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Article
Correction to: Evaluation of Sediment Transport in Ephemeral Streams: A Case Study in the Southwestern Saudi Arabia
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Article
Evaluation of Sediment Transport in Ephemeral Streams: A Case Study in the Southwestern Saudi Arabia
Sediment transport is essential for the estimation of the life of dam reservoirs. Arid regions lack sediment transport studies due to the lack of measurements for either water or sediment, and therefore, the l...
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Article
Land subsidence and groundwater storage change assessment using InSAR and GRACE in the arid environment of Saudi Arabia
Najran region in Saudi Arabia has been affected by groundwater storage decline and consequent land subsidence for a long period of time. In this study, we utilized Sentinel-1 data for ground surface map**, t...
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Article
Clustering Similar Ungauged Hydrologic Basins in Saudi Arabia by Message Passing Algorithms
Basin similarity is one of the important issues in hydrology. Thus, discovering a statistical technique to cluster basins that possess similar attributes helps hydrologists achieve better management of the bas...
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Article
Impact of satellite precipitation estimation methods on the hydrological response: case study Wadi Nu’man basin, Saudi Arabia
Arid regions have a strong lack of observational datasets, specifically in rainfall and runoff, which plays a crucial role in the effective management of water resources and the assessment of hydrological syst...
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Article
Open AccessHydrological assessment of some old dams in Saudi Arabia under the current climate, environmental conditions, and the use of the advanced technology
Dams were built in Saudi Arabia (SA) starting from the late fifties. The rainfall record at that time is rather short since the early rainfall records in the study area were in the mid-sixties. Therefore, due ...
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Article
SBAS-InSAR/GNSS Surface Deformation Assessment in Arid Environments of Najran, Saudi Arabia
Multiple surface fissures were reported over the last few years within the Najran valley, southern Saudi Arabia. The earth fissures have been observed mainly in the vicinity of agricultural territories. This s...
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Article
Open AccessModeling variability of infiltration tests in ephemeral stream beds as a random function for uncertainty quantification
Infiltration processes are highly variable in space and time, and therefore, building reliable hydrological models without considering the variability is questionable. In this research, we propose a methodolog...
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Chapter and Conference Paper
Flood Hazards Map** in Arid Region by Integrating Hydrologic and Hydraulic Modeling: Case Study of Wadi Qows, Jeddah, Saudi Arabia
This research presents an integrated approach of hydrologic and hydraulic modeling in estimating flood discharges and map** flood inundation during flood hazards in an urban arid region (Jeddah city, Saudi...
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Article
Spatiotemporal analysis of the annual rainfall in the Kingdom of Saudi Arabia: predictions to 2030 with different confidence levels
Predictions of future water resources are essential for the strategic plans of any country especially in arid regions such as Saudi Arabia (SA). This paper presents a modeling study of the temporal annual rain...
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Article
Morphological-hydrological relationships and the geomorphological instantaneous unit hydrograph of Makkah Al-Mukarramah watersheds
The present study focused on develo** the predominant relationships between morphological and morphological-hydrological parameters of watersheds in the Makkah Al-Mukarramah region, Kingdom of Saudi Arabia (...
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Article
A comparative study of the estimation methods for NRCS curve number of natural arid basins and the impact on flash flood predications
There are various methods to estimate the curve number (CN) for flood studies. In the ungauged basins, hydrologists rely on the use of an NRCS-CN table called (CNdesign). The CNdesign, in this study, is estimated...
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Article
Effect of reservoir models and climate change on flood analysis in arid regions
Dams are built in arid regions across watersheds for flood control among other purposes. Capacity-elevation (C-E) curves are vital for reservoir routing and dam operation. Different models are available for re...
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Article
A unified approach for hydrological modeling of arid catchments for flood hazards assessment: case study of wadi Itwad, southwest of Saudi Arabia
A unified and systematic approach for hydrological modeling is presented for assessing flood hazards in arid and semi-arid regions with wadi Itwad as a case study. The approach consists of the following steps:...
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Article
Dam break analysis and flood disaster simulation in arid urban environment: the Um Al-Khair dam case study, Jeddah, Saudi Arabia
This study used a simulation methodology for dam break analysis and flood simulation in an urbanized arid region, namely Um Al-Khair dam in Jeddah, Saudi Arabia. The analysis was performed using the 2011 rainf...
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Article
Modeling annual rainfall time series in Saudi Arabia using first-order autoregressive AR(1) model
The objective of this paper is to develop a forecasting model for the annual rainfall depth in Saudi Arabia (SA). The annual rainfall data of four stations are used as a pilot study. The coefficient of variati...
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Article
Solute transport model for groundwater contamination in Wadi Bani Malik, Jeddah, Saudi Arabia
Groundwater is susceptible to pollutants. Contamination occurs when human products such as gasoline, oil, and sewage get into the groundwater and cause it to become unsafe for human use. In the last 15 years, ...
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Chapter and Conference Paper
Two Dimensional Flood Inundation Modelling in Urban Areas Using WMS, HEC-RAS and GIS (Case Study in Jeddah City, Saudi Arabia)
This research presents a two-dimensional flood inundation modelling in urbanized areas when some features such as roads, buildings, and fences have great effect on flood propagation. Wadi Qows located in Jedda...
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Article
The impact of rainfall distribution patterns on hydrological and hydraulic response in arid regions: case study Medina, Saudi Arabia
Rainfall distribution patterns (RDPs) are crucial for hydrologic design. Hydrologic modeling is based on Soil Conservation Services (SCS) type RDPs (SCS type I, IA, II, and III). SCS type II method is widely used...
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Chapter and Conference Paper
Quick Urban Flood Risk Assessment in Arid Environment Using HECRAS and Dam Break Theory: Case Study of Daghbag Dam in Jeddah, Saudi Arabia
Urban flood hazards are becoming a worldwide problem. The change in climatic conditions has caused serious threats to humanity, one of which is the unexpected severe floods.
