GAMA-RainFilter: a modified rainwater harvesting technique to meet the demand of clean water in Indonesia

Author(s):  
Agus Maryono ◽  
Sindu Nuranto ◽  
Pratama Tirza Surya Sembada ◽  
Himawan Tri Bayu Murti Petrus
Author(s):  
Agus Maryono ◽  
Tutut Herawan ◽  
Sindu Nuranto ◽  
Pratama Tirza Surya Sembada ◽  
Himawan Tri Bayu Murti Petrus

2019 ◽  
Vol 4 (2) ◽  
Author(s):  
Vine Valenia David ◽  
Kancitra Pharmawati ◽  
Djoni Kusmulyana Usman

<p>Clean water crisis that occurred in Bandung is caused by land conversion in North Bandung area which is a recharge area into commercial buildings. This increases runoff rate from 40% to 70% that can lead can lead to flooding and reduced groundwater availability. Therefore, it is necessary to save water by implementing water conservation. Considering those problems, this study aims to apply the concept of water conservation in X Apartment building that is located in the North Bandung Region by referring to Mayor Regulation of Bandung in 2016. Water conservation efforts that will be applied are wastewater reuse into water recycle, rainwater harvesting, infiltration well construction and placing water meters. The application of water conservation concept considers two conditions, namely in rainy season and dry season. Total need for clean water can be saved by 45,8% in dry season, while in rainy season clean water can be saved by 31,74%.</p>


Author(s):  
Bismi Annisa ◽  
Sri Hartati Dewi ◽  
Harmiyati ◽  
Vauzhea Sherlina ◽  
Gryanda Wahyu Sugeng

The SDGs or Sustainable Development Goals are the 2030 Global Development Agenda which has become a commitment from all countries in the world, including Indonesia. Goal 6 Clean water and sanitation aims to ensure the need for clean water is adequate for all levels of society. Achieving these goals is highly dependent on community participation to help accelerate the SDG's program in the clean water and sanitation sector. The need for clean water can be met by utilizing the existing clean water supply while taking into account the impact on the environment. Rainwater has the potential to become a clean water resource by utilizing a simple rainwater harvesting system consisting of gutters, piping systems, and water tanks. By utilizing rainwater resources, it can help reduce the use of groundwater due to overexploitation of groundwater. Service activities are carried out online and offline together with partners SMPN 06 Pekanbaru by build Rain Water Harvesting (RWH) construction; so that later the RWH building can become a pilot activity/ best practice for other schools and the surrounding community.


2018 ◽  
Vol 73 ◽  
pp. 04019
Author(s):  
Kancitra Pharmawati ◽  
Dhuhri Hidayatullah ◽  
Priyadi Wirasakti

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%.


2018 ◽  
Vol 204 ◽  
pp. 03016
Author(s):  
Anie Yulistyorini ◽  
Gilang Idfi ◽  
Evy Dwi Fahmi

This study aimed to investigate the quality of the rooftop rainwater harvesting (RRWH) and to treat it for clean water supply alternative of Graha Rektorat building at State University of Malang, Indonesia. Different combinations of zeolite and activated carbon were used as filter media to treat the RRWH. Several parameters have tested to investigate the quality of RRWH based on Permenkes RI No. 416 / MENKES / PER / IX / 1990. Most of the quality of the RRWH met clean water and drinking water standard. However, there were three parameters have to be reduced and required further treatment. The results showed T4 reduced TDS and coliform bacteria by 37% and 36%, while T5 eliminated organic substances (KMnO4) for 35%.


2000 ◽  
Vol 22 ◽  
Author(s):  
Golam Shabbir Sattar

The present study focuses on rainwater harvesting for irrigation and homestead purposes. The undulatory Barind Tract (Pleistocene terrace) covers about 7,250 sq. km and is underlain by thick clay-rich palaeosol sequences. Groundwater of this region is used as the only resource to meet the increasing irrigation demand for production of food to nourish over a million people. Thick clay beds at the top of aquifer and discontinuous subsurface proximal recharge areas have significantly reduced both vertical and lateral recharge potential. Groundwater domain of the Barind Tract has also reached a critical state due to low rainfall, scarcity of surface water sources, and unplanned tapping of groundwater by ever-increasing number of tube wells. As a result, overdraft of groundwater is quite evident. The present situation apparently poses a serious threat to the ecosystem of the study area. To stop further deterioration of groundwater development in the Barind Tract, a rainwater harvesting technique was tested by excavation of ponds at on-farm level. Results of a three-year long experiment demonstrated that an appropriate and timely intervention helps the community to overcome the problem of increasingly acute water shortage. The present study revealed that the rainwater harvesting is very cost-effective and may prevent a potential economic and social disaster of the Barind Tract.


Author(s):  
Jarwa Prasetya S. Handoko

<p>Clean water supply for urban residents is very important. The issues related to<br />clean water are raising in line with the development of cities as it is happened in Yogyakarta. Yogyakarta is one of the major cities with high population growth in Indonesia. This leads to the increased demand of community housing. The<br />Government of Yogyakarta is continiously addressing the needs of urban settelements by building flats as one of the many ways to solve the related problems. The construction of settlement facilities should consider the availability of clean water. Thus, it is mandatory for the building contructors to provide a large available capacity of clean water for the residents to solve urban water crisis problems. The concept of rainwater harvesting is a concept intending to save the use and the management of water supply to meet the needs of the building. This concept provides an alternative source of clean water by utilizing rainwater. Therefore, it is necessary to evaluate the effectiveness of rainwater harvesting used in flats building towards the reduction of clean water needs. This is an explorative comparative study on flats building design and flats clean water needs of two flats in Yogyakarta. This study is to provide a general description of the potential use of the concept of rainwater harvesting in building flats to reduce clean water requirements of a building. It is concluded that the potential use of rainwater (rainwater harvesting) on building flats could reduce the need for cleanwater of its inhabitants. This will reduce the energy requirements in the provision of cleanwater in the buildings. It is also recommended that the design of the buildings should integrate the concept of rainwater harvesting as a way in developing an eco architecture building.<br />Keywords: Clean water needs, Rain-water harvesting, Flats, Eco-architecture</p>


2014 ◽  
Vol 9 (1) ◽  
pp. 113-129
Author(s):  
Abubaker Alamailes ◽  
John Walton ◽  
Priscilla Sandoval ◽  
Arturo Woocay ◽  
Osvaldo Broesicke

A passive rainwater harvesting technique was used to design a sustainable landscape for a residential lot located in the desert. The design was adapted to the Desert Southwest region of the United States based on thirty years of daily historical climate data including precipitation and reference evapotranspiration (ET0). Four cities including El Paso, TX, Albuquerque, NM, Phoenix, AZ, and Pahrump, NV, were selected to represent the area. The residential lot was broken up into micro-watersheds reflecting the runoff of water from each separate portion of the house roof, driveway, and lawn area. The paper explains in detail the design steps for one of the micro-watersheds where water retention and infiltration structures were distributed throughout the soil area to capture stormwater runoff close to its source. A passive rainwater capture landscape was obtained by using the stormwater captured in the infiltration structures and stored in the surrounding soil. Native vegetation (shrubs and trees) will use this water exclusively for growth. These plants will not require watering once their root establishment period has passed, except in extreme droughts. Meanwhile, stormwater discharge from the lot will decrease and the groundwater recharge will increase. Results indicate that the current urban water budget can be made sustainable by replacing watering of landscape by municipal water with harvested stormwater. This results in a relatively lush and shady environment even in desert climates. The success is an artifact of the tendency of urban watersheds to increase the volume of stormwater relative to pre-development conditions.


2016 ◽  
Vol 6 (1) ◽  
pp. 73 ◽  
Author(s):  
Khaldoon A. Mourad ◽  
Sadame Mohammed Yimer

Clean water scarcity becomes a critical issue in many parts of Ethiopia due to the high population growth, water pollution and climate change. The high annual rainfall rates make rainwater harvesting one of the best options to mitigate water scarcity. This study was conducted to analyze the economic feasibility of water harvesting for individual houses in Dessie-town. The results show that the harvested water from a 60 m2 roof can cover all non-potable water needs or can cultivate a small garden, 50 m2, with some needed crops. Cultivating tomatoes and onions can increase the annual household’s income by 5 %.  


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