Taiwan Waterways from OpenStreetMap for Flood Risk and Watershed Analysis
Updated 23d ago
5filesGEOPACKAGE
Available on 1 platform
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Description
OpenStreetMap exports provide water features across Taiwan, including rivers, streams, canals, lakes, and ponds. The Humanitarian OpenStreetMap Team (HOT) maintains this data, which was last updated on 2026-05-15. Completeness varies by region, with urban areas likely being better mapped than remote ones.
Use Cases
Model flood risk based on the distribution of rivers, streams, and water bodies.
Conduct watershed analysis using the network of waterways and water features.
Create an environmental context basemap incorporating lakes, ponds, and canals.
Strengths
Data is available in multiple geospatial formats including GEOPACKAGE, SHP, and GEOJSON.
The dataset is derived from OpenStreetMap, a free, collaborative global mapping project.
Limitations
Description metadata is limited; actual data quality requires manual inspection after download.
Completeness varies by region, with remote areas potentially being incomplete.
Provenance
Source
OpenStreetMap
Collection Method
Volunteer-contributed mapping data exported via the Humanitarian OpenStreetMap Team (HOT).
Freshness
Last updated 2026-05-15 09:07:28.299611; freshness should be verified.
Geography
Taiwan
Data is licensed under ODbL-1.0, which requires attribution and share-alike for derivative databases.