KAJIAN STATUS WADUK TIRTA SHINTA DAN KELAYAKANNYA UNTUK INDUSTRI ETHANOL DI KOTABUMI LAMPUNG UTARA

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Agung Riyadi

Abstract

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 m /hari. For the measurement depth
and water volume Tirta Shinta Reservoir get the volume is about
3.155.434 m with the avarage depth for 1 – 6 meter, while the discharge
of water at outflow for agricultural is about 138.270 m 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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RESEARCH ARTICLES