Assigning Boundry Conditions to the Southern Inland and Coastal Systems (SICS) Model Using Results from the South Florida Water Management Model (SFWMM)

Wolfert MA, Langevin CD, Swain ED. 2004. Assigning Boundry Conditions to the Southern Inland and Coastal Systems (SICS) Model Using Results from the South Florida Water Management Model (SFWMM). U.S. Geological Survey (USGS) Open-File Report. Open-File Report 2004-1195. U.S. Geologcial Survey, Reston, Virginia

The U.S. Geological Survey (USGS) recently developed a local-scale model of the southern Everglades (fig. 2) that can simulate coastal wetland stages and salinities and freshwater discharge to Florida Bay. The model, known as the Southern Inland and Coastal Systems (SICS) model (Swain and others, 2003), is a hydrodynamic surface-water flow and transport model coupled with a ground-water flow and transport model (Langevin and others, 2002). The surface-water and groundwater models share the same finite-difference grid with a 304.8-x 304.8-m horizontal resolution. The ground-water model also contains a vertical three dimensional I0 layer (each 3.2-m thick) grid that extends from land surface to a depth of 32 m. Restoration scenarios proposed under CERP contain water-management system modifications that are far north from the SICS domain area, and a method was needed to evaluate the effects of these system modifications within the SICS area. The SFWMM was developed to represent many of the regional effects of the proposed modifications within most of southern Florida. However, to accomplish the goals of the CERP near the southern coastal area, which includes scenario testing, the local-scale SICS model had to be linked to the regional-scale SFWMM. The linking approach adopted for the SICS application is sequential and uses model results from the SFWMM as boundary conditions for the SICS model, with no feedback from the SICS model to the SFWMM.

Type
Published Report
Authors
Wolfert, Melinda; Langevin, Christian; Swain, Eric
Date of Issue
2004
Units
EVER
Keywords
boundary data, Freshwater, Ground Water, Modelling, Surface Water, Water Management

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