Open Mekong Data Hub

Data for better decisions.

Discover, explore and download basin-relevant data across hydrology, climate, agriculture, fisheries and society.

Shared infrastructure

The Open Mekong Data Hub

OneMekong makes trusted data discoverable, well-documented, machine-readable and easy to use through interfaces, SDKs and APIs.

HYD

Water-level, flow, sediment and water-quality datasets from satellite and gauge networks.

CLM

Reanalysis, forecast and station-based climate data tailored to Mekong agriculture and water.

AGR

Land-cover, cropping calendars and yield data.

FSH

Catch composition and trends, including community-collected datasets.

SOC

Population, livelihoods, infrastructure and access metrics.

API

Pythonic and JavaScript SDKs for analysts, scientists and app builders.

Inspect the audited TMD product catalogue, filter verified station and rainfall coordinates, and prepare technically defensible CSV and ZIP exports.