Journal of Hydrologic Engineering: Recent submissions
Now showing items 21-40 of 3222
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Integrated Multisource Data Assimilation and NSGA-II Multiobjective Optimization Framework for Streamflow Simulations
(American Society of Civil Engineers, 2024)Given the importance of input data, particularly precipitation, in hydrologic modeling for streamflow simulation, there has been growing emphasis on developing frameworks that harness multiple data sources concurrently to ... -
Improving Long-Term Flood Forecasting Accuracy Using Ensemble Deep Learning Models and an Attention Mechanism
(American Society of Civil Engineers, 2024)Floods, as major natural disasters, cause massive property destruction and death. Understanding the occurrence time of this event by advance notice helps consider operational flood prevention systems and platforms. Precise ... -
Improved SCS-CN Methodology Incorporating Storm Duration and Temporally Decaying Retention for Enhanced Runoff Prediction
(American Society of Civil Engineers, 2024)This study presents novel mathematical formulations of the Soil Conservation Service curve number (SCS-CN) method that incorporate both temporally decaying retention parameters and storm intensity/duration. To evaluate its ... -
Improved Regionalization of the CN Method for Extreme Events at Ungauged Sites across the US
(American Society of Civil Engineers, 2024)The curve number (CN) equation is a semiempirical, event-based model commonly used to estimate rainfall runoff. This model was originally developed in the 1950s to estimate storm runoff from 24-h rainfall events from small ... -
Improved Framework for Attribution Analysis of Contributing Climatic Factors Influencing Reference Evapotranspiration
(American Society of Civil Engineers, 2025)Reference evapotranspiration (ETo) quantifies the atmospheric water demand from a hypothetical reference crop under standardized conditions. Analyzing the changing dynamics of the climatic drivers, this study rigorously ... -
Factors Influencing the Spatial Differentiation of Water Yield: Statistics and Appraisals with Predictors of Subbasins
(American Society of Civil Engineers, 2025)Water yield in a watershed is mainly affected by both climatic and physiographical factors, but the interaction between different factors still cannot be completely understood. The soil and water assessment tool (SWAT), ... -
Experimental Study of Seawater Intrusion in Stratified Layers with Sloping Ocean–Aquifer Boundary
(American Society of Civil Engineers, 2024)Seawater intrusion (SWI) is a concern for coastline-saturated aquifers because it increases salinity, which contaminates and degrades groundwater quality. Rising sea levels and other natural processes, as well as anthropogenic ... -
Evaluating the Performance of ANN, SVR, RF, and XGBoost in the Prediction of Maximum Temperature and Heat Wave Days over Rajasthan, India
(American Society of Civil Engineers, 2024)This study attempts to predict the maximum temperature, along with the number of heat wave days (HWDs) at lead times of 7 and 15 days over Rajasthan, i.e., a semiarid region, using four machine learning (ML) ... -
Estimating Joint Probabilities for Confluences across CONUS Using Copula
(American Society of Civil Engineers, 2025)Hydraulic structure design near stream confluences requires meticulous consideration of combined flows from both tributaries, especially when the structure is located on small tributaries that drain into larger downstream ... -
Entropy Theory of Hydrologic Systems
(American Society of Civil Engineers, 2024)Hydrologic systems are characterized by processes which may occur on, below, and above the land surface. These processes are irreversible, and the irreversibility produces entropy. In thermodynamics, entropy is a measure ... -
Enhancing NWP-Based Reference Evapotranspiration Forecasts: Role of ETo Approaches and Temperature Postprocessing
(American Society of Civil Engineers, 2025)Reference evapotranspiration (ETo) forecasts are essential for estimating irrigation water demand and agricultural water management. However, studies have not examined numerical weather prediction (NWP)–based ETo forecast ... -
A Streamlined Model-Based Strategy for Screening Wildfire Impact Scenarios Related to Peak Flood Flows: Hazard Prevention in Data-Limited Regions
(American Society of Civil Engineers, 2025)The recent surge in the frequency, severity, and extent of wildfires, along with the increased risk of wildfire-induced flooding, highlights the need to quantify the potential impacts of wildfires on peak flood flows. ... -
A Simple and Efficient Method with Godunov-Type Schemes for Flow Simulation at Junctions of Open Channel Networks
(American Society of Civil Engineers, 2025)This paper presents a numerical model for simulating flows in open channel networks by discretizing the Saint-Venant equations via a Godunov-type scheme. The methodology integrates the Harten Lax van Leer (HLL) approximate ... -
Coupling Coastal and Hydrologic Models through Next Generation National Water Model Framework
(American Society of Civil Engineers, 2025)It is important to understand flooding in highly populated coastal regions, especially as the severity of extreme flood events is projected to increase. The integration of inland and coastal models offers an improved ... -
Unveiling Future Landscapes: Predicting 2075’s Transformative Changes Using Advanced Hybrid Models
(American Society of Civil Engineers, 2024)Currently, land use and land cover change (LULCC) dynamics are critical in the sustainability of global environmental change. In this study, we performed a comprehensive intercomparison of different hybrid models, employing ... -
Temporal Evaluation of Scour Hole Dimensions due to Plain Wall Jets in Noncohesive Sediments Using a Soft Computing Approach: White-Box versus Black-Box Modeling
(American Society of Civil Engineers, 2025)Jet scour presents a significant challenge for hydrological analysis and hydraulic design of river structures, with the temporal dynamics of scour hole dimensions posing a critical concern. This study analyzed the effectiveness ... -
Assessment of Nonstationary Drought Frequency under Climate Change Using Copula and Bayesian Hierarchical Models
(American Society of Civil Engineers, 2025)Characterization of nonstationarity in drought metrics due to the effects of combined forcings of natural climate variability and anthropogenic climate change are critical to effective adaptive management of future droughts. ... -
SWMM Simulation of the Stormwater Volume Control Performance of Rainwater Harvesting Systems
(American Society of Civil Engineers, 2025)EPA’s stormwater management model (SWMM) has been widely used in the planning and design of stormwater management facilities. SWMM is capable of simulating the hydrologic performance of low-impact development (LID) practices. ... -
Spatial Dependence of Extreme Rainfall and Development of Intensity–Duration–Frequency Curves Using Max-Stable Process Models
(American Society of Civil Engineers, 2025)The effective management of flood risk and urban drainage design hinges on a comprehensive understanding and accurate modeling of extreme rainfall variations, particularly in vulnerable areas. The study proposes to model ... -
Simulation of Vertical Water Temperature Distribution in a Megareservoir: Study of the Xiaowan Reservoir Using a Hybrid Artificial Neural Network Modeling Approach
(American Society of Civil Engineers, 2024)When reservoirs are constructed on rivers, river velocity decreases and the river system gradually evolves into a reservoir system. This phenomenon is particularly pronounced in the case of megareservoirs. Previous studies ...