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Gatun Lake

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Gatun Lake was created between 1907 and 1913 through the construction of the Gatun Dam across the Chagres River, becoming the largest man-made lake in the world at the time of its completion. Covering an area of approximately 425 square kilometers, the lake sits 26 meters above sea level and forms a critical central link in the Panama Canal's waterway. Its primary function is to serve as a reservoir for the vast amounts of water required to operate the canal's locks, while providing a transit route for ships across the isthmus. The flooding of the valley created numerous islands, most notably Barro Colorado, which is home to a world-renowned biological research station operated by the Smithsonian Institution. The lake's ecosystem supports diverse wildlife, including crocodiles, manatees, and hundreds of bird species. Furthermore, it supplies much of the drinking water for Panama City and Colón, making it indispensable for the country's economy and population.
- Location: Panama
- Nearby: Cristóbal (4 km)
Best time to visit & climate
The most pleasant time to visit is Jan–Mar.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg °C | 26 | 27 | 27 | 28 | 27 | 27 | 27 | 27 | 27 | 26 | 26 | 26 |
| Rain mm | 18 | 9 | 15 | 98 | 245 | 239 | 208 | 224 | 248 | 257 | 251 | 100 |
📋 Practical info
Geography
Facts
- Created between 1907 and 1913
- Surface area of about 425 square kilometers
- Elevation of 26 meters above sea level
- Holds 5.2 cubic kilometers of water
- Home to the Barro Colorado research station
- Primary water source for Panama City
Explore nearby
Notable places around
Route planner — Car & Motorhome
Where do you start? We build the route here, with stops and country notes along the way.
© OpenStreetMap contributors · OpenRouteService
Sights nearby
Frequently asked questions
Is the Gatun Lake suitable for swimming?
Can you fish there?
How do you get to the lake?
Are there monkeys there?
Is the lake a natural feature?
Gatun Lake: where is it located?
Gatun Lake: when is the best time to visit?
Gatun Lake: why is it worth visiting?































