Rivinletto Light is a sector light tower located on Kaasamatala, a small island at the mouth of river Kiiminkijoki in Haukipudas,

Oulu Oulu ( , ; sv, Uleåborg ) is a city, municipality and a seaside resort of about 210,000 inhabitants in the region of North Ostrobothnia, Finland. It is the most populous city in northern Finland and the fifth most populous in the country after: ...

, Finland. The tower is concrete, with its top half painted black and bottom half painted white. The

steel Steel is an alloy made up of iron with added carbon to improve its strength and fracture resistance compared to other forms of iron. Many other elements may be present or added. Stainless steels that are corrosion- and oxidation-resistant ty ...

lantern room is painted white. The tower is located on the south side of the main channel of Kiiminkijoki river. The light is used to guide vessels into the Kiiminkijoki river boating channel and into the Martinniemi harbour. It displays a white flash every three seconds, visible in a sector 016°—248° as seen from a vessel approaching the light. The focal plane of the light is , and it can be seen from a distance of .List of Lights of Finland 2005. Merenkulkulaitos (Finnish Maritime Administration).

References

Lighthouses completed in 1939 Lighthouses in Finland Gulf of Bothnia Buildings and structures in Oulu {{Europe-lighthouse-stub