Nevado Pastoruri – Glaciers and climate change in the Cordillera Blanca

Nevado Pastoruri at a glance

Nevado Pastoruri is located in the southern part of the Cordillera Blanca in Huascarán National Park. The route leads from Huaraz via Cátac and Pachacoto into the high mountains. From the parking lot, a short walk leads to the glacier area.

Today, Pastoruri is not only known for its snow, ice, and high-mountain landscape. The visible glacial retreat is a central theme of the so-called "Climate Change Route," making the changes in the tropical Andes directly tangible.

Image gallery

Why Nevado Pastoruri is special

Pastoruri shows two sides of the Cordillera Blanca right next to each other. Ice, rock, and extreme altitude characterize the landscape, while the significantly retreating glacier makes it clear how much tropical high-mountain glaciers are changing.

The route also leads through bofedales (wetlands) and areas with Puya raimondii. A visit therefore consists not just of the glacier itself, but of several very different high-Andean habitats.

The most important areas of the Pastoruri route

The route combines the drive through the southern part of Huascarán National Park with several natural stops and the final walk to the glacier area.

Cátac and Pachacoto

Cátac is the most important starting point south of Huaraz. From there, the route leads to the Pachacoto turn-off and on into the protected area.

Puya raimondii

Populations of Puya raimondii grow along the route. This giant bromeliad species is one of the most striking plants in the Peruvian high Andes.

Bofedales

Wet highland areas form valuable water sources and habitats between the drier parts of the high Andes. Visitors should observe these sensitive zones only from the designated paths.

Climate Change Route

The visit to Pastoruri is presented as the Climate Change Route. The retreat of the glacier can be traced in the terrain, illustrating the changes in the Cordillera Blanca in a very clear way.

Glacier area

From the parking lot, the final section leads on foot to the area of Nevado Pastoruri. Due to the extreme altitude, visitors should walk slowly and allow for enough breaks.

Natural and landscape highlights

Characteristic elements of the route include populations of Puya raimondii, bofedales, rocky landscapes, and the glacier area of Nevado Pastoruri. The altitude creates a barren yet extraordinary landscape.

The ecological value of the route extends beyond the glacier itself. The wetlands, in particular, are sensitive high-Andean habitats and should only be viewed from the designated paths.

Admission and visiting

Nevado Pastoruri is located within Huascarán National Park. The current access, protection, and fee regulations set by SERNANP apply to all visitors. Prices and individual access conditions are subject to change and should therefore be officially checked immediately before departure.

The usual route is from Huaraz via Cátac and Pachacoto to the Pastoruri route. The final section is completed on foot.

Opening hours and season

The drier season, roughly from May to September, often offers more stable conditions for a visit. Nevertheless, wind, cold, intense UV radiation, and rapid weather changes can occur at any time at this altitude.

Access times and potential restrictions can change. The current advisories from Huascarán National Park and local control points are authoritative.

Current situation

Nevado Pastoruri remains a regulated natural area within Huascarán National Park. The glacial retreat is clearly visible and is a central element of the environmental education along the route.

Before you set off, check the weather, road conditions, and current notices from the protected area administration. Short-term restrictions are always possible in high-mountain regions.

How demanding is the visit?

The actual walking distance is manageable compared to longer trekking routes. However, the extreme altitude makes the visit physically demanding. Even slight inclines above 4,800 meters can be significantly more strenuous than at low altitudes.

Prior acclimatization in Huaraz or at a comparable altitude is recommended. If you experience headaches, dizziness, nausea, or unusual exhaustion, you should stop the ascent.

What should be in your backpack?

• warm, layered clothing
• windproof and waterproof jacket
• sun protection with high SPF
• sunglasses and a hat
• sufficient drinking water
• sturdy shoes
• personal medication