Executive summary USGS Techniques and Methods 3-A22 — Measuring Discharge with Acoustic Doppler Current Profilers from a Moving Boat (2009;
USGS ADCP Discharge Measurement Guidance (TM 3-A22): What Field Teams Need to Know Read More »
Executive Summary An underwater tracking device — also called an underwater detection or positioning system — is any instrument that
Underwater Tracking Devices Explained: How Subsea Positioning Works in 2026 Read More »
The phrase “best ADCP” gets thrown around a lot in tender documents and forum threads — but the honest answer
Best ADCP 2026: Top 10 Acoustic Doppler Current Profilers Ranked by Application Read More »
Executive summary ISO 25377:2020 — the Hydrometric uncertainty guidance, or HUG — is the international framework for evaluating and reporting
Hydrometric Uncertainty Explained: ISO 25377 (HUG) for Discharge Measurement Read More »
Executive Summary Vietnam operates 2,807 hydro-meteorological stations, but hydrological observation is only 69% automated — one of every three stations
Executive summary ISO 748:2021 is the international standard for velocity-area discharge measurement in open channels. Published in November 2021 as
ISO 748:2021 Explained: Velocity-Area Methods for Open-Channel Flow Measurement Read More »
