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Developing GIS-Based Unit Hydrographs for Flood Management in Makkah Metropolitan Area, Saudi Arabia

Gomaa M. Dawod, Nabeel A. Koshak
2011 Journal of Geographic Information System  
Furthermore, NRCS unit hydrographs have been developed for six watersheds within Makkah metropolitan area, southwest Saudi Arabia.  ...  In Saudi Arabia, the discharge records may not be available either for several locations or for long time scales, and therefore synthetic unit hydrographs are crucial in flood and water resources management  ...  Acknowledgements The authors would like to acknowledge the financial support offered by the Center of Research Excellence in Hajj and Omrah, Um Al-Qura university, Saudi Arabia. References  ... 
doi:10.4236/jgis.2011.32012 fatcat:5chwxzd6bnbi7m33q4h2bpzyna

Assessment of several flood estimation methodologies in Makkah metropolitan area, Saudi Arabia

Gomaa M. Dawod, Meraj N. Mirza, Khalid A. Al-Ghamdi
2011 Arabian Journal of Geosciences  
Estimation of floods in a hydrological basin is essential for efficient flood management and development planning.  ...  Two global approaches, namely the rational and the curve number methods, along with four national regression models have been compared over Makkah metropolitan area, Saudi Arabia.  ...  On a national level, some regression models have been developed in Saudi Arabia in order to compute flood discharge.  ... 
doi:10.1007/s12517-011-0405-5 fatcat:ogqsofyswfaf5b5xkrtfzitll4

The Performance of Physically Based and Conceptual Hydrologic Models: A Case Study for Makkah Watershed, Saudi Arabia

Ahmed M. Al-Areeq, Muhammad A. Al-Zahrani, Hatim O. Sharif
2021 Water  
watershed in Saudi Arabia.  ...  Observed peak discharge for two flood events was used to compare hydrographs simulated by the two models, one for calibration and one for validation.  ...  In the past few decades, the city of Makkah has witnessed unusually rapid urbanization, making it the third most populated metropolitan area in Saudi Arabia.  ... 
doi:10.3390/w13081098 fatcat:snszzstwmfgs3iiaoxm5uwuiwm

Integrated Strategies for the Management of Wadi Flash Floods in the Middle East and North Africa (MENA) Arid Zones: The ISFF Project [chapter]

Sameh A. Kantoush, Mohamed Saber, Mohammed Abdel-Fattah, Tetsuya Sumi
2021 Natural Disaster Science and Mitigation Engineering: DPRI reports  
AbstractSustainable management of wadi flash flood (WFF) risks is desperately needed to secure development in wadi systems.  ...  This chapter provides a state-of-the-art scientific basis in terms of integrated flash flood management.  ...  Makkah metropolitan region, and to classify the flood hazard degree on city roads.  ... 
doi:10.1007/978-981-16-2904-4_1 fatcat:4y7jclshgfcsxh3rktxmbg2eu4

Using GIS Tools and Data for Hydrological Modelling in Arid Areas: A Literature Review

2019 The Egyptian Journal of Environmental Change  
The runoff curve number method is illustrated as an example of methods that are utilized in GIS-based hydrological models.  ...  For example, they should consider new methods for determining spatial rainfall and infiltration from transient flows that come from flash floods.  ...  Another study utilizing a GIS-based approach and employing the CN method was performed by and was conducted in the Makkah metropolitan area in the southwest of Saudi Arabia.  ... 
doi:10.21608/ejec.2019.96533 fatcat:4osocf4yanetvnrcuzout5urxu

Flood Hazard Assessment along the Western Regions of Saudi Arabia using GIS-based Morphometry and Remote Sensing Techniques

Qianwen Shi
Areas located in the western provinces of Saudi Arabia have experienced catastrophic floods.  ...  for Saudi Arabia.  ...  The Snyder Unit Hydrograph (SUH) was developed based on a study of 20 watersheds in Appalachian Highlands of the USA.  ... 
doi:10.25781/kaust-24qm9 fatcat:qaibwj5llfc55cqxhqvfc6q5fu