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Sri Lanka Lakes, Reservoirs & Tanks Explorer

200 places to explore. Touch a shape or dot for its name, then choose the arrow for details.

Find a water body

200 places. Names such as tank, wewa and kulam may also describe reservoirs.

More learning mapsProvinces & districtsSri Lankan riversLakes, reservoirs & tanks
Map layers
Show on the map

Extra detail loads when enabled. Background river sections and the water-body overview are unreviewed and cannot be selected. The overview includes lagoons and omits some smaller water bodies.

Sri Lanka Lakes, Reservoirs & Tanks Explorer: 200 mapped places

Place details

A closer look

Explore Sri Lanka’s inland waters

Choose a shape or reference dot to preview its name. Open the arrow for its story, names and sources, or use the list to find a place.

200 places to explore

Find major reservoirs, familiar city lakes and tanks across the island. Search English or available Sinhala and Tamil names.

Lakes, reservoirs & tanks

Compare the names we use for water bodies. Tank, wewa and kulam can describe places also mapped as reservoirs.

See the wider water network

Switch on river sections or the water-body overview to add context. These background features are not the reviewed place collection.

Mapped shorelines come from a source snapshot. Seasonal changes can alter the visible water extent.

Try a learning activity →

Drag to pan. Pinch to zoom. Focus the map to zoom with your touchpad or use + / −. Arrow keys pan; Home resets.

Mapped outlines are not live water levels. © OpenStreetMap contributors, via Geofabrik · ODbL 1.0 · Country outline: geoBoundaries · OpenStreetMap / Wambacher (ODbL 1.0)