Journal of Hydrologic Engineering: Recent submissions
Now showing items 321-340 of 3312
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Prediction of Flow Resistance in an Open Channel over Movable Beds Using Artificial Neural Network
(ASCE, 5/1/2021)Estimating flow resistance is essential for the hydraulic analysis of a river and the evaluation of conveyance in a specific flow condition. Under bed-load transport conditions, the resistance to the flow in an open channel ... -
Copula-Based Risk Analysis of Agricultural Water Shortage under Natural Precipitation Conditions in the Guanzhong Plain, a Drought-Prone Region of China
(ASCE, 6/1/2021)Accurate risk forecasting of agricultural water shortages has important implications for the prevention and reduction of disasters in regional agricultural production. Encountering effective precipitation (Pe) and crop ... -
Periodic Identification of Runoff in Hei River Based on Predictive Extension Method of Eliminating the Boundary Effect of the Wavelet Transform
(ASCE, 5/1/2021)In order to eliminate the wavelet boundary effect caused by the limitation of data length, a univariate predictive extension method based on phase space reconstruction and least squares support vector machine (LSSVM) is ... -
Streamline-Based Method for Reconstruction of Complex Braided River Bathymetry
(ASCE, 5/1/2021)Reconstruction of complex braided river bathymetry is important for supporting hydrodynamic simulation and understanding river morphological processes. To our knowledge, existing methods generate and interpolate channel-fitted ... -
Comparing Five Kinematic Wave Schemes for Open-Channel Routing for Wide-Tooth-Comb-Wave Hydrographs
(ASCE, 4/1/2021)Due to its simplicity, the kinematic wave is commonly applied to open-channel routing in watershed hydrologic modeling. However, these applications must fulfill certain conditions, such as relatively large riverbed slopes ... -
Large-Scale Hydrological and Sediment Modeling in Nested Domains under Current and Changing Climate
(ASCE, 5/1/2021)Continental and global dynamic hydrological models have emerged recently as tools for large-scale analyses. One such tool is a dynamic process-based rainfall-runoff and water quality model called Hydrological Predictions ... -
Web Mapping of Extreme Daily Rainfall Data in Central and Northern Argentina
(ASCE, 7/1/2021)This work presents web mapping of extreme daily precipitation values in central and northern Argentina, including values of both annual maximum precipitation (AMP) for different return periods, and probable maximum ... -
Assessing the Impact of Climate Change on Transportation Infrastructure Using the Hydrologic-Footprint-Residence Metric
(ASCE, 5/1/2021)Climate change is likely to increase the frequency and intensity of flooding. Transportation infrastructure is vulnerable to extreme precipitation because it was designed using frequency, duration, and intensity relationships ... -
Effect of Uncertainty in Historical Data on Flood Frequency Analysis Using Bayesian Method
(ASCE, 4/1/2021)The purpose of this paper was to investigate the effect of the uncertainty of historical flood information on flood frequency analyses using a Bayesian approach. The uncertainty of the magnitude was described using variations ... -
Temporal Simulation of Sediment Yield Using WEPP Model in Dal Catchment of Temperate Region of Kashmir Valley, India: Case Study
(ASCE, 5/1/2021)Soil erosion by water is a serious and continuing environmental problem. In the present study the Water Erosion Prediction Project (WEPP) model was used in the Dal catchment to simulate sediment yield. The study was conducted ... -
Quantifying the Effect of GRACE Terrestrial Water Storage Anomaly in the Simulation of Extreme Flows
(ASCE, 4/1/2021)The conventional hydrological modeling framework with a traditional streamflow-alone calibration approach is often challenged with the difficulty of accurately simulating the extreme flow conditions. This study explores ... -
Evaluation of Spatial Rainfall Products in Sparsely Gauged Region Using Copula Uncertainty Modeling with Triple Collocation
(ASCE, 4/1/2021)This study presents a topography-dependent error adjustment technique for observed spatial rainfall estimate (OSRE) with the application of a multivariate t-copula model in a sparsely gauged region in Bangladesh. Multiple ... -
Long-Term Climate Variability and Drought Characteristics in Tropical Region of India
(ASCE, 4/1/2021)This work reports climate change signals and long-term trend analysis of climate variables, meteorological drought, and extreme climate indexes over the tropical state of Kerala in India. The trend analysis reveals ... -
Approaches for Optimizing the Performance of Adaptive Neuro-Fuzzy Inference System and Least-Squares Support Vector Machine in Precipitation Modeling
(ASCE, 4/1/2021)This study employs two heuristic algorithms, including the genetic algorithm (GA) and ant colony optimization for continuous domains (ACOR), for optimizing the parameters of two soft computing models, namely adaptive ... -
Development of Rainfall Intensity-Duration-Frequency Curves Based on Dynamically Downscaled Climate Data: Arizona Case Study
(ASCE, 5/1/2021)The ideal framework for water infrastructure design in any region relies on rainfall characteristics of that region, which is defined through rainfall intensity-duration-frequency (IDF) curves. The current IDF curves are ... -
Gauging the Ungauged: Regionalization of Flow Indices at Grid Level
(ASCE, 4/1/2021)Despite advances in data collection and modeling, there still remains a significant gap in predicting flows in ungauged locations. This study presents an approach for using gridded data to regionalize flow indices (long-term ... -
Relationships between Large-Scale Climate Signals and Winter Precipitation Amounts and Patterns over Iran
(ASCE, 3/1/2021)Precipitation is one of the most complex weather phenomena; its successful spatiotemporal modeling provides substantial information for designing water management systems. This research aimed to determine the relationship ... -
Impact of Geospatial Data Enhancements for Regional-Scale 2D Hydrodynamic Flood Modeling: Case Study for the Coastal Plain of Virginia
(ASCE, 4/1/2021)Hydrology in low-relief coastal plains is especially challenging to simulate in flood modeling applications. Two-dimensional (2D) hydrodynamic models are often necessary, but creating such models for regional-scale systems ... -
Adaptation by Himalayan Water Resource System under a Sustainable Socioeconomic Pathway in a High-Emission Context
(ASCE, 3/1/2021)Climate change in the Indian Himalayan region is being manifested in the loss of glaciers and altered patterns of monsoon rainfall. Simultaneously, rapid population growth together with economic development are increasing ... -
Copula-Based Frequency and Coincidence Risk Analysis of Floods in Tropical-Seasonal Rivers
(ASCE, 5/1/2021)The conventional method of univariate flood frequency analysis based solely on peak flow (Q) overlooks the influence of other characteristic flood variables, such as the accumulated volume (V) of the flood and the duration ...