Flow routing
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Global Reconstruction of Naturalized River Flows at 2.94 Million Reaches Open
Spatiotemporally continuous global river discharge estimates across the full spectrum of stream orders are vital to a range of hydrologic applications, yet they remain poorly constrained. Here we present a carefully designed modeling effor…
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r.avaflow v1, an advanced open-source computational framework for the propagation and interaction of two-phase mass flows Open
r.avaflow represents an innovative open-source computational tool for routing rapid mass flows, avalanches, or process chains from a defined release area down an arbitrary topography to a deposition area. In contrast to most existing compu…
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Improved modeling of snow and glacier melting by a progressive two‐stage calibration strategy with <span>GRACE</span> and multisource data: How snow and glacier meltwater contributes to the runoff of the <span>U</span>pper <span>B</span>rahmaputra <span>R</span>iver basin? Open
Snow and glacier melting and accumulation are important processes of the hydrological cycle in the cryosphere, e.g., high‐mountain areas. Glaciers and snow cover respond to climate change notably over the Tibetan Plateau (TP) as the Earth'…
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Application of HEC-HMS Model for Flow Simulation in the Lake Tana Basin: The Case of Gilgel Abay Catchment, Upper Blue Nile Basin, Ethiopia Open
Understanding the complex relationships between rainfall and runoff processes is necessary for the proper estimation of the quantity of runoff generated in a watershed. The surface runoff was simulated using the Hydrologic Modelling System…
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High-quality reconstruction of China’s natural streamflow Open
Reconstruction of natural streamflow is fundamental to the sustainable management of water resources. In China, previous reconstructions from sparse and poor-quality gauge measurements have led to large biases in simulation of the interann…
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Rainfall-Runoff Modeling Using the HEC-HMS Model for the Al-Adhaim River Catchment, Northern Iraq Open
It has become necessary to estimate the quantities of runoff by knowing the amount of rainfall to calculate the required quantities of water storage in reservoirs and to determine the likelihood of flooding. The present study deals with th…
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The Great Lakes Runoff Intercomparison Project Phase 4: the Great Lakes (GRIP-GL) Open
Model intercomparison studies are carried out to test and compare the simulated outputs of various model setups over the same study domain. The Great Lakes region is such a domain of high public interest as it not only resembles a challeng…
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mizuRoute version 1: a river network routing tool for a continental domain water resources applications Open
This paper describes the first version of a stand-alone runoff routing tool, mizuRoute. The mizuRoute tool post-processes runoff outputs from any distributed hydrologic model or land surface model to produce spatially distributed streamflo…
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The multiscale routing model mRM v1.0: simple river routing at resolutions from 1 to 50 km Open
Routing streamflow through a river network is a fundamental requirement to verify lateral water fluxes simulated by hydrologic and land surface models. River routing is performed at diverse resolutions ranging from few kilometres to 1∘. Th…
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Hydrography90m: a new high-resolution global hydrographic dataset Open
The geographic distribution of streams and rivers drives a multitude of patterns and processes in hydrology, geomorphology, geography, and ecology. Therefore, a hydrographic network that accurately delineates both small streams and large r…
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A Vector‐Based River Routing Model for Earth System Models: Parallelization and Global Applications Open
A vector‐river network explicitly uses realistic geometries of river reaches and catchments for spatial discretization in a river model. This enables improving the accuracy of the physical properties of the modeled river system, compared t…
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The Landlab v1.0 OverlandFlow component: a Python tool for computing shallow-water flow across watersheds Open
Representation of flowing water in landscape evolution models (LEMs) is often simplified compared to hydrodynamic models, as LEMs make assumptions reducing physical complexity in favor of computational efficiency. The Landlab modeling fram…
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Stochastic modeling of subglacial topography exposes uncertainty in water routing at Jakobshavn Glacier Open
Subglacial topography is an important feature in numerous ice-sheet analyses and can drive the routing of water at the bed. Bed topography is primarily measured with ice-penetrating radar. Significant gaps, however, remain in data coverage…
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A precipiton method to calculate river hydrodynamics, with applications to flood prediction, landscape evolution models, and braiding instabilities Open
The “precipiton” method is a particle‐based approach that consists of routing elementary water volumes on top of topography with erosive and depositional actions. Here we present an original way to calculate both river depth and velocity f…
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Comparison of generalized non-data-driven lake and reservoir routing models for global-scale hydrologic forecasting of reservoir outflow at diurnal time steps Open
Large-scale hydrologic forecasts should account for attenuation through lakes and reservoirs when flow regulation is present. Globally generalized methods for approximating outflow are required but must contend with operational complexity …
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Filling the gaps: Calibrating a rainfall-runoff model using satellite-derived surface water extent Open
Calibration is a crucial step in the application of hydrological models and is typically performed using in situ streamflow data. However, many rivers on the globe are ungauged or poorly gauged, or the gauged data are not readily available…
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Predicting flood plain inundation for natural channels having no upstream gauged stations Open
Flow hydrographs are one of the most important key elements for flood modelling. They are recorded as time series; however, they are not available in most developing countries due to lack of gauged stations. This study presents a flood mod…
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The Ensemble Framework For Flash Flood Forecasting (EF5) v1.2: description and case study Open
The Ensemble Framework For Flash Flood Forecasting (EF5) was developed specifically for improving hydrologic predictions to aid in the issuance of flash flood warnings by the US National Weather Service. EF5 features multiple water balance…
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r.randomwalk v1, a multi-functional conceptual tool for mass movement routing Open
We introduce r.randomwalk, a flexible and multi-functional open-source tool for backward and forward analyses of mass movement propagation. r.randomwalk builds on GRASS GIS (Geographic Resources Analysis Support System – Geographic Informa…
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Evaluating the Differences of Gridding Techniques for Digital Elevation Models Generation and Their Influence on the Modeling of Stony Debris Flows Routing: A Case Study From Rovina di Cancia Basin (North-Eastern Italian Alps) Open
Debris flows are among the most hazardous phenomena in mountain areas. To cope with debris flow hazard, it is common to delineate the risk-prone areas through routing models. The most important input to debris flow routing models are the t…
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ORCHIDEE-ROUTING: revising the river routing scheme using a high-resolution hydrological database Open
The river routing scheme (RRS) in the Organising Carbon and Hydrology in Dynamic Ecosystems (ORCHIDEE) land surface model is a valuable tool for closing the water cycle in a coupled environment and for validating the model performance. Thi…
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A Simple GIS-Based Model for Urban Rainstorm Inundation Simulation Open
With rapid urbanization, floods that occur are more frequently associated with non-riverine, urban flooding. Reliable and efficient simulation of rainstorm inundation in an urban environment is profound for risk analysis and sustainable de…
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Evaluation of the Runoff and River Routing Schemes in the Community Land Model of the Yellow River Basin Open
Runoff and river routing schemes play important roles in land surface models (LSMs) because they regulate the soil moisture, heat flux, and vegetation dynamics of land surface processes and account for the carbon and nutrient transport in …
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Hydrological performance evaluation of multiple satellite precipitation products in the upper Blue Nile basin, Ethiopia Open
Study region: Ethiopia, upper Blue Nile. Study focus: This study evaluates hydrological performance of multiple globally available precipitation products in the data scarce region of the upper Blue Nile basin over multi-scales (1656–199,81…
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Flood Routing in River Reaches Using a Three-Parameter Muskingum Model Coupled with an Improved Bat Algorithm Open
Design of hydraulic structures, flood warning systems, evacuation measures, and traffic management require river flood routing. A common hydrologic method of flood routing is the Muskingum method. The present study attempted to develop a t…
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A reduced-complexity model for river delta formation – Part 2: Assessment of the flow routing scheme Open
In a companion paper (Liang et al., 2015) we introduced a reduced-complexity model (RCM) for river delta formation, developed using a parcel-based "weighted random walk" method for routing water and sediment flux. This model (referred to a…
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A hydrological prediction system based on the SVS land-surface scheme: efficient calibration of GEM-Hydro for streamflow simulation over the Lake Ontario basin Open
This work explores the potential of the distributed GEM-Hydro runoff modeling platform, developed at Environment and Climate Change Canada (ECCC) over the last decade. More precisely, the aim is to develop a robust implementation methodolo…
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A Hybrid of Optical Remote Sensing and Hydrological Modeling Improves Water Balance Estimation Open
Declining gauging infrastructure and fractious water politics have decreased available information about river flows globally. Remote sensing and water balance modeling are frequently cited as potential solutions, but these techniques larg…
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Estimation of evaporation over the upper <span>B</span>lue <span>N</span>ile basin by combining observations from satellites and river flow gauges Open
Reliable estimates of regional evapotranspiration are necessary to improve water resources management and planning. However, direct measurements of evaporation are expensive and difficult to obtain. Some of the difficulties are illustrated…
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Modeling stream temperature in the <span>A</span>nthropocene: An earth system modeling approach Open
A new large‐scale stream temperature model has been developed within the Community Earth System Model (CESM) framework. The model is coupled with the Model for Scale Adaptive River Transport (MOSART) that represents river routing and a wat…