Kölliken

Geschichte

Kölliken is a municipality in the district of Zofingen in the canton of Aargau in Switzerland. It is also home to one of the two most toxic hazardous waste landfills in all of Switzerland. The other site is in Bonfol, Canton Jura.HistoryKölliken is first mentioned in 924 as Cholinchove.GeographyKölliken has an area, of 8.89km2. Of this area, 2.92km2 or 32.8% is used for agricultural purposes, while 3.85km2 or 43.3% is forested. Of the rest of the land, 2.04km2 or 22.9% is settled (buildings or roads), 0.02km2 or 0.2% is either rivers or lakes and 0.01km2 or 0.1% is unproductive land.Of the built up area, industrial buildings made up 1.7% of the total area while housing and buildings made up 11.8% and transportation infrastructure made up 6.9%. Power and water infrastructure as well as other special developed areas made up 2.0% of the area Out of the forested land, 42.0% of the total land area is heavily forested and 1.3% is covered with orchards or small clusters of trees. Of the agricultural land, 21.9% is used for growing crops and 9.6% is pastures, while 1.3% is used for orchards or vine crops. All the water in the municipality is flowing water.The municipality is located in the Zofingen district, along Kölliker creek on the western edge of the lower Uerkental. It consists of the linear village of Kölliken.Coat of armsThe blazon of the municipal coat of arms is Argent a Bear paw Sable armed of the first issuant from sinister holding a Pine tree Vert issuant from Coupeaux of the same.