Kolkonjärvi is a medium-sized lake in the Vuoksi main catchment area. It is located in the region Southern Savonia of Finland.Kolkonjärvi in Järviwiki Web Service. Finnish Environment Institute. Retrieved 2014-03-09.
In Finland there are 8 lakes that are called Kolkonjärvi. This is the biggest of them.Kolkonjärvi-lakes in Järviwiki Web Service. Retrieved 2014-03-09.
See also List of lakes in Finland
References