Analisis Status Sumber Daya Air Daerah Aliran Sungai Rokan (Studi Kasus: Pos…

ABSTRACT The Rokan Watershed (DAS) is a watershed located in the Rokan Hulu Regency. The Rokan Watershed has an area of 1036 km2. The problem of water resources occurs during the dry season this watershed experiences drought, while in the rainy season the water discharge will increase and cause flooding. Calculation of the need for irrigation water requires an evapotranspiration value (ET0…