ISO INTERNATIONAL STANDARD 5667-11 Second edition 2009-04-15 Water quality Sampling - Part 11: Guidance on sampling of groundwaters Qualité de I'eau- Echantillonnage - Partie 11: Lignes directrices pour I'échantillonnage des eaux souterraines Reference number ISO 5667-11:2009(E) @ ISO 2009 py IHS under lic ted without license from IHS Not for Resale ISO 5667-11:2009(E) PDF disclaimer This PDF file may contain embedded typefaces. In accordance with Adobe's licensing policy, this file may be printed or viewed but shall not be edited unless the typefaces which are embedded are licensed to and installed on the computer performing the editing. In downloading this file, parties accept therein the responsibility of not infringing Adobe's licensing policy. The IsO Central Secretariat accepts no liability in this area. Adobe is a trademark of Adobe Systems Incorporated. Details of the software products used to create this PDF file can be found in the General Info relative to the file; the PDF-creation parameters were optimized for printing. Every care has been taken to ensure that the file is suitable for use by IsO member bodies. In the unlikely event that a problem relating to it is found, please inform the Central Secretariat at the address given below. COPYRIGHT PROTECTED DOCUMENT @ ISO2009 All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized in any form or by any means, 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 2009 - All rights reserved py IHS unde I without license from IHS Not for Resale ISO 5667-11:2009(E) Contents Page Foreword Introduction 1 Scope 2 Normative references 3 Terms and definitions. 4 Sampling strategy and programme design 4.1 General.... 4.2 Selection of sampling point location . 4.3 Groundwater parameter selection . 4.4 Sampling frequency... 5 Types of monitoring installation and sampling method.. 5.1 General... 5.2 Unsaturated zone monitoring 8 5.3 Saturated zone .... 11 6 Sampling procedures 15 6.1 Purging 15 6.2 Trial pits . 19 6.3 Sampling of free-phase contaminants (DNAPLs and LNAPLs) 19 6.4 Materials for sampling equipment . 19 6.5 Prevention of contamination .. 20 7 Safety precautions. 21 8 Sample identification and records. 22 9 Quality assurance/quality control. .23 Annex A (informative) Calculation of sampling frequency using nomogram.. .24 Annex B (informative) Example of a report - Sampling from groundwaters... 25 Bibliography ... .26 Copyright International Organization for Standardizalon ghts reserved ii nse from IHS Not for Resale