Hydrologic- and salt-balance investigations utilizing digital models
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Hydrologic- and salt-balance investigations utilizing digital models Lower San Luis Rey Area, San Diego County, California by Joe A. Moreland

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Published by U.S. Geological Survey, Water Resources Division in Menlo Park, Calif .
Written in English

Subjects:

  • Hydrology -- California -- San Luis Rey River Region,
  • Saline waters -- California -- San Luis Rey River Region,
  • Water resources development -- Mathematical models

Book details:

Edition Notes

StatementBy Joe A. Moreland.
SeriesGeological Survey (U.S.). Water resources investigations -- 24-74, Water-resources investigations -- 24-74.
ContributionsGeological Survey (U.S.), Joint Administrative Committee of the Santa Margarita and San Luis Rey Watershed Planning Agencies.
The Physical Object
Paginationv, 66 p. :
Number of Pages66
ID Numbers
Open LibraryOL22995398M
OCLC/WorldCa7201501

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Hydrologic- and salt-balance investigations utilizing digital models Lower San Luis Rey River area, San Diego County, California. Dates. Hydrologic models constructed and verified for for Pauma and Pala basins and for for Bonsall and Mission basins were beneficial in developing the hydrologic balances. Inflow and outflow to. Digital elevation model issues in water resources modeling - Preparation of DEMs for use in environmental modeling analysis - Source water protection project: a comparison of watershed delineation methods in ARC/INFO and arcView GIS - DEM preprocessing for efficient watershed delineation - Gis tools for HMS modeling support - Hydrologic model of the buffalo bayou using GIS . The focus is on data and issues that are common to many data-GIS-modeling applications. The second paper presents issues on and examples of GIS and hydrologic models and provides recommendations with respect to organization and implementation of the integrated use of spatial data, GIS, and distributed watershed by: Hydrologic models have been used to determine changes to flows using temperature and precipitation change estimates from global climate model projections (e.g., [ 29 – 31 ]).

hydrologic analysis frequently utilize computer models, yet such analysis still requires significant time and expertise for data preparation and estimation of model parameters (VanBlargan et al. drological investigations are encouraged at the national, regional and Part B consists of three parts: books referring to general hydrology, hydrology of subsurface waters, and hydrometry. The works are listed in both language and alphabetical order. Indi- vidual subjects treated could only . Figure Model of water molecules showing a) molecule polarity, and b) attraction between water molecules responsible for - In the latter part of the 17th century Pierre Perrault conducted hydrologic investigations in the Seine River basin and the book titled Hydrology. - In , C.V. Theis recognized the analogy between. Detecting groundwater discharge to a small river channel using ground‐based thermal infrared imagery and radon‐ Groundwater–surface water exchange in the intertidal zone detected by hydrologic and coastal oceanographic measurements James W. Heiss, Holly A. Michael, Jack Puleo Towards more credible models in catchment hydrology.

The model is based on the conservation of mass principles (i.e., all water inputs are matched by the sum of outputs and storage changes within the system). The modeled area is defined by hydrologic boundaries based on digital elevation model data in raster format. The TOPMODEL, which is a semidistributed and topographic-based rainfall-runoff model, was employed to investigate the effects of the DEM creation methods on the results of such models. The results showed that the topographic index is highly sensitive to the interpolation method used in DEM creation. A benefit of using GIS softwares for hydrological modeling is that digital visualizations of data can be linked to real-time data. GIS revolutionized curation, manipulation, and input for complex computational hydrologic models [2] [3] For surface water modeling, digital elevation model are often layered with hydrographic data in order to.   Resource managers need spatially explicit models of hydrologic response to changes in key climatic drivers across variable landscape conditions. We demonstrate the utility of a Basin Characterization Model for California (CA-BCM) to integrate high-resolution data on physical watershed characteristics with historical or projected climate data to predict watershed-specific hydrologic .