Results 41 to 50 of about 719 (141)

Water quality simulation of Dez River in Iran using QUAL2KW model

open access: yesGeocarto International, 2020
The considerable increase in the contamination load and the diversity of urban, agricultural, and industrial contaminants more than ever have necessitated the need to understand the process of chan...
Zienab Ghorbani   +2 more
openaire   +1 more source

Analisa Kualitas Air Sungai Tukad Badung, Denpasar, Bali Menggunakan Program QUAL2Kw

open access: yesJurnal Teknologi dan Rekayasa Sumber Daya Air, 2021
Sungai Tukad Badung secara fisik terbilang baik, namun memiliki kualitas air yang buruk. Penelitian ini bertujuan untuk mengetahui kondisi eksisting kualitas air Tukad Badung dan mengetahui kondisi daya tampung pencemaran berdasarkan analisa program QUAL2Kw.
Richarta Vichotama Nur A. A   +2 more
openaire   +2 more sources

Total Maximum Daily Load of the Curug Sub-district Segment of The Cirarab River, Indonesia [PDF]

open access: yesE3S Web of Conferences, 2020
Although The Cirarab River has a highly polluted status, it is used as a source for clean and drinking water for people in Tangerang City. Pollution occurs due to poor river quality management. This study examines the Total Maximum Daily Load/TMDL of The
Indriyani Kus   +2 more
doaj   +1 more source

Pollution Load Capacity Analysis of BOD, COD, and TSS in Karang Mumus River, Samarinda

open access: yesIndonesian Journal of Chemistry, 2020
The Rivers in Indonesia often accommodate pollution from all community activities. This happened due to a large number of people who use watersheds for living. One of those rivers is the Karang Mumus River in Samarinda City, East Kalimantan.
Vita Pramaningsih   +2 more
doaj   +1 more source

Modeling Effect of Different Pollutant Sources on Water Quality of Atrak River Using QUAL2KW Model [PDF]

open access: yesمحیط زیست و مهندسی آب
Rivers, where there is a large concentration of human activities, receive a large amount of pollution. The purpose of this study was to monitor and model the water quality of the Atrak River in the geographical area of ​​Bojnurd and to investigate the ...
Mohammad Mirnezhad, Ghasem Zolfaghari
doaj   +1 more source

Numerical Modelling of Heavy Metal Dynamics in a River‐Lagoon System

open access: yesMathematical Problems in Engineering, Volume 2019, Issue 1, 2019., 2019
This paper describes the development of a two‐dimensional water quality model that solves hydrodynamic equations tied to transport equations with reactions mechanisms inherent in the processes. This enables us to perform an accurate assessment of the pollution in a coastal ecosystem.
F. Torres-Bejarano   +7 more
wiley   +1 more source

Assessing Water Quality Indices and Autopurification Capacity of Balighli-Chai and Ghare-Sou Rivers using QUAL2Kw Model [PDF]

open access: yesمحیط زیست و مهندسی آب, 2023
The present study was conducted to assess the water quality of the Balighli-Chai and Ghare-Sou Rivers, the main rivers of Ardabil Province, Iran. The levels of dissolved oxygen (DO), biochemical oxygen demand (BOD), nitrate (NO3) and phosphate (PO4) were
Gholamreza Rafiee   +4 more
doaj   +1 more source

بررسی احداث تصفیه‌خانه‌ها بر کیفیت و آلودگی رودخانه کوهستانی عباس‌آباد [PDF]

open access: yesمدیریت آب و آبیاری
هدف این پژوهش، بررسی وضعیت کیفی رودخانه کوهستانی عباس‌آباد همدان و ارزیابی تأثیر اجرای تصفیه‌خانه فاضلاب شهری و پساب‌های کشاورزی بر روند آلودگی آن است.
عاطفه نورعلیئی   +2 more
doaj   +1 more source

Investigating the Availability of Domestic Wastewater Pollution Load Capacity in Brantas River, Malang [PDF]

open access: yesE3S Web of Conferences, 2023
The riverine system can recover itself to its balance once pollutant enters the water body. Nonetheless, this self-purification capability only applies when the concentration and magnitude of the pollutant do not exceed the pollution load capacity.
Rifai Ridwan Muhamad   +3 more
doaj   +1 more source

Application of QUAL2Kw to the Oglio River (Northern Italy) to assess diffuse N pollution via river-groundwater interaction

open access: yesJournal of Limnology, 2018
Water quality modeling is increasingly recognized as a useful tool for obtaining valuable information for optimal water quality management. In this study, the free software QUAL2Kw was used to evaluate the impacts of agricultural nitrogen (N) excess on ...
Hajar Taherisoudejani   +3 more
doaj   +1 more source

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