Lusatian Lake District

Lusatian Lake District
Name	Lusatian Lake District
Location	Saxony; Brandenburg; Germany
Type	Artificial lake district
Inflow	Spree; Schwarze Elster; Neisse (various)
Outflow	Spree; Neiße; Havel (via canals)
Basin countries	Germany; Poland (adjacent)
Area	approx. 25,000 ha (planned)
Created	Post-mining flooding (20th–21st centuries)
Cities	Hoyerswerda; Cottbus; Senftenberg; Spremberg

Lusatian Lake District is a large cluster of artificial lakes and planned reservoirs located in the southern part of the state of Brandenburg and the northeastern part of the state of Saxony in Germany. The district is the result of large-scale open-cast lignite mining and subsequent landscape reclamation that has transformed former mine pits into inland water bodies. It spans administrative regions including the districts of Oberspreewald-Lausitz and Spree-Neiße and is connected to river systems such as the Spree and the Neiße (Oder) catchment.

Geography and formation

The lake group occupies parts of the historical region of Lusatia in eastern Germany, adjacent to the Poland border and the Saxony–Brandenburg inter-state boundary. Geomorphologically the area lies on the North European Plain and overlays seams of Upper Cretaceous and Tertiary sediments exploited for lignite (brown coal) by companies such as MIBRAG and the former Vereinigte Lausitzer Braunkohlenwerke. Hydrologically the project reconfigures tributaries of the Spree and the Schwarze Elster to create a cascading series of reservoirs linked by canals and pumping stations. Engineering works include relocation of infrastructure belonging to municipal authorities of Hoyerswerda, Cottbus, Senftenberg, and Spremberg, as well as connections to navigation schemes featured in plans from the German Federal Waterways and Shipping Administration.

History of mining and reclamation

Coal extraction intensified with industrialization under the Kingdom of Prussia and expanded in the 20th century under the Weimar Republic and Nazi Germany for electricity and steelmaking needs, with further exploitation during the German Democratic Republic era by state enterprise LMBV predecessors. After German reunification in 1990, companies such as Laufeld-era operators and the federal government initiated mine closure programmes overseen by the Lausitzer und Mitteldeutsche Bergbau-Verwaltungsgesellschaft (LMBV), which managed remediation and flooding operations. Reclamation strategies were influenced by EU funding instruments administered through entities like the European Commission and regional development bodies including the Brandenburg State Ministry and the Saxon State Ministry for the Environment, Climate and Agriculture. Renaturation projects integrated planning by municipal councils of Hoyerswerda and Senftenberg with civil engineering by contractors experienced in hydraulic engineering such as those involved with the Elbe floodplain restorations.

Lakes and notable reservoirs

Major new and enlarged water bodies include the planned and existing lakes near Senftenberg (the Senftenberger See), the lake conversion at Cottbuser Ostsee (Cottbus Eastern Lake), the Bergheider See, and the Blankensee-area impoundments. Senftenberger See is connected to canals serving Kraftwerk Schwarze Pumpe region transport corridors, while Cottbuser Ostsee is one of the largest single reclamation basins intended to receive redirected flows from the Spree and pumped inflows coordinated with regional grid works serving power stations such as Jänschwalde Power Station and Schwarze Pumpe Power Station. Other water bodies are associated with towns including Hoyerswerda, Spremberg, Forst (Lausitz), and Drebkau and interact with regional reservoirs like precursors on the Oder–Spree Canal.

Ecology and biodiversity

Recolonisation by flora and fauna follows successional pathways observed in post-industrial wetland restorations undertaken elsewhere, informed by conservation organisations such as the Bund für Umwelt und Naturschutz Deutschland and the Naturschutzbund Deutschland (NABU). Habitats support breeding colonies of great crested grebe, black‑headed gull, common tern, and migrating assemblages along the East Atlantic Flyway used by species including common pochard and tufted duck. Aquatic communities include reintroductions of fish species like pike, perch and carp, while littoral reedbeds promote populations of reed warbler and bittern. Wetland restoration links to protected areas such as parts of the Spreewald biosphere and complements Natura 2000 sites designated under the European Union habitats policy.

Recreation and tourism

Converted lakes have become focal points for regional tourism development promoted by tourism agencies including Tourismusverband Brandenburg and regional chambers such as the IHK Cottbus. Facilities range from marinas hosting clubs associated with the German Sailing Association to bathing beaches certified under the EU Bathing Water Directive. Towns like Senftenberg and Hoyerswerda have expanded leisure infrastructure with promenade developments, event venues hosting festivals coordinated with cultural bodies like the Sorb/Wendisches Volkstheater and local museums such as the Bergbaumuseum network interpreting mining heritage. Cycle routes and hiking trails connect to long-distance corridors such as the European long-distance paths and intersect with waterways used for recreational boating linked to the Havel-Spree navigation system.

Economic and infrastructure development

The transition from lignite extraction to water‑based land uses informs regional structural policy involving entities such as the Saxon Ministry of Economic Affairs and the Brandenburg Ministry of Finance. Investments support waterfront real estate, hospitality enterprises, and logistics serviced by rail lines connecting to the Berlin–Wrocław corridor and motorways including the A13 and A15. Energy transition projects around decommissioned plants engage firms such as Vattenfall and grid operators like 50Hertz Transmission GmbH. Redevelopment also raises issues of social policy for former mining communities represented by unions like IG Bergbau, Chemie, Energie and municipal planners coordinating housing renovation and job retraining funded through programmes of the Federal Employment Agency (Germany).

Category:Lakes of Brandenburg Category:Lakes of Saxony Category:Lignite mining