Abstract: Soil erosion has become major challenge in rural agricultural process in the world. World land resources are declining day by day due to soil erosion. Beside it effect to agronomic productivity. The peg method is one of the most suitable biotechnical construction methods for analysis soil erosion on agricultural lands. Under the judgment sampling method Kandy district, Wewere GND was selected as the study area and the main objective is to analyze how much topsoil has been washed away from an agricultural land.