120°10' 120°20' 120°30' Sudipen R E P U B L I C O F T H E P H I L I P P I N E S D E P A R T M E N T O F A G R I C U LT U R E Bangar BUREAU OF SOIL S AND WATER M ANAGEMENT Elliptical Road Cor. Visayas Ave., Diliman, Quezon City SOIL pH MAP Province of Ilocos Sur ( Key Rice Areas ) PROVINCE OF LA UNION ° Luna SCALE 1:65,000 0 1 2 3 4 5 Kilometers 16°50' Projection : Transverse Mercator Datum : Luzon 1911 16°50' DISCLAIMER : All political boundaries are not authoritative Balaoan Santol W E S T P H I L I P P I N E S E A Bacnotan LEGEND MAPPING pH Value GENERAL AREA DESCRIPTION San Gabriel UNIT ( 1:1 Ratio ) RATING ha % San Juan Nearly Neutral 58 0.21 16°40' > 6.8 or to Extremely Alkaline 46 0.17 16°40' Low - - < 4.5 Extremely Acid - - - - 4.6 - 5.0 Moderately Low Very Strongly Acid - - 246 0.89 5.1 - 5.5 Moderately High Strongly Acid 2,189 7.93 Moderately Acid 4,870 17.63 5.6 - 6.8 High to Slightly Acid 20,211 73.18 TOTAL 27,620 100.00 SAN FERNANDO Paddy Irrigated Paddy Non Irrigated AArerae aes rteimfeatresd t boa stehde o anc atcutaual la frielad ssuurvrevye, yoethde rb iyn ftohrem afiteiolnd f rsoumrv DeAy- RtFeOa'ms, .MA's NIA Service Area, NAMRIA Land Cover (2010) and BSWM Land Use System Map. Bagulin Naguilian Bauang Burgos 16°30' 16°30' Province of Benguet Caba Aringay LOCATION MAP Ilocos Sur 17° LUZON 15° Tubao LA UNION Benguet 16°30' VISAYAS 10° 16°20' 16°20' Agoo Pangasinan MINDANAO Pugo 5° 16° 120° 120°30' 120° 125° L I N G A Y E N G U L F CONVENTIONAL SIGNS Santo Tomas ROADS BOUNDARY HYDROLOGY Rivers / Lake Expressway Regional Trunk line Provincial Shoreline Primary District PLACES Secondary Municipal \ ^ Capital City / City Tertiary P ! Capital Town / Town Rosario MISCELLANEOUS INFORMATION 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 from British Oceanographic Centre. Fertility data gathered through the Bureau of Soils and Water Management (BSWM), National Soil Sampling and Testing for Fertility and Crop Suitability Assessment Project led by the Soils Survey Division (SSD) in 2016. 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(http://www.bswm.da.gov.ph). Copyright © 2016. 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. Province of Pangasinan 120°10' 120°20' 120°30'.