Analisis Ekonomi Lingkungan Terhadap Pembangunan Waduk Jatibarang Kota Semarang

Abstract

Jatibarang dam which located in Semarang has a multipurpose function for flood control and supply for drinking water. Jatibarang dam was built in 2009. The dam building effected several aspects in the area such as social aspect, economic, and environmental. Utilization of Jatibarang dam must be analyzed in order to know the benefits of Jatibarang dam. The benefits as a flood control could prevent 10 years period of flood which estimated losses of IDR 176.669.000.000. The benefits of supply for drinking water is estimated of IDR 207.250.129.277. Tourism activity in Jatibarang dam which was analyzed using an individual travel cost method resulted IDR 3.236.537.038. Analysis of the engineering economic for water treatment plant feasibility study which was feasible with Net Present Value (NPV) was 207.250.129.277. Benefit Cost Ratio (BCR) was 1,44, Internal Rate Return (IRR) was 15,87, Payback Period (PP) 11,62 years, and Profitability Index (PI) was 79,87