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Urban Hydrology Modeling Using GIS
Victor de Loza
Nahm H. Lee, Ph.D
Thursday, July 11, 2013
| 2 Proprietary and Confidential
ABOUT ME Education : B.S. Civil Engineering and Environmental Design, San Jose State University (May 2013) Professional Experience: Civil Engineering Intern, The Santa Clara Valley Water District (01/2013 – Present) Environmental Engineering Intern, Life Technologies - Applied Biosystems (05/2009 – 05/2011) Career Interests: Hydraulic Modeling, Flood Protection, Applications of GIS tools to Engineering problems. Contact Information Victor de Loza (209)855-6835 [email protected]
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SYSTEM WORKFLOW
URBAN VS RURAL HYDROLOGY
PROJECT LOCATION
APPLICATION OF GIS TOOLS
HYDROLOGIC MODELING SYSTEM (HEC-HMS)
Storm Water Management Model (SWMM)
PRELIMINARY RESULTS
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OVERVIEW
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SYSTEM W O R K F L O W
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GIS DATA
HEC-HMS
SWMM5.0
HEC-RAS
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URBAN VS RURAL HYDROLOGY
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URBAN VS RURAL HYDROLOGY
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PROJECT LOCATION
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APPLICATION OF GIS TOOLS SUBCATCHMENT FOOTPRINT
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APPLICATION OF GIS TOOLS SUBCATCHMENT FOOTPRINT
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APPLICATION OF GIS TOOLS SUBCATCHMENT FOOTPRINT
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APPLICATION OF GIS TOOLS SUBCATCHMENT FOOTPRINT
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APPLICATION OF GIS TOOLS ARCHYDRO – AGREE DEM
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APPLICATION OF GIS TOOLS ARCHYDRO – AGREE DEM
Original DEM
Reconditioned DEM
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APPLICATION OF GIS TOOLS ARCHYDRO – SUBCATCHMENT DELINEATION
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APPLICATION OF GIS TOOLS ARCHYDRO – SUBCATCHMENT DELINEATION
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APPLICATION OF GIS TOOLS ARCHYDRO – SUBCATCHMENT DELINEATION
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APPLICATION OF GIS TOOLS TOPOLOGY
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APPLICATION OF GIS TOOLS ARCHYDRO – AGREE DEM
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APPLICATION OF GIS TOOLS ARCHYDRO – AGREE DEM
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APPLICATION OF GIS TOOLS TOPOLOGY
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APPLICATION OF GIS TOOLS SPATIAL ANALYST
Soil Data (NRCS) Land Coverage 2006 (USGS) Impervious Areas 2006 (USGS)
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APPLICATION OF GIS TOOLS SPATIAL ANALYST
IMP2006 (USGS) LULC2006 (USGS)
AOI Soil Data (NRCS)
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APPLICATION OF GIS TOOLS SPATIAL ANALYST
Area of Interest as Zone
Percent Slope Raster as Value Raster
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APPLICATION OF GIS TOOLS RESULT
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HEC-HMS to SWMM INTEGRATION
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REPORT HEC-HMS
INPUT FILE
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HEC - HMS
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SWMM5.0
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PRELIMINARY RESULTS
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Flow
(CFS
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Date (min)
Actual vs Modeled Sytem Flow
Actual
Horton's Method
SCS Method
HortonRevised