ISO INTERNATIONAL STANDARD 14046 First edition 2014-08-01 Environmental management - Water footprint Principles, requirements and guidelines Management environnemental - Empreinte eau - Principes, exigences et lignes directrices Reference number IS0 14046:2014(E) LSO IS02014 IHS under ted without license from IHS Not for Resale IS0 14046:2014(E) COPYRIGHTPROTECTEDDOCUMENT @ IS0 2014 All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized otherwise in any form written permission. Permission can be requested from either ISO at the address below or ISO's member body in the country of the requester. ISO copyright office Case postale 56 : CH-1211 Geneva 20 Tel. + 41 22 749 01 11 Fax + 41 22 749 09 47 E-mail copyright@iso.org Web www.iso.org Published in Switzerland @ IS0 2014 - All rights reserved Not for Resale IS0 14046:2014(E) Contents Page Foreword ..iv Introduction. ..V 1 Scope. ..1 2 Normative references 3 Terms and definitions 3.1 Terms relating to types and classifications of water .1 3.2 Terms relating to water. 3.3 Terms relating to life cycle assessment and water footprint assessment ..3 3.4 Terms relating to interpretation and reporting of water footprint results 3.5 Terms relating to products, product systems, processes and organizations. .6 3.6 Terms relating to data and data quality. ..8 4 Principles .8 4.1 General ..8 4.2 Life cycle perspective .8 4.3 Environmental focus :9 4.4 Relative approach and functional unit. :9 4.5 Iterative approach .9 4.6 Transparency 19 4.7 Relevance .9 4.8 Completeness. .9 4.9 Consistency .9 4.10 Accuracy .9 4.11 Priority of scientific approach .9 4.12 Geographical relevance. .9 4.13 Comprehensiveness. .10 5 Methodological framework ..10 5.1 General requirements. .10 5.2 Goal and scope definition .11 5.3 Water footprint inventory analysis 15 5.4 Water footprint impact assessment. 20 5.5 Interpretation of the results 24 5.6 Limitations of water footprint .25 6 Reporting. .25 6.1 General 25 6.2 Additional requirements and guidance for third-party reports .26 6.3 Comparativeassertionandcomparativestudies .29 7 Critical review .29 7.1 General. .29 7.2 Need for critical review. .30 7.3 Critical review by internal or external expert .30 7.4 Critical review by panel of interested parties .30 Annex A (normative) Additional requirements and guidelines for organizations ..31 Bibliography .33 iii ted without license from IHS Not for Resale