Asan Barrage: known as Dhalipur Lake, birding paradise

The Asan Barrage wetland lies  near the confluence of two rivers – Asan and Yamuna – near Dehradun, making it a popular destination for waterfowl, both waders, and divers. In fact, many of the bird species listed as globally threatened or in the IUCN Red Data Book have been observed at Asan.

The Assan Barrage is on the border of Uttarakhand in Dehradun’s Doon Valley. It spans about 288 meters and is positioned where the Yamuna Canal meets the Asan River. The barrage holds water from these rivers year-round and is notable for being Uttarakhand’s first Ramsar site, recognized under an international treaty for its ecological importance.

Constructed in 1967, the primary purpose of the Assan Barrage was to regulate the flow of the Asan River and assist in managing the eastern Yamuna Canal. This infrastructure plays a crucial role in irrigating nearby farmlands. Over time, the area around the barrage has transformed into the Asan Reservoir, also known as Dhalipur Lake, attracting a diverse array of bird species.

The barrage is 287.5 m long, with the river bed being 389.4 m above sea level. The minimum and maximum water levels are 402.4 m and 403.3 m asl, respectively. The Asan reservoir is fed by the river Asan and the discharge channel of Yamuna year-round, making it a reliable source of water for both birds and people alike.

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Yamuna River at Asan Barrage
Yamuna River at Asan Barrage

Assan Barrage Activities

One of the standout features of the Assan Barrage Bird Sanctuary is its role as a winter refuge for migratory birds. From October to March, the sanctuary hosts thousands of birds from colder regions of Europe and Asia. Among the popular species spotted here are the Northern Pintail, bar-headed goose, and Kingfisher, creating a vibrant spectacle for wildlife enthusiasts.

The first to arrive is the shoveller, followed by the ruddy shelduck, mallard, coot, cormorant, egrets, wagtails, and pond heron. Birds of prey like the Pallas fishing eagle, marsh harrier, greater spotted eagle, osprey, and steppe eagle add to this magnificent diversity.

Birds: Greylag, Brahminy, C.Teal, Mallard, C. Pochard – Arrival: October / Departure: March/April

Assan Barrage Bird Sanctuary

Tthe Assan Barrage Bird Sanctuary serves as a crucial winter home for migratory birds from October to March, including species like the Northern Pintail and bar-headed goose. It’s also a hub for water sports, offering facilities for rowing, kayaking, water skiing, paddle boarding, and motor boating at the GMVN water sports complex.

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Migratory Birds
Migratory Birds

Asan Barrage GMVN

The barrage area is also renowned for water sports. The GMVN water sports complex provides excellent facilities for activities such as rowing, kayaking, water skiing, paddle boarding, and motor boating. All necessary equipment is conveniently available on-site, making it a popular destination for water sports enthusiasts as well.

Conclusion

We hope you enjoyed the wetland blog. Next time you’re in the vicinity of Dehradun, why not make a trip to the Asan Barrage wetland? It’s a great place for birdwatching and there are even chances of spotting a few mammals too.

FAQ

Q. Asan Barrage distance from Dehradun?

A. The Assan Barrage is located 42 kilometers from Dehradun, while the nearest airport, Jolly Grant Airport, is approximately 71 kilometers away.

Author

Namaste! I am Om. I am a licensed Tourist Guide ( Approved by Ministry of Tourism, Government of India), I’m originally from Varanasi. Now, I am living in Rishikesh. I set up this blog to share my tips and experiences for traveling to inspire and help you to travel more. Hari Om

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