bswm.da.gov.ph). Copyright © 2019. All rights reserved to the Bureau of Soils and Water Management. No part of this publication may be reproduced, stored in a retrieval system or published without written consent from the BSWM. Prepared and produced by the GEOMATICS AND SOIL INFORMATION TECHNOLOGY DIVISION, BSWM. 122°0' 122°20' 122°40' 123°0' 123°20'.