Remoteness
Extreme
No services, no phone signal, no settlements. Total self-sufficiency required.
Hágöngulón - Remote Highland Reservoir Near Vatnajökull
A remote highland reservoir near the northwestern edge of Vatnajökull glacier. Accessible only by 4x4 in summer, this is one of Iceland's most isolated and wildly beautiful bodies of water.
Updated February 1, 2026By the Iceland.org Travel Team
Location
Central Highlands
~28 km² · Elevation ~820 m · 4x4 access only
Hágöngulón represents the ultimate Icelandic highland experience. This reservoir sits at roughly 820 meters elevation in the shadow of Vatnajökull, Europe's largest glacier. Created by damming the Kaldakvísl river for hydroelectric power, the lake is surrounded by a vast, raw landscape of glacial gravel, volcanic sand, and distant ice caps. Reaching it requires navigating some of Iceland's most challenging F-roads, including river crossings. Those who make the journey are rewarded with a profound sense of isolation and some of the most dramatic highland scenery in the country.
Safety + sourcing
Last updated: 2026-02-01
This guide is for trip planning, not emergency guidance. Conditions in Iceland can change quickly—always check official alerts and road conditions before you drive or hike.
Sources to check
Nearby Glacier
Vatnajökull
The reservoir sits near the northwestern edge of Europe's largest glacier.
Access
4x4 Only
F-roads with river crossings. Open early July to mid-September.
What to Expect
Vatnajökull Views
On clear days, the massive ice cap of Vatnajökull dominates the southeastern horizon, a wall of white against the barren highland landscape.
Highland River Crossings
The journey to Hágöngulón involves crossing glacial rivers. Water levels vary with weather and time of day. Experience and a capable vehicle are essential.
Volcanic Desert Landscape
The terrain around the reservoir is raw and primeval: black volcanic sand, gray gravel plains, and scattered rhyolite mountains in muted colors.
Total Silence
With no human habitation for dozens of kilometers, the silence at Hágöngulón is almost physical. Only wind and occasional bird calls break the stillness.
Hydroelectric Infrastructure
The dam and associated infrastructure stand as human markers in an otherwise untouched landscape, feeding power stations downstream on the Þjórsá system.
Midnight Sun Wilderness
In midsummer, the midnight sun circles the horizon, casting long golden light across the reservoir and surrounding highlands through the night.
Getting There
Hágöngulón is accessed via highland F-roads from the Sprengisandur route (F26) or from the Landmannalaugar area. The roads are rough and involve multiple river crossings that can be dangerous during heavy rain or rapid glacial melt. A robust 4x4 vehicle with high clearance is absolutely essential. Travel in convoy with at least two vehicles when possible. There are no fuel stations, shelters, or services anywhere near the reservoir. GPS navigation is strongly recommended as trails can be faint and unmarked. The nearest services are many hours of driving away.
Best Time to Visit
The only feasible time to visit Hágöngulón is during the brief summer window when highland roads are open, typically from early July to mid-September. Late July and August generally offer the most stable road conditions and mildest weather. Even in summer, temperatures can drop near freezing with strong winds and sudden fog. Snow is possible at any time of year at this elevation. Always check road.is for current conditions and inform someone of your travel plans before heading into the highlands.
Planning help
Hágöngulón FAQs
Quick answers with safety notes where it matters.