Wasseramt DistrictWasseramt District is one of the ten districts of the canton of Solothurn in Switzerland, situated to the south of the canton. Together with the Bucheggberg District, it forms the Amtei (electoral district) of Wasseramt-Bucheggberg. It has a population of (as of ). Wasseramt District contains the following municipalities: On 1 January 1993 the former municipalities of Heinrichswil and Winistorf merged to form the new municipality of Heinrichswil-Winistorf and Ammannsegg and Lohn merged to form the new municipality of Lohn-Ammannsegg.
HorriwilHorriwil is a municipality in the district of Wasseramt in the canton of Solothurn in Switzerland. Horriwil is first mentioned around 1263-64 as C. de Horgenwile. Horriwil has an area, , of . Of this area, or, 58.6% is used for agricultural purposes, while or 25.9% is forested. Of the rest of the land, or 13.7% is settled (buildings or roads), or 0.4% is either rivers or lakes and or 0.4% is unproductive land. Of the built-up area, housing and buildings made up 9.9% and transportation infrastructure made up 2.
SubingenSubingen is a municipality in the district of Wasseramt in the canton of Solothurn in Switzerland. Subingen has an area, , of . Of this area, or 48.2% is used for agricultural purposes, while or 29.9% is forested. Of the rest of the land, or 20.5% is settled (buildings or roads), or 0.6% is either rivers or lakes and or 0.2% is unproductive land. Of the built up area, industrial buildings made up 2.6% of the total area while housing and buildings made up 10.1% and transportation infrastructure made up 6.2%.
HünikenHüniken is a municipality in the district of Wasseramt in the canton of Solothurn in Switzerland. Hüniken is first mentioned around 1263-64 as P. de Hunnechoven. Hüniken has an area, , of . Of this area, or 77.2% is used for agricultural purposes, while or 15.8% is forested. Of the rest of the land, or 6.9% is settled (buildings or roads). Of the built up area, housing and buildings made up 5.0% and transportation infrastructure made up 2.0%. Out of the forested land, all of the forested land area is covered with heavy forests.