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Digital Elevation Model Based Watershed and Stream Network Delineation

Digital Elevation Model Based Watershed and Stream Network Delineation

Digital Elevation Model Based Watershed and Stream Network Delineation. Conceptual Basis Eight direction pour point model (D8) Flow accumulation Pit removal and DEM reconditioning Stream delineation Catchment and watershed delineation Geomorphology, topographic texture and drainage density

By connie
(1133 views)

Watershed delineation and data preparation for groundwater modeling using GIS in the Savannah River Site

Watershed delineation and data preparation for groundwater modeling using GIS in the Savannah River Site

Watershed delineation and data preparation for groundwater modeling using GIS in the Savannah River Site. GIS term project presentation November 25, 2003 Prepared by Jaehak Jeong. Outline. Introduction Objective Data description Watershed Delineation Infiltration rate Conclusion

By jersey
(453 views)

Geographical Information System (Dam and Watershed Analysis )

Geographical Information System (Dam and Watershed Analysis )

Geographical Information System (Dam and Watershed Analysis ). Kumar Digvijay Singh 02D05012. Under Guidance of Prof. Milind Sohoni. Outline. Watershed delineation Sinks, flat areas, flow direction, delineation etc. Dam Construction

By ostinmannual
(250 views)

GIS Modeling

GIS Modeling

GIS Modeling. Venkatesh Merwade, University of Texas at Austin. Interdisciplinary aquatic modeling workshop, July 21, 2005. Overview. GIS and data representation Geodatabase design Vector and surface analysis 3D and visualization in GIS GIS and Modeling Case studies.

By saeran
(158 views)

Hydrology

Hydrology

Hydrology. Fill . How Fill works Sinks and peaks are often errors due to the resolution of the data or rounding of elevations to the nearest integer value.

By shasta
(83 views)

Land Use and Urban Recharge in the Brushy Creek Watershed

Land Use and Urban Recharge in the Brushy Creek Watershed

Land Use and Urban Recharge in the Brushy Creek Watershed. Jonathan Snatic. Urban Recharge. Urban Recharge. Leaking water mains and sewers. Infiltration of excess irrigation. Brushy Creek Basin. Land Use 1992. Land Use 2001. Contributing Zone . LCRA- municipal supply. Llano Uplift.

By micheal
(105 views)

Alternative Approaches to Flood Inundation Mapping

Alternative Approaches to Flood Inundation Mapping

Alternative Approaches to Flood Inundation Mapping. Venkatesh Merwade and Younghun Jung School of Civil Engineering, Purdue University. Stormwater Drainage Conference, February 10, 2011. Why alternative approach?. Flood Map for Tippecanoe County, IN. FEMA. SSURGO. Montgomery, IN.

By qamar
(195 views)

Georges Comair GIS for Water Resources UT Austin-12/02/10

Georges Comair GIS for Water Resources UT Austin-12/02/10

Hydrology of the Jordan River Basin. Georges Comair GIS for Water Resources UT Austin-12/02/10. Preview. Location Watershed delineation Volume of water available for run-off Dead Sea water balance. Location. NASA. The upper Jordan River catchment. Jordan River. wikipedia.

By gasha
(116 views)

Advanced water quality analysis with GIS

Advanced water quality analysis with GIS

Advanced water quality analysis with GIS. RESM 575 Spring 2010 Lecture 11. Today. Part A Introduction to watershed analysis with GIS Part B Advanced water quality analysis Terrain analysis Lab 11a and 11b Basic hydro analysis tools Advanced watershed analysis with WCMS.

By farren
(273 views)

Digital Elevation Model Based Watershed and Stream Network Delineation

Digital Elevation Model Based Watershed and Stream Network Delineation

Digital Elevation Model Based Watershed and Stream Network Delineation. Conceptual Basis Eight direction pour point model (D8) Flow accumulation Pit removal and DEM reconditioning Stream delineation Catchment and watershed delineation Geomorphology, topographic texture and drainage density

By kita
(212 views)

References

References

Figure 1. Schematic of “typical” vegetated buffer system with diagram illustrating key differences between sheet and concentrated flows. A GIS-Enabled Kinematic Wave Approach for Calculating the Transition between Sheet and Concentrated Flows

By sorley
(75 views)

Hydrologic Analysis

Hydrologic Analysis

Hydrologic Analysis. Francisco Olivera, Ph.D., P.E. Srikanth Koka Department of Civil Engineering Texas A&M University. Watershed Delineation. Watershed delineation is the process of identifying the drainage area of a point.

By deacon
(241 views)

DEM-Based Stream and Watershed Delineation

DEM-Based Stream and Watershed Delineation

DEM-Based Stream and Watershed Delineation. Francisco Olivera, Ph.D., P.E. Texas A&M University Department of Civil Engineering. Watershed Delineation. Watershed delineation is the process of identifying the drainage area of a point or set of points.

By dawson
(297 views)

References

References

Figure 1. Schematic of “typical” vegetated buffer system with diagram illustrating key differences between sheet and concentrated flows. A GIS-Enabled Kinematic Wave Approach for Calculating the Transition between Sheet and Concentrated Flows

By davida
(91 views)

Efficient Algorithms for Large-Scale GIS Applications

Efficient Algorithms for Large-Scale GIS Applications

Efficient Algorithms for Large-Scale GIS Applications. Laura Toma Duke University. Why GIS?. How it all started.. Duke Environmental researchers: computing flow accumulation for Appalachian Mountains took 14 days (with 512MB memory) 800km x 800km at 100m resolution  ~64 million points

By cicada
(114 views)

CVEN 689 Instructor: Dr. Francisco Olivera

CVEN 689 Instructor: Dr. Francisco Olivera

Estimating Salt Concentration at Ungaged Locations from Parameters derived using GIS Ganesh Krishnamurthy Water Resources Engineering. CVEN 689 Instructor: Dr. Francisco Olivera. Objectives. To become proficient in ArcView 3.2

By dinh
(112 views)

The World of GIS Hydro ‘98

The World of GIS Hydro ‘98

The World of GIS Hydro ‘98. Presented by:. David R. Maidment University of Texas at Austin. Synthesis of GIS and Modeling. GIS. Hydrologic Modeling. Environmental description. Process representation. Input. Data. Model. Results. Linking Data and Models. Integrated Spatial Database.

By tommy
(115 views)

Massive Data Algorithmics

Massive Data Algorithmics

Faglig Dag, January 17, 2008. Massive Data Algorithmics. Gerth Stølting Brodal. University of Aarhus Department of Computer Science. The core problem. Normal algorithm. running time. I/O-efficient algorithm. data size. Main memory size. Outline of Talk. Examples of massive data

By bazyli
(145 views)

Flow Computation on Massive Grid Terrains

Flow Computation on Massive Grid Terrains

Flow Computation on Massive Grid Terrains. Lars Arge Laura Toma Dept. of Computer Science Duke University , USA. Helena Mitasova Dept. of Marine, Earth & Atmospheric Sciences , NCSU , USA. http://www.cs.duke.edu/geo*/terraflow. Flow direction The direction water flows at a cell

By melita
(83 views)

National Basin Delineation

National Basin Delineation

National Basin Delineation. Project Team: Ken Howard Ami Arthur Gina Cox Dave Slayter Nathan Kuhnert Cooperative Institute for Mesoscale Meteorological Studies (CIMMS)/ National Severe Storms Laboratory (NSSL). National Basin Delineation. Project objective:

By sun
(129 views)

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