Best lakes around Hassel-Vorsperre refers to the Hassel-Vorsperre, a pre-dam within the Rappbode Dam system in the Harz mountains of Saxony-Anhalt, Germany. This reservoir, created by damming the Hassel river, primarily functions for the mechanical and biological pre-cleaning of water before it flows into the main Rappbodetalsperre. The dam, constructed between 1956 and 1959, stands approximately 21.5 meters high and the reservoir covers about 25 hectares. The area features a circular hiking trail, making it a destination for outdoor activities.
…Last updated: June 29, 2026
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Very nice path to the Hassel Vorsperre. Unfortunately, information boards about the formation of the rock formations are missing.
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Construction of the Hassel fore-dam began in April 1956. The bottom outlet was completed in June 1958. The Hassel was diverted through the completed bottom outlet. The partial dam of the Hassel fore-dam was accepted on August 12, 1959, and the acceptance for use took place on September 29, 1959. The dam operation could begin on October 1, 1959. Source: Display board
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The small river Hassel is dammed here, which was built in the years 1956-1959. The reservoir, which is normally full to the brim, is part of the Rappbode dam system. The dam is mainly used to pre-clean the drinking water. Suspended matter and other coarse impurities settle on the bottom of the artificial lake. The pre-cleaned water then flows over the overflow on the dam wall towards the main dam.
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The Hasselvorsperre, also called Vorsperre Hassel, im Harz is a pre-dam of the Rappbodetalsperre near Hasselfelde in the district of Harz, Saxony-Anhalt. The dam was built between 1956 and 1959. It consists of a dam, waterworks and reservoir.
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At the Hasselvorsperre there is a nice rest area with a great view of the dam, a great photo opportunity and the HWN stamp point
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The Hassel-Vorsperre (385 m above sea level) is located between Hasselfelde and Trautenstein. The Hassel-Vorsperre, just like the Rappbode-Vorsperre below the main dam HWN 52, is a pre-dam of the Rappbodetal dam. The two pre-dams serve to pre-purify the water from gravel and turbidity. The water is impounded in the pre-dams and then flows through the overflows into the main dam. In this way, the pre-dams also prevent the river valleys from drying out. The most convenient starting point for a 6 km hike around the Hassel-Vorsperre is the hiking parking lot below the Hagenmühle. The stamp box is located on the right side of the dam. Source: https://www.harzer-wandernadel.de/stempelstellen/uebersichtskarte/stempelstelle-53-hassel-%20vorsperre/
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From the platform below you can even reach into the rushing water, a very nice place to stamp.
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The Hassel-Vorsperre, also known as the Hassel Auxiliary Dam, serves as a crucial pre-dam within the Rappbode Dam system. Its main function is the mechanical and biological pre-cleaning of water before it flows into the main Rappbodetalsperre, which is a vital source of drinking water for the region.
Despite its primary function for water purification, the Hassel-Vorsperre offers a peaceful natural setting with opportunities for hiking and enjoying the Harz landscape. Visitors appreciate the scenic circular trail, the accessible dam crown for panoramic views, and the chance to learn about the region's water management. It's also a popular spot for anglers and Harzer Wandernadel stamp collectors.
Yes, the area is very popular for hiking. A circular hiking trail, approximately 5.5 to 6 kilometers (3.4 to 3.7 miles) long, runs around the reservoir, offering continuous views. You can find more hiking options in the Hiking around Hassel-Vorsperre guide.
The circular hiking trail around the Hassel-Vorsperre is approximately 5.5 to 6 kilometers (3.4 to 3.7 miles) long. The duration depends on your pace, but it typically takes around 1.5 to 2 hours to complete.
Yes, many trails around the Hassel-Vorsperre are considered family-friendly. The circular trail around the reservoir is moderate in difficulty and offers nature information boards. Highlights like Hasselvorsperre Dam (HWN 53) and Hassel Forebay are also noted as family-friendly spots.
Yes, the Hassel-Vorsperre is Checkpoint No. 53 in the Harzer Wandernadel hiking network. The stamp box is located on the right side of the dam wall, or on the north side at a rest stop with a view of the lake. Many visitors enjoy collecting their stamp here, often at the Hasselvorsperre Dam and Picnic Area.
No, swimming and other water sports are prohibited in the Hassel-Vorsperre. This is due to its critical role in the drinking water supply system for the region.
Yes, fishing is permitted in the Hassel-Vorsperre, provided you have a proper license. The reservoir is known for its diverse fish population, making fishing cards highly sought after by anglers.
The area around Hassel-Vorsperre boasts diverse flora and fauna, which you can learn about from nature information boards along the trails. The reservoir itself, with its calm waters and surrounding forests, offers a serene natural landscape. The dam crown provides panoramic views of the water and the Harz mountains.
An ideal starting point for hiking around the Hassel-Vorsperre is the wander parkplatz (hiking car park) located below the Hagenmühle.
Beyond hiking, the area around Hassel-Vorsperre offers opportunities for running and cycling. You can explore various routes in the Running Trails around Hassel-Vorsperre guide and the Cycling around Hassel-Vorsperre guide.
Visitors particularly enjoy the peaceful atmosphere, the beautiful circular hiking route, and the scenic views from the dam. The fact that it's a Harzer Wandernadel stamping point is also a big draw for many. The combination of natural beauty and the impressive engineering of the dam system makes it a unique experience.


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