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ISO/NP TS 11330-1

Determination of volume of water and water level — Part 1: Lakes and reservoirs

General information

10.20     Jun 25, 2026

ISO

ISO/TC 113/SC 1

Technical Specification

Scope

This document deals with the survey of the topography of lakes and reservoirs for the determination of volume of live storage and the determination of water level, the objective being to establish a relation between water level and volume. It includes conventional surveying methods, electronic distance measurement (EDM) and Global Navigation Satellite Systems (GNSS) total station methods and advanced hydrographic surveying methods.

Life cycle

NOW

PROJECT
ISO/NP TS 11330-1
10.20 New project ballot initiated
Jun 25, 2026