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Water

Natural water storage mapping

Where can the landscape itself hold water through the dry season?

Validated in

Andean highlands, Peru

Shaded-relief map of the Arequipa highlands, Peru, with the natural basins kept after screening marked in amber and the top five numbered.

Maps from a finished run

Shaded-relief map of the Arequipa highlands with the natural basins kept after screening marked in amber, the top five numbered, beside a table of their area, depth and volume.
Arequipa region, Peru: 196 candidate depressions screened, 41 kept for field validation.

Results

Candidate sites screened, and the number flagged for field validation
196 → 41
Candidate sites screened, and the number flagged for field validation

What it does

  1. Builds a terrain model of the watershed from elevation data.
  2. Finds natural basins that could hold water and estimates their capacity.
  3. Checks every site against protected areas and other constraints.
  4. Ranks candidates and flags a shortlist for field validation.
Runs onHydro Screening EngineReport Builder

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