4.4
(163)
1,293
hikers
95
hikes
Hiking around Embalse de Alloz offers diverse terrain surrounding the turquoise waters of the reservoir, formed by the Ubagua and Salado rivers. The landscape features a mix of hills, forests, kermes oak groves, pastures, scrubland, and pine trees. Elevation gains on trails can range from gentle slopes to more significant ascents, providing varied experiences for hikers. The area is characterized by its natural beauty and proximity to wider hiking networks within Navarre.
Last updated: May 12, 2026
4.7
(9)
57
hikers
9.11km
02:47
320m
320m
Moderate hike. Good fitness required. Easily-accessible paths. Suitable for all skill levels.
4.5
(2)
15
hikers
Easy hike. Great for any fitness level. Easily-accessible paths. Suitable for all skill levels.

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5.0
(1)
19
hikers
13.7km
04:00
370m
370m
Moderate hike. Good fitness required. Easily-accessible paths. Suitable for all skill levels.
6
hikers
24.9km
07:34
860m
860m
Hard hike. Very good fitness required. Easily-accessible paths. Suitable for all skill levels.
4.8
(15)
130
hikers
13.2km
04:02
470m
470m
Moderate hike. Good fitness required. Easily-accessible paths. Suitable for all skill levels.
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start route track to the top of the water tank
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Nucleus of cabins in ruins, near the return track of the Obantzea canyon.
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Small church on the side of town.
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A spectacle of greens, humidity, mystery.
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Spectacular narrowness of the Obantzea canyon.
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Starting the itinerary from Riezu, a few km away is this beautiful Hermitage, one of the places of interest on the Ubagua River Canyon.
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Signposted site on the itinerary of the Ubagua River Canyon indicating its source.
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A conditioned path runs through the entire canyon, it is worth seeing, although it would be more beautiful if the entire course carried water.
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There are over 90 hiking routes available around Embalse de Alloz, catering to various fitness levels. You'll find a good mix of easy, moderate, and challenging trails to explore the area's diverse landscapes.
The terrain around Embalse de Alloz is quite varied. You can expect to hike through rolling hills, dense forests, kermes oak groves, open pastures, and areas of scrubland and pine trees. The trails often offer picturesque views of the turquoise reservoir waters.
Yes, the area offers many easy and family-friendly hikes, perfect for short walks and leisurely excursions. These trails often have accessible paths and manageable elevation gains, typically completable within two hours. An example is the Source of the Ubagua River – San Blas Hermitage loop from 43. fazeria, which is an easy 2.3-mile path.
For those seeking more challenging routes, there are options requiring good fitness, with elevation gains of up to 3,000 feet over five hours. The broader Navarre region also provides extensive options, including sections of the GR-11 Pyrenean Route and the GR-20 loop around the Sierra de Aralar, which are suitable for experienced hikers.
Many trails around Embalse de Alloz are dog-friendly, allowing you to enjoy the natural beauty with your canine companion. However, it's always recommended to keep dogs on a leash, especially in areas with wildlife or livestock, and to check local regulations for specific routes.
Yes, there are several circular routes available. For instance, the Source of the Ubagua River – San Blas Hermitage loop from 43. fazeria is an easy circular path. Another popular option is the Otsanzulo – Barranco de Obantzea loop from Arguiñano, which is a moderate 8.2-mile trail.
Beyond the reservoir's turquoise waters, you can explore the Ubagua river canyon, as seen on the Canyon river Ubagua from Riezu trail. The nearby Urbasa-Andía Natural Park offers stunning landscapes and rich biodiversity. A notable natural feature is the Source of the Urederra River, known for its beautiful turquoise waterfalls and pools, which makes for a unique hiking destination not far from the reservoir.
The Embalse de Alloz area is enjoyable for hiking throughout much of the year. Spring and autumn generally offer the most pleasant temperatures and vibrant scenery, with lush greenery in spring and colorful foliage in autumn. Summer can be warm, but the reservoir offers opportunities for swimming and water sports to cool off after a hike. Winters are milder but can be damp.
While specific public transport routes directly to all trailheads might be limited, there are usually parking facilities available near popular starting points for hikes around Embalse de Alloz. It's advisable to check the specific route details on komoot for information on parking at the trailhead you plan to visit.
The area is highly rated by the komoot community, with an average score of 4.4 stars from over 160 reviews. Hikers often praise the serene reservoir views, the diverse forests, and the rolling hills. The variety of routes, from easy family-friendly walks to more challenging trails, is also frequently highlighted as a positive aspect.
Yes, the intense turquoise waters of Embalse de Alloz are classified as 'excellent' and are suitable for swimming. Beyond hiking, the reservoir is a popular spot for various water sports, including sailing, windsurfing, kayaking, and paddleboarding, making it a great place to combine land and water activities.
Yes, the region offers a blend of natural beauty and historical elements. The Source of the Ubagua River – San Blas Hermitage loop from 43. fazeria, for example, allows visitors to explore historical elements like the San Blas Hermitage. Additionally, the wider Tierras de Iranzu area, which surrounds the reservoir, is known for cultural attractions such as the Monastery of Irantzu.


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