Assessing the drain estuaries’ water quality in response to pollution abatement

To assess 12 years of pollution abatement efforts in all drain estuaries in Northern Egypt, which discharge to Northern Lakes and the Mediterranean Sea, this paper provides temporal trends in water quality indices from 2002 to 2013. For the estuary of 20 drains: one drain had insufficient data to an...

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Main Author: Alaa Farouk Abukila
Format: Article
Language:English
Published: Taylor & Francis Group 2015-04-01
Series:Water Science
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S1110492915000053
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author Alaa Farouk Abukila
author_facet Alaa Farouk Abukila
author_sort Alaa Farouk Abukila
collection DOAJ
description To assess 12 years of pollution abatement efforts in all drain estuaries in Northern Egypt, which discharge to Northern Lakes and the Mediterranean Sea, this paper provides temporal trends in water quality indices from 2002 to 2013. For the estuary of 20 drains: one drain had insufficient data to analyze for trends (Burullus Drain), four drains had significant increase in water quality index (WQI) score (Bahr ElBaqar Drain, Drain No. 1, Tabia Drain and No. 11 Drain), one drain had significant declination in water quality score over the tested time period (Ramsis Drain). While the rest (14 drains) showed insignificant trend in either direction (improving or declining). Water quality fluctuated over that time period. On average, temporal changes in excursions of coliform count from their threshold can explain 83.3% of the temporal variability observed in water quality indicators monitored in all drain estuaries (38.9%% < R2 < 89.2%). Therefore, the most effective water quality variables among a set of variables affecting the WQI score was total coliform.
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spelling doaj.art-c4c542dcab57479b96aa1faa4ed78efe2022-12-21T20:20:11ZengTaylor & Francis GroupWater Science1110-49292015-04-0129111810.1016/j.wsj.2015.02.002Assessing the drain estuaries’ water quality in response to pollution abatementAlaa Farouk AbukilaTo assess 12 years of pollution abatement efforts in all drain estuaries in Northern Egypt, which discharge to Northern Lakes and the Mediterranean Sea, this paper provides temporal trends in water quality indices from 2002 to 2013. For the estuary of 20 drains: one drain had insufficient data to analyze for trends (Burullus Drain), four drains had significant increase in water quality index (WQI) score (Bahr ElBaqar Drain, Drain No. 1, Tabia Drain and No. 11 Drain), one drain had significant declination in water quality score over the tested time period (Ramsis Drain). While the rest (14 drains) showed insignificant trend in either direction (improving or declining). Water quality fluctuated over that time period. On average, temporal changes in excursions of coliform count from their threshold can explain 83.3% of the temporal variability observed in water quality indicators monitored in all drain estuaries (38.9%% < R2 < 89.2%). Therefore, the most effective water quality variables among a set of variables affecting the WQI score was total coliform.http://www.sciencedirect.com/science/article/pii/S1110492915000053Pollution abatementMain drainsWater qualityEgyptian Lakes
spellingShingle Alaa Farouk Abukila
Assessing the drain estuaries’ water quality in response to pollution abatement
Water Science
Pollution abatement
Main drains
Water quality
Egyptian Lakes
title Assessing the drain estuaries’ water quality in response to pollution abatement
title_full Assessing the drain estuaries’ water quality in response to pollution abatement
title_fullStr Assessing the drain estuaries’ water quality in response to pollution abatement
title_full_unstemmed Assessing the drain estuaries’ water quality in response to pollution abatement
title_short Assessing the drain estuaries’ water quality in response to pollution abatement
title_sort assessing the drain estuaries water quality in response to pollution abatement
topic Pollution abatement
Main drains
Water quality
Egyptian Lakes
url http://www.sciencedirect.com/science/article/pii/S1110492915000053
work_keys_str_mv AT alaafaroukabukila assessingthedrainestuarieswaterqualityinresponsetopollutionabatement