| Abstrak | PT. Medco Ethanol Lampung has been constructed factory for cassava and mollase processing in order to product Rectified-Ethanol at Talang Jali Village, Kotabumi North Lampung. The estimation of capacity production is around 190.000 liter per day. Maximum necessity of fresh water for factory operasional is about 8.507 m3/hari. For the measurement depth and water volume Tirta Shinta Reservoir get the volume is about 3.155.434 m3 with the avarage depth for 1 ? 6 meter, while the discharge of water at outflow for agricultural is about 138.270 m3 per day at rainy season. If the water from Tirta Shinta reservoir use for main factory, and the total capacity reservoir only used 4.3 %, if nothing flow from river because dry season, and now Tirta Shinta reservoir can be supply only 17.7 month during dry season. Based on the environmental aspect, if better, a fresh water supply for ethanol factory from river has a big rate of flow. This present, beside for farming activity and tourism, the most of surface water reservoir covered by water plant that make problem for factory operational, specially for water pump |
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