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Top 5 largest river drainage basins

evergreen

The 5 largest river drainage basins by basin area: Amazon basin, Congo basin, Nile basin, Mississippi basin, Ob basin.

Snapshot · 2026-09-23

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  1. 1

    Amazon basin

    ~6,200,000 km2

  2. 2

    Congo basin

    3,730,881 km2

  3. 3

    Nile basin

    3,254,853 km2

  4. 4

    Mississippi basin

    3,202,185 km2

  5. 5

    Ob basin

    2,982,493 km2