STUDY OF DRINKING WATER NEEDS FOR HOUSEHOLD IN SURABAYA CITY

• Main Author: Safitri, Firgina
• Format: Final Project
• Language: Indonesia
• Subjects: Teknik saniter dan perkotaan; teknik perlindungan lingkungan
• Online Access: https://digilib.itb.ac.id/gdl/view/69064
• Institution: Institut Teknologi Bandung

Water is one of the natural resources that will always be needed in human life in adequate and adequate quantity and quality. As time goes by, the population growth which is increasing day by day will be in line with the increasing demand for water. Knowledge of the number of household drinking water needs and the factors that influence it can be the basis for formulating a water demand management strategy with the aim of maintaining the sustainability of water supplies in the future. This study examines the drinking water needs of the residents of Surabaya City for household purposes and the influence of community characteristics and drinking water usage patterns on drinking water needs. The research was conducted through the distribution of questionnaires in the form of online and offline Google Forms with a total number of selected samples of 440 respondents. The research method used is a quantitative method with a sample distribution technique used is simple random sampling then the existing data will be processed using Microsoft Excel and descriptive and inferential analysis will be carried out using SPSS 25 software. The results of the descriptive analysis are obtained the average water consumption household drinking in the city of Surabaya is 168.85±47.64 liters/person/day. This figure is included in household drinking water consumption for metropolitan cities based on the SNI 6728-1-2015 standard. Based on the results of the calculation of the average consumption of drinking water, the respondents obtained the number of drinking water needs with the most use being used for bathing by 28%, 20% for latrines, 17% for ablution, 4% for washing hands, 0% for drinking, and 32%. for common purposes. The results of the analysis using a nonparametric method using the Spearman's rank correlation test showed that the drinking water needs of the population of Surabaya City were significantly influenced by age, gender, economic level, number of family members, equipment used except for ablution activities, and water quality. The selection of Surabaya City as the study area is expected to be able to review the planning of drinking water needs in the future to be more effective and efficient and is expected to represent other big cities in Indonesia.