Study the assimilation capacity of Gharehsou River using Qual2kw model

In this study, the assimilative capacity changes of the Gharehsou River has been studied. Gharehsou River, in the East of Ardabil province of Iran in its flow path, is the entrance and discharge domestic sewage, industrial wastewater and agricultural drainage and for determining of assimilative cap...

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Main Authors: Yaser Hoseini, Pegah Hoseini
Format: Article
Language:English
Published: Joint Coordination Centre of the World Bank assisted National Agricultural Research Programme (NARP) 2018-04-01
Series:Journal of Applied Sciences and Environmental Management
Subjects:
Online Access:https://www.ajol.info/index.php/jasem/article/view/169354
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author Yaser Hoseini
Pegah Hoseini
author_facet Yaser Hoseini
Pegah Hoseini
author_sort Yaser Hoseini
collection DOAJ
description In this study, the assimilative capacity changes of the Gharehsou River has been studied. Gharehsou River, in the East of Ardabil province of Iran in its flow path, is the entrance and discharge domestic sewage, industrial wastewater and agricultural drainage and for determining of assimilative capacity of this river, first, the calibrated model of Qual2kw simulated parameters change of NO3, BOD, DO, pH and temperature for two months of January and July, and then it was compared with observational data in Aladizgeh, Samian, Anzob and ArbabKandi stations. Given the mean correlation coefficient R2 and the mean average absolute error (MAE) for two months, the best simulation for pH (R2=0.43 and MAE=0.95) and then respectively, for temperature (R2=0.56 and MAE=5.75), DO (R2=0.69 and MAE=1.75), BOD (R2=0.75 and MAE=5.78), NO3 (R2=0.39 and MAE=2.17), have been done and with the exception of nitrate, for other parameters, the Simulation in July was better than January. Results showed that measured and modeled values have a good agreement with each other and the simulation in these parameters has been done well.
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spelling doaj.art-2209c563ad89458fb617a8abb2e447942024-04-02T19:55:50ZengJoint Coordination Centre of the World Bank assisted National Agricultural Research Programme (NARP)Journal of Applied Sciences and Environmental Management2659-15022659-14992018-04-0122310.4314/jasem.v22i3.6Study the assimilation capacity of Gharehsou River using Qual2kw modelYaser HoseiniPegah Hoseini In this study, the assimilative capacity changes of the Gharehsou River has been studied. Gharehsou River, in the East of Ardabil province of Iran in its flow path, is the entrance and discharge domestic sewage, industrial wastewater and agricultural drainage and for determining of assimilative capacity of this river, first, the calibrated model of Qual2kw simulated parameters change of NO3, BOD, DO, pH and temperature for two months of January and July, and then it was compared with observational data in Aladizgeh, Samian, Anzob and ArbabKandi stations. Given the mean correlation coefficient R2 and the mean average absolute error (MAE) for two months, the best simulation for pH (R2=0.43 and MAE=0.95) and then respectively, for temperature (R2=0.56 and MAE=5.75), DO (R2=0.69 and MAE=1.75), BOD (R2=0.75 and MAE=5.78), NO3 (R2=0.39 and MAE=2.17), have been done and with the exception of nitrate, for other parameters, the Simulation in July was better than January. Results showed that measured and modeled values have a good agreement with each other and the simulation in these parameters has been done well. https://www.ajol.info/index.php/jasem/article/view/169354Gharehsou Riverassimilativephysical and chemical parametersQual2kw
spellingShingle Yaser Hoseini
Pegah Hoseini
Study the assimilation capacity of Gharehsou River using Qual2kw model
Journal of Applied Sciences and Environmental Management
Gharehsou River
assimilative
physical and chemical parameters
Qual2kw
title Study the assimilation capacity of Gharehsou River using Qual2kw model
title_full Study the assimilation capacity of Gharehsou River using Qual2kw model
title_fullStr Study the assimilation capacity of Gharehsou River using Qual2kw model
title_full_unstemmed Study the assimilation capacity of Gharehsou River using Qual2kw model
title_short Study the assimilation capacity of Gharehsou River using Qual2kw model
title_sort study the assimilation capacity of gharehsou river using qual2kw model
topic Gharehsou River
assimilative
physical and chemical parameters
Qual2kw
url https://www.ajol.info/index.php/jasem/article/view/169354
work_keys_str_mv AT yaserhoseini studytheassimilationcapacityofgharehsouriverusingqual2kwmodel
AT pegahhoseini studytheassimilationcapacityofgharehsouriverusingqual2kwmodel