Results 21 to 30 of about 483 (163)

Comparative Investigation of River Water Quality by OWQI, NSFWQI and Wilcox Indexes (Case study: the Talar River – IRAN) [PDF]

open access: yesArchives of Environmental Protection, 2016
Rivers are considered as one of the main resources of water supply for various applications such as agricultural, drinking and industrial purposes. Also, these resources are used as a place for discharge of sewages, industrial wastewater and agricultural
Darvishi Gholamreza   +4 more
doaj   +2 more sources

Temporal Water Quality Patterns in the Talar River: A Multi-Index Approach Using IR-WQISC, NSFWQI, and WILCOX [PDF]

open access: yesتحقیقات منابع آب ایران
In this study, the water quality of the Talar River was evaluated based on the National Sanitation Foundation Water Quality Index (NSFWQI), the Iranian Surface Water Quality Index (IRWQISC), and the Wilcox Diagram (WILCOX) at six different stations along
Ali Laki   +3 more
doaj   +3 more sources

Role of Sub-Basins in Water Quality of Chehelchay River [PDF]

open access: yesمحیط زیست و مهندسی آب, 2018
Temporal and spatial routing of water quality is necessary for planning water resource management. The aim of this study was to determine the quality of water resources of Chehelchay River using NSFWQI index.
Javad Shirzadnia   +3 more
doaj   +2 more sources

Study of physical and chemical parameters of Arvand River based on fuzzy logic and NSFWQI index [PDF]

open access: yesMuhandisī-i Bihdāsht-i Muḥīṭ
Background: The quality of river water is deteriorating due to natural and human impacts. Arvandroud is a common river on the border of Iran and Iraq that irrigates many urban and rural areas and agricultural fields in Abadan and Khorramshahr regions ...
Azita Koshafar, Mohammad Velayatzadeh
doaj   +2 more sources

Zoning ofCheshmeh Gerdoo River of Noshahr with NSFWQI Index in Autumn 1391

open access: yesتحقیقات سلامت در جامعه, 2015
Introduction & Purpose:Population growthandpollutions caused bythe dischargeof sewageandagriculturalwasteleachatehas increased surface runoffsandgroundwaterscontaminationand it haslimitedwater resources. The zoning ofriver waterquality is thefirstand the
Hamid Reza Nassehinia   +2 more
doaj   +1 more source

بررسی کیفیت شاخه راست رودخانه ساروق تکاب بر اساس شاخص ملی کیفیت آب (NSFWQI) و پهنه‌بندی نتایج حاصله توسط سامانه اطلاعات جغرافیایی [PDF]

open access: yesPizhūhish dar Bihdāsht-i Muḥīṭ., 2016
زمینه و هدف: رودخانه‌ها یکی از مهم‌ترین منابع آب هستند که نقش مهمی را در تأمین آب مورد نیاز فعالیت‌های مختلف بر عهده دارند و با پایش کیفیت آنها می‌توان در خصوص کاربری آب آنها تصمیم‌گیری کرد.
ناصر رحیمی   +1 more
doaj   +2 more sources

تغییرات فصلی کیفیت آب رودخانه سرداب رود: دیدگاه‌های دوگانه شاخص کیفیت منابع آب سطحی ایران (IRWQIsc) و بنیاد ملی بهداشت (NSFWQI) [PDF]

open access: yesمدیریت آب و آبیاری
کیفیت آب رودخانه‌ها با توجه ‌به محدودیت منابع آب شیرین و افزایش تقاضا برای آب در بخش شرب، کشاورزی و بخش‌های دیگر از اهمیت بالایی برخوردار است. رودخانه‌ها یکی از منابع تأمین آب شیرین هستند که در معرض تخلیه بی‌رویه پساب‌های صنعتی، کشاورزی و انسانی بدون ...
هلیا باقری   +3 more
doaj   +2 more sources

Assessment of Groundwater Quality for Drinking Purposes Using Water Quality Index (WQI) in Shiraz, Iran (2011 to 2015) [PDF]

open access: yesIranian Journal of Health, Safety and Environment, 2017
Drinking water quality monitoring is a prerequisite for macro planning of development programs in metropolitans, improvement in health, and water resources management.
Mohammad Ali Baghapour   +1 more
doaj   +3 more sources

Zoning of Water Quality of Hamadan Darreh-Morad Beyg River Based on NSFWQI Index Using Geographic Information System

open access: yesپزشکی بالینی ابن سینا, 2009
Introduction & Objective: Rivers are one of the main water supply resources for various uses such as agricultural, industrial and drinking purposes. As population and consumption increase, monitoring of rivers water quality becomes an important function ...
Mohammad Taghi Samadi   +3 more
doaj   +1 more source

Evaluation and comparison of water quality using gray relational analysis and NSFWQI in Shirin-darreh dam reservoir

open access: yesسلامت و محیط, 2018
Background and Objective: Water quality is one of the issues that is of great importance to economic and social development due to the high costs of providing healthy drinking water and its risk to human health and the environment. For instance, although
M Teimouri, V Sheikh, A Sadoddin
doaj   +1 more source

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