Peculiarities of Mountainous Area’s Water Supply Systems

2014 ◽  
Vol 1020 ◽  
pp. 803-806
Author(s):  
Lilit Dashtoyan

The main part of the territory of the Republic of Armenia is a mountainous landscape, where the water supply problems of the located areas are directly connected with the existing types of water sources and the peculiarities of their formation.  The report is an overview of implementation and operation features of medium size residential areas’ water supply systems dispersed in the surrounding of Mount Aragats, by which their long uninterrupted work are provided with.

2020 ◽  
Vol 4 (3) ◽  
pp. 690-696
Author(s):  
Abubakar Hadiza Suleiman

The study carried out on pattern of water supply in relation to different water sources in metropolitan Kano was aimed to assess the pattern of water supply in the area. Eight local government areas were found in the area but six local government areas were selected in conducting the research work. The selected local government areas included dala, Fagge, Kano Municipal, Gwale, Tarauni, Nassarawa. The research work was conducted through the following methods of data collection, (questionnaire and interview). Krecjie and morgan sampling techniques was adopted in administering the questionnaire, because it was the best sampling techniques that suited the study. The result of the findings indicated that ground water sources are now the major sources of water used in the study area, pipe borne water was generally inadequate. Dala, Kano Municipal, Fagge and Gwale were the areas mostly affected with scarcity of pipe borne water. Other sources of water for household usage included water from vendors and water supply Tankers. Some sources of water were founded inactive (that is sources of water producing less or no water due to some problems). Most people in the area depend on sachet water as their source of drinking water. Finally, in order to overcome some of the problems of water is their source of drinking water. Finally, in order to overcome some of the problems of water supply it was recommended that there should be alternative sources of power, regular maintenance, train of manpower, and effective management of water supply systems.


Author(s):  
Blanca Lisseth Guzmán Barragán ◽  
Manuel Alejandro Gonzalez Rivillas ◽  
Manuel Salvador Cuero Villegas ◽  
Jose David Olivar Medina

Chemical contamination of the water supply system caused by anthropic activities can cause adverse health effects. This study determined the presence of toxic metals, organic substances, pesticides and trihalomethanes in the water supply systems of the urban area of Ibague City. The economic and sanitary activities located in the 25 surface streams of the 32 water supply systems of the municipality were characterized. A total of 25 water samples were taken from the surface streams, and 35 samples in the water network of each drinking water service provider for the identification of pesticides (carbamates, organochlorines, organophosphorus), mercury, arsenic, cyanide, lead, cadmium, antimony, cobalt, selenium, silver, nickel and hydrocarbons. The presence of trihalomethanes was sampled after the treatment process given. A total of 775 economic and sanitary activities were detected in the surface streams of the water supply systems, highlighting the human settlements, agricultural and tourist activities impact on the water sources. Organochlorine pesticides (0.009-0.109 mg/L), mercury (0.001-0.004 mg/L) were identified in the water supply system in concentrations higher than those permitted by local regulation. Concentrations of trihalomethanes (0.064-1.260 mg/L) were detected in 68.7% of the water supply systems with treatment. The presence of chemical contaminants occurs mainly in communities with water supply systems of low complexity with high anthropic affectation. It is necessary to strengthen the assessment of hazards and risk by health surveillance, as well as intersectoral intervention for the protection of water sources and the improvement of water treatment technologies.


2018 ◽  
Vol 8 (4) ◽  
pp. 29-36
Author(s):  
Arkady N. KIM ◽  
Elena O. GRAFOVA ◽  
Yury P. EFTIFEEV

On the example of single-industry towns of the Republic of Karelia the article shows the possibility of restoring the activities of enterprises depending on the state of engineering support of water supply systems. There was a decrease in water consumption, high wear of water treatment plants, the lack of reagent treatment of colored water and, as a result, ineffi cient operation of facilities. It is shown that the reconstruction is possible with the application of the investment program. Projects have been developed for the reconstruction of the technological scheme for purifying low-turbid, high-color water and creating a circulating system for cleaning the wash water of contact illuminators.


2018 ◽  
Vol 1 ◽  
pp. 9-13
Author(s):  
Usmanov I.A. ◽  
KHasanova M.I.

The following article describes the results of scientific research carried out during the period 2015-2017 years, which was devoted to assessing the efficiency of population’s centralized water supply systems, the quality of drinking water and predicting anthropogenic impact on the quality of the Chirchik and Akhangaran rivers’ water. It was realized that the level of supplying drinking water to population and the efficiency of water supply systems do not fully meet the requirements. The quality of drinking water and sources of water supply in some regions do not meet the standard requirements. As a result, the recommendations on modernization, increasing the efficiency of water supply systems and improving drinking water use conditions were developed in the Republic.


2021 ◽  
Vol 14 (1) ◽  
pp. 41-50
Author(s):  
Sabah Jwan ◽  
Farhan Salah ◽  
Qarani Shuokr

The issue of rationalizing water consumption and preserving it for future generations is one of the most important indicators of sustainable development referred to in the Agenda 21. This study aims to assess the sustainability of water resources for the city of Erbil in terms of quantity and quality. In this study, the amount of water available in the existing water sources was evaluated and compared with the volume of water demand. The reliability of water sources, especially groundwater, in the selected area was evaluated and confirmed. The study also focused on the management of groundwater by the concerned authorities and the identification of factors that help to develop the sustainability of these sources. The problems facing the management of groundwater and the proposed solutions to solve these problems were also identified. Due to the rapid growth of the populations and lack of both water demand and water supply system, Erbil City required a fundamental evaluation of water supply systems and good planning for future. However, in this study, the assessment was conducted based on the existing data and the accurate archived documents as well. As a result, the study concluded that there have been a lot of problems that should be taken into consideration in order to provide good managing of the groundwater system. It was also observed that there was slightly higher depletion in groundwater table due to poor supplying. This study can be used as a fundamental reference for future investigations especially for those areas having the same problems in sustainable management of the subsurface basins.


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