2021-05-19

Attabad Lake: The Lake Formed by a Massive Landslide

In the Hunza Valley of Gilgit-Baltistan, there's a lake that didn't exist before 2010. Attabad Lake is one of the youngest bodies of water in Pakistan, and it wasn't shaped by glaciers or centuries of erosion. It appeared because a mountainside gave way, blocked a river, and flooded a valley within months. What started as a disaster has since become one of northern Pakistan's most visited landmarks.

Attabad Lake surrounded by mountains in Hunza Valley
The brilliant blue waters of Attabad Lake contrast with the rugged mountains of Hunza Valley.

The Landslide That Started It All

On January 4, 2010, a giant section of rock broke away from the slopes above Attabad village, about 14 kilometres upstream of Karimabad. Estimates of the landslide's volume vary, but scientific studies put it at roughly 45–55 million cubic metres. The collapse destroyed homes and killed 20 people. The debris blocked the Hunza River and formed a natural dam roughly 120–125 metres high and about 1.5 kilometres long. With the river blocked, water began accumulating behind the debris, eventually creating what became Attabad Lake.

Local authorities had been monitoring the slope for instability beforehand, which allowed many residents to evacuate before the worst of it happened. Still, the scale of the collapse caught the region off guard. The debris didn't just bury the village; it blocked the Hunza River, forming a natural dam about 120 metres high and roughly 1.5 km long. The river had nowhere to go.

Watching the Water Rise

With the river blocked, water started backing up almost immediately. Over the coming months, it kept climbing, submerging farmland, orchards, and parts of nearby settlements like Shishkat and Ayeenabad. Over the following months, the lake expanded dramatically, eventually reaching roughly 21–22 kilometres in length and more than 100 metres in depth.

This wasn't a quick event to deal with. Around 25,000 people in Upper Hunza were left stranded or cut off from the rest of the region as roads and the Karakoram Highway became inaccessible. Aid groups tracked the rising water level daily, worried that the natural dam could fail without warning and send a flood wave downstream. Eventually, workers cut a spillway through the debris, allowing water to pass in a more controlled way, decreasing the likelihood of a sudden breach.


First Image / Flickr
Turquoise waters of Attabad Lake in northern Pakistan
Attabad Lake is famous for its striking turquoise-blue water and dramatic mountain setting.
Image / Source

How a Disaster Became a Destination

The Lake Finds a New Purpose

Once the water level settled, something unexpected happened: people started showing up to look at it. The lake's colour — a deep turquoise that shifts depending on the light and season — set against the Karakoram peaks made it one of the more striking sights in the country. Families who had lost land to the flooding began opening guesthouses, running boat tours, and setting up small shops along the shore. Tourism became a new source of income in a region that had relied heavily on farming.

Getting the Road Back

For years, the flooded section of the Karakoram Highway meant that travellers had to cross the lake by boat just to continue their journey. Handcrafted work and convenience lasted until 2015, when Pakistan and China finished building a set of five tunnels above the waterline — often referred to as the Pakistan-China Friendship Tunnels. With the tunnels open, road traffic could move through the valley again without relying on boats.


Attabad Lake formed by the 2010 landslide
Attabad Lake was created when a massive landslide blocked the Hunza River in January 2010.
Source / Flickr

Why It's Still Worth Talking About

Attabad Lake is now a regular stop for visitors to Gilgit-Baltistan, whether they're there to boat, fish, jet-ski, or just take photos. In winter, sections of it freeze over, which adds another look to a lake that already changes with the seasons.

There's also a scientific side to the story. Attabad Lake is often cited in studies of landslide-dammed lakes, partly because it formed so quickly and partly because it's in a region prone to seismic activity and slope instability. Researchers use it as a reference point when trying to understand how similar events might play out elsewhere in mountainous terrain.

None of that changes the basic fact that this lake shouldn't exist, at least not the way it does. It's the result of a landslide that killed people and buried a village, and yet it's now one of the reasons travellers go to Hunza in the first place. That contrast is part of what makes Attabad Lake worth knowing about.


Wide view of Attabad Lake and the Karakoram Mountains
The young lake stretches through a spectacular mountain valley in Gilgit-Baltistan.
Source / Flickr

Boat traveling across the blue waters of Attabad Lake
Boats carry visitors across the calm waters of Attabad Lake.
Source / Flickr

Tall mountains rising behind Attabad Lake Pakistan
Steep mountain slopes surround Attabad Lake in the heart of the Hunza region.
Source / Flickr

Attabad Lake viewed from the Karakoram Highway
The lake can be seen from the Karakoram Highway as it passes through the Hunza Valley.
Source / Flickr

Natural landslide dam that created Attabad Lake
The enormous landslide debris formed a natural dam across the Hunza River.
Source / Flickr

cenic turquoise Attabad Lake surrounded by rocky peaks
The unusual blue-green colour of Attabad Lake stands out against the surrounding rocky peaks.
Source / Flickr

Attabad Lake stretching through the Hunza Valley
Attabad Lake occupies a long section of the Hunza Valley created after the 2010 disaster.
Source / Flickr

View of Attabad Lake from a mountain road
A high viewpoint reveals the narrow lake surrounded by towering mountains.
Source / Flickr

Aerial view of Attabad Lake and surrounding mountains
From above, the scale of Attabad Lake and the surrounding landslide landscape becomes clear.
Source / Google Map

Attabad Lake | The lake formed after the disaster — Video

Conclusion:

Attabad Lake didn't ask to become one of Pakistan's most photographed places. It started as a disaster — a landslide that buried a village, killed twenty people, and choked off the Hunza River until an entire valley in Gilgit-Baltistan disappeared underwater. That's not a pretty origin story, and it shouldn't be softened just because the lake turned out beautiful.

But it did turn out beautiful, and that's what people see now. The Karakoram Highway runs past it again, tunnels replaced the boats, and Hunza Valley has built a real tourism economy around water that used to be someone's farmland. Visitors come for the turquoise colour and the mountains behind it, not really considering what's underneath. Both things are true at once. Attabad Lake is both a landslide scar and a tourist destination, representing a loss and a livelihood. Pakistan doesn't get many landscapes with a backstory this raw — and that's precisely why it's worth knowing.

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