Asuán Retention Reservoir
Retenční nádrž Asuán
The Asuán Retention Reservoir is a significant water body located in Prague 5 – Jinonice, Czech Republic. Built in the 1980s, it serves crucial functions in water retention, rainwater management, and supports local biodiversity.

📜 A significant water body in Prague 5 – Jinonice, Czech Republic.
💧 Built in the 1980s for water retention and rainwater management.

Why Go

🏞️ Explore a vital ecological area supporting diverse flora and fauna
🚶‍♀️ Enjoy walking along the dam with newly planted oaks
🎣 Participate in extensive fish farming activities (bream, pike, white fish)
🦆 Observe water birds like mallards, coots, and moorhens
🐸 Discover amphibians such as common toads and marsh frogs in western pools
🦋 Spot 56 species of butterflies and rare dragonflies

Technical Details

📏 Covers 16,120 m² (1.6120 ha), 210 meters long, 130 meters wide
💧 Volume of 25,750 m³, expandable to 92,030 m³ during heavy rains
⬆️ Elevation of 274 meters above sea level
🚧 Earth-fill dam approximately 9.6 meters high
♻️ Revitalized in 2007 and 2020 with planting of trees and wetland vegetation, and sediment dredging
🌿 Supports 89 plant species, including rare ones like Schoenoplectus lacustris
🐟 Used for extensive fish farming, with annual harvests in autumn

Managed By

🏛️ Owned by the City of Prague
🌳 Administered by Lesy hlavního města Prahy (Forests of the City of Prague)

Tags
water reservoirnatureoutdoorwildlifefishingparkPragueecologyflood control