Marikovneset Wastewater Treatment Plant, Strusshamn, Norway

Marikovneset is a small wastewater treatment plant located in Strusshamn, a village on the island of Askøy in Vestland county, Norway. The facility serves a population of 81, making it a very small agglomeration under Norwegian wastewater regulations. It is situated near the coast, within 10 km of the sea. The plant provides secondary treatment, which is the standard biological treatment required under the EU Urban Waste Water Treatment Directive (91/271/EEC), transposed into Norwegian law. For small agglomerations like Marikovneset, secondary treatment is appropriate to reduce organic matter and suspended solids before discharge. The plant has a designed capacity of 120 m³/day and a reported discharge volume of 35.13 m³/day, indicating it operates well below capacity. The treated effluent is discharged into the coastal waters of the North Sea near Askøy. The surrounding marine environment supports diverse aquatic life, including fish and seabirds. Proper treatment helps protect the local fjord ecosystem from nutrient pollution and maintains water quality for recreational use.

The plant discharges into coastal waters of the North Sea near Askøy, part of the larger Vestland fjord system. This area supports diverse marine life, including fish, crustaceans, and seabirds. The secondary treatment reduces organic load and suspended solids, helping to prevent eutrophication and maintain water quality in the sensitive coastal environment.