Overview
Hovringen avlopsrenseanlegg is a major wastewater treatment plant serving Trondheim, Norway, with a population equivalent of 501,680. It operates under Norway's implementation of the EU Urban Waste Water Treatment Directive.
Hovringen avlopsrenseanlegg is a large wastewater treatment plant located in Trondheim, Trøndelag, Norway. Serving a population equivalent of 501,680, it is one of the largest treatment facilities in the region, handling municipal wastewater from the city and surrounding areas. The plant's designed capacity is 1.00 (units unspecified), and it operates under Norway's regulatory framework, which aligns with the EU Urban Waste Water Treatment Directive (91/271/EEC). For agglomerations larger than 150,000 population equivalent, the directive requires tertiary treatment in sensitive areas, and Norway's national regulations enforce strict discharge standards to protect its coastal and inland waters. Treated effluent from the plant is discharged into the Trondheimsfjord, a deep fjord that connects to the Norwegian Sea. The fjord supports diverse marine life and is an important ecological corridor. The plant plays a critical role in maintaining water quality in the fjord and downstream marine environments.
Environmental context
The plant discharges into the Trondheimsfjord, which flows into the Norwegian Sea. The fjord is a deep, cold-water ecosystem supporting diverse marine species, including fish, seabirds, and benthic communities. As a coastal discharge, the plant's effluent must meet strict nutrient and pollutant limits to prevent eutrophication and protect the sensitive marine environment.
Frequently asked questions
Hovringen avlopsrenseanlegg is located in Trondheim, Trøndelag, Norway, at Bynesveien in the Høvringen area.
The plant serves a population equivalent of 501,680, making it a large agglomeration under the EU Urban Waste Water Treatment Directive.
Treated effluent from the plant is discharged into the Trondheimsfjord, which connects to the Norwegian Sea.
As a Norwegian plant, it operates under national regulations implementing the EU Urban Waste Water Treatment Directive (91/271/EEC), which mandates advanced treatment for large agglomerations in sensitive areas.
For agglomerations over 150,000 population equivalent, Norway requires tertiary treatment to remove nutrients like nitrogen and phosphorus, especially for discharges into sensitive fjords and coastal waters.
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