BS EN ISO 25377:2022

This standard BS EN ISO 25377:2022 Hydrometric uncertainty guidance (HUG) is classified in these ICS categories:

• 17.120.20 Flow in open channels

This document provides an understanding of the nature of measurement uncertainty and its significance in estimating the "quality" of a measurement or a determination in hydrometry.

This document is applicable to flow measurements in natural and man-made channels. Rainfall measurements are not covered.