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HydroSHEDS v2 · 30 m / FullBasin

FullBasin for the Americas

Find a processing region, inspect its native statistics, and download basin geometry for GIS.

North America

Four region partitions, basin polygons and exterior boundaries.

Native grid: 30 m · browse vectors: 1/400°

Explore North America →

South America

Four region partitions, basin polygons and exterior boundaries.

Native grid: 30 m · browse vectors: 1/400°

Explore South America →

Choose a partition for your machine

A processing region groups whole basins or parts of an oversized basin. Its dashed rectangle is the raster window to read; neighbouring regions can share that rectangle. All four partitions describe the same native land cells.

PartitionSuggested RAMProcessing window
L3>128 GB; 192–256 GB preferredWhole L3 groups; no window-size cap
160 deg²64 GBAt most 2,073,600,000 native cells
80 deg²32 GBAt most 1,036,800,000 native cells
40 deg²16 GBAt most 518,400,000 native cells

Memory guidance assumes one region at a time and depends on the arrays used by your algorithm. The continent explorer includes an adjustable estimate.