ISO INTERNATIONAL STANDARD 16075-4 Second edition 2021-05 Guidelines for treated wastewater use for irrigation projects - Part 4: Monitoring Lignes directrices pour I'utilisation des eaux usées traitées en irrigation- Partie4:Surveillance Reference number IS0 16075-4:2021(E) ISO @ISO2021 IS0 16075-4:2021(E) COPYRIGHTPROTECTED DOCUMENT IS02021 All rights reserved. Unless otherwise specified, or required in the context of its implementation, no part of this publication may be reproduced or utilized otherwise in any form or by any means, electronic or mechanical, including photocopying, or posting on the internet or an intranet, without prior 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 CP 401 : Ch. de Blandonnet 8 CH-1214 Vernier, Geneva Phone: +41 22 749 01 11 Email: copyright@iso.org Website: www.iso.org Published in Switzerland ii @ IS0 2021 - All rights reserved