E3S Web Conf.
Volume 73, 2018The 3rd International Conference on Energy, Environmental and Information System (ICENIS 2018)
|Number of page(s)||5|
|Published online||21 December 2018|
Identification The Application of Water Conservation in Hotel
1 Department of Environmental Engineering, Institut Teknologi Nasional, Bandung - Indonesia
2 BITA Enarcon Engineering, Bandung - Indonesia
Water conservation aspect is a part of Green Building concept. In addition, to save more first clean water consumption, The X Hotel applied water conservation aspect, which are the WAC 3 (Water Recycling), WAC 4 (Alternative Water Resources), and the WAC 5 (Rainwater Harvesting) (GBCI, 2013). The plumbing installation system with water conservation aspects at X Hotel aims to distribute first class clean water, dispose of the wastewater to a treatment site with appropriate water requirements refers to SNI 03-7065-2005 X Hotel required 114,640 m3/day of first class clean water, and 91,71 m3/day of the total wastewater discharge, includes 18,35 m3/day of black water and 73,36 m3/day of gray water. The X Hotel has additional alternative sources of water condensate from air conditioner (AC) about 44,16 m3/day and 52,53 m3 of rainwater, that can be used for water closet and urinal flushing in the public area at the Hotel, after through the anaerobic – aerobic biofilter STP (Sewerage Treatment Plant) and membrane filtration unit. After the calculation, water conservation aspects application can reduce first class clean water needs with an efficiency around 10%.
Key words: Hotel / water conservation / water recycle
© The Authors, published by EDP Sciences, 2018
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