AS 3550.7-1993 (R2017)

Abstract

Provides guidance for the construction and use of the Secchi disc. Outlines a procedure for determining the Secchi depth which is useful for monitoring changes in water clarity.

RECONFIRMATION NOTICE
Technical Committee EV-008 has reviewed the content of this publication and in accordance with Standards Australia procedures for reconfirmation, it has been determined that the publication is still valid and does not require change.
Certain documents referenced in the publication may have been amended since the original date of publication. Users are advised to ensure that they are using the latest versions of such documents as appropriate, unless advised otherwise in this Reconfirmation Notice.
Approved for reconfirmation in accordance with Standards Australia procedures for reconfirmation on 15 September 2017.
The following are represented on Technical Committee EV-008:
Australasian Land and Groundwater Association
Australian Contaminated Land Consultants Association
Australian Nuclear Science & Technology Organisation
Australian Water Association
Chem Centre
Environmental Laboratory Industry Group
National Association of Testing Authorities Australia
National Measurement Institute
Sydney Water Corporation

Scope

This Standard sets out general requirements and guidelines for the construction and use of the Secchi disc and a procedure for determining Secchi disc depth. The main advantages of the Secchi disc are its low cost, ease of construction, ruggedness and simplicity of use.

General Product Information

Published
Document Type	Standard
Status	Current
Publisher	Standards Australia
ProductNote	Reconfirmed 18/12/2017. This standard has been reconfirmed in Australia in 2017 and remains current in New Zealand. Reconfirmation Notice 18/12/2017
Pages
ISBN
Committee	EV-008
Supersedes	DR 92033