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Innerstetalsperre

Top 5 Lakes around Innerstetalsperre

Best lakes around Innerstetalsperre refers to the Innerstetalsperre, an artificial lake located in the Harz mountains of Germany. Constructed between 1963 and 1966, this reservoir serves purposes such as drinking water supply, flood protection, and power generation. It features the longest earth dam in the Harz region and spans approximately 3 kilometers in length. The Innerstetalsperre offers various recreational activities, including swimming, sailing, and hiking, making it a popular destination.

Best lakes around Innerstetalsperre

  • The most popular lakes is Innerste…

Last updated: June 29, 2026

Innerste Reservoir Overflow Tower

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Views and crossings of dams are always something special.

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Innerste Reservoir

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If you drive around the Innerstetalsperre, you will always come to beautiful swimming areas and beaches, where you can take a break. On hot days you can refresh yourself while …

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Innerste Reservoir

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Chilling, picnicking or swimming anything goes

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Innerste Reservoir

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The dam of the Innerste Dam is an earth dam with a multi-layered, external asphalt concrete seal. It has an inspection passage in the water-side hearth wall along its …

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Innerstetalsperre

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Good for a road bike tour despite the traffic. The two-lane road is so well developed that overtaken cars usually don't push you very often.

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Popular around Innerstetalsperre

The best swimming lakes in Lower Saxony

Cycling around Innerstetalsperre

Hiking around Innerstetalsperre

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The best swimming lakes in Lower Saxony

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Günter und Carola
September 28, 2025, Innerste Reservoir

Nice to cycle along here.

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Langelsheim - Sülteberg - Innersten Dam towards Lautenthal - and back

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A roughly 7 km long hiking and cycling path runs around the reservoir. The lake is primarily used for drinking water, but you can also swim, sail, fish, or row a boat here. The route is completely paved and has few hills.

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Structures The dam of the Innerste Dam is an earth dam with a multi-layered, external asphalt concrete seal. It has an inspection passage in the water-side hearth wall along its entire length. In front of the water-side foot of the dam there is a flood overflow tower, into which the bottom outlet is also integrated. The water from the Innerste Dam can be pumped via a 4.6 km long pressure pipe to the Grane Dam to the east, where it can be used to treat drinking water. From 2003 to 2005 the dam was completely drained and the asphalt seal and bottom outlet in particular were renovated; the construction work was completed in September 2005.

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Melle
October 7, 2024, Innerste Reservoir

A beautiful view over the Granetalsperre

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The Innerstetalsperre is a dam on the Innerste, which is located near Langelsheim and Wolfshagen in the Harz Mountains. It was built from 1963 to 1966 and belongs to the Harzwasserwerke. Their purpose is to provide drinking water, flood protection, increase low water levels and generate electricity. The average annual discharge from the Innerste Dam is 60 million m³. Source wikipedia

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A very nice view

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Heika
July 19, 2023, Innerstetalsperre

Beautiful place right on the water with a magnificent view of the Innerstetalsperre, which is not so crowded

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Frequently Asked Questions

What kind of lake is the Innerstetalsperre?

The Innerstetalsperre is an artificial lake located in the Harz mountains of Germany. It was constructed between 1963 and 1966 primarily for drinking water supply, flood protection, and power generation.

What are the main points of interest at Innerstetalsperre?

Visitors often enjoy the Innerste Reservoir Overflow Tower, a striking spillway unique in the Harz. Another popular spot is the Path Along the Innerste Reservoir, offering scenic views and a well-paved route.

What recreational activities can I do at Innerstetalsperre?

The reservoir offers a variety of activities including swimming, sailing, windsurfing, rowing, and fishing. There's also a seven-kilometer circular trail suitable for hiking and cycling around the lake.

Is Innerstetalsperre suitable for families?

Yes, Innerstetalsperre is very family-friendly. The shallow areas of the Swimming area at the Innerste Reservoir are particularly suitable for children. There is also a campsite on the eastern bank of the dam.

Are there hiking trails around Innerstetalsperre?

Absolutely. You can find numerous hiking trails, including a seven-kilometer circular path around the reservoir itself. For more options, explore guides like Hiking around Innerstetalsperre and Mountain Hikes around Innerstetalsperre.

Can I cycle around Innerstetalsperre?

Yes, the seven-kilometer circular trail around the Innerstetalsperre, which follows an old railway line, is also suitable for cyclists. For more extensive cycling routes, check out the Gravel biking around Innerstetalsperre guide.

What kind of fish can be found in Innerstetalsperre?

Anglers can find fish such as perch, brown trout, and tench. The water is known for supporting salmonid species like brown trout and lake trout.

What is unique about the construction of the Innerstetalsperre dam?

Unlike many dams, the Innerstetalsperre features the longest earth dam in the Harz region, sealed with asphalt concrete. It also has a striking spillway tower, which is unique in the Harz.

Are there places to eat or stay near Innerstetalsperre?

Yes, there are amenities available. The Berghof am See is a popular stop offering a restaurant and overnight stays. Additionally, Mende's Lake View - Restaurant is located directly on the water, providing delicious food with a beautiful view.

How long does it take to walk around Innerstetalsperre?

The circular hiking trail around the Innerstetalsperre is approximately seven kilometers long. The time it takes to walk depends on your pace, but it's generally a pleasant walk that can be completed in a couple of hours.

What do visitors enjoy most about Innerstetalsperre?

Visitors frequently praise the pure nature and great panoramas along the reservoir's paths. Many appreciate the opportunity to cool off at the Swimming area after hiking or cycling, and the unique views of the dam's construction.

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Still not found your perfect lake around Innerstetalsperre? Check out the guides of these regions to see even more beautiful places.

Clausthal-ZellerfeldClausthal-ZellerfeldLangelsheimBad HarzburgBraunlageSeesenSankt AndreasbergBergstadt AltenauLutter am BarenbergeNationalpark HarzLiebenburgHahausenWallmodenOderteichEckertalsperreOker- Und Eckertal In Den Landkreisen Goslar Und WolfenbüttelVienenburger LakeGranetalsperreNsg Okertal Südlich Vienenburg

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