modeling the dynamics of river-groundwater interaction: experiences from own case studies prof. dr....

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Modeling the Dynamics of River- Groundwater Interaction: Experiences from own Case Studies Prof. Dr. Manfred Koch Department of Geohydraulics and Engineering Hydrology University of Kassel [email protected] http://www.uni-kassel.de/fb14/geohydraulik/ Welcome.html

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Page 1: Modeling the Dynamics of River-Groundwater Interaction: Experiences from own Case Studies Prof. Dr. Manfred Koch Department of Geohydraulics and Engineering

Modeling the Dynamics of River-Groundwater Interaction: Experiences from own Case Studies

Prof. Dr. Manfred Koch Department of Geohydraulics and Engineering Hydrology

University of Kassel

[email protected]://www.uni-kassel.de/fb14/geohydraulik/Welcome.html

Page 2: Modeling the Dynamics of River-Groundwater Interaction: Experiences from own Case Studies Prof. Dr. Manfred Koch Department of Geohydraulics and Engineering

Overview

1. Basic concepts of surface-groundwater interactions (S-GW-I)

2. Computational tools for Design and Evaluation of Conjunctive Use Systems

3. Case studies of CWRM

4. Conclusions

Page 3: Modeling the Dynamics of River-Groundwater Interaction: Experiences from own Case Studies Prof. Dr. Manfred Koch Department of Geohydraulics and Engineering

1. Basic concepts of surface-groundwater interactions (S-GW-I)

The hydrological cycle and its surface Implementation of surface-groundwater interactionand groundwater components in HSPF/MODFLOW

Page 4: Modeling the Dynamics of River-Groundwater Interaction: Experiences from own Case Studies Prof. Dr. Manfred Koch Department of Geohydraulics and Engineering

1. Basic concepts of surface-groundwater interactions (S-GW-I)

Page 5: Modeling the Dynamics of River-Groundwater Interaction: Experiences from own Case Studies Prof. Dr. Manfred Koch Department of Geohydraulics and Engineering

1. Basic concepts of surface-groundwater interactions (S-GW-I)

Page 6: Modeling the Dynamics of River-Groundwater Interaction: Experiences from own Case Studies Prof. Dr. Manfred Koch Department of Geohydraulics and Engineering

1. Basic concepts of surface-groundwater interactions (S-GW-I)

Example from a Florida Case Study

Page 7: Modeling the Dynamics of River-Groundwater Interaction: Experiences from own Case Studies Prof. Dr. Manfred Koch Department of Geohydraulics and Engineering

1. Basic concepts of surface-groundwater interactions (S-GW-I)

Example from a Florida Case Study

Page 8: Modeling the Dynamics of River-Groundwater Interaction: Experiences from own Case Studies Prof. Dr. Manfred Koch Department of Geohydraulics and Engineering

1. Basic concepts of surface-groundwater interactions (S-GW-I)

Page 9: Modeling the Dynamics of River-Groundwater Interaction: Experiences from own Case Studies Prof. Dr. Manfred Koch Department of Geohydraulics and Engineering

1. Basic concepts of surface-groundwater interactions (S-GW-I)

Page 10: Modeling the Dynamics of River-Groundwater Interaction: Experiences from own Case Studies Prof. Dr. Manfred Koch Department of Geohydraulics and Engineering

1. Basic concepts of surface-groundwater interactions (S-GW-I)

Page 11: Modeling the Dynamics of River-Groundwater Interaction: Experiences from own Case Studies Prof. Dr. Manfred Koch Department of Geohydraulics and Engineering

1. Basic concepts of surface-groundwater interactions

Example of a Florida Case Study

Page 12: Modeling the Dynamics of River-Groundwater Interaction: Experiences from own Case Studies Prof. Dr. Manfred Koch Department of Geohydraulics and Engineering

2. Computational Tools for Design and Evaluation of Conjunctive Use Systems

General principle of coupling between surface- and groundwater model

Page 13: Modeling the Dynamics of River-Groundwater Interaction: Experiences from own Case Studies Prof. Dr. Manfred Koch Department of Geohydraulics and Engineering

2. Compuational Tools for Design and Evaluation of Conjunctive Use Systems

Evaluation of some common CWRM models (ISGW/CNTB model, Florida)

Page 14: Modeling the Dynamics of River-Groundwater Interaction: Experiences from own Case Studies Prof. Dr. Manfred Koch Department of Geohydraulics and Engineering

2. Computational Tools for Design and Evaluation of Conjunctive Use Systems

Evaluation of some common CWRM models (ISGW/CNTB model, Florida)

Page 15: Modeling the Dynamics of River-Groundwater Interaction: Experiences from own Case Studies Prof. Dr. Manfred Koch Department of Geohydraulics and Engineering

2. Computational Tools for Design and Evaluation of Conjunctive Use Systems

The Soil Water Assessment Tool (SWAT)-model

Page 16: Modeling the Dynamics of River-Groundwater Interaction: Experiences from own Case Studies Prof. Dr. Manfred Koch Department of Geohydraulics and Engineering

2. Computational Tools for Design and Evaluation of Conjunctive Use Systems

The Soil Water Assessment Tool (SWAT)-model: Calibration approach

Page 17: Modeling the Dynamics of River-Groundwater Interaction: Experiences from own Case Studies Prof. Dr. Manfred Koch Department of Geohydraulics and Engineering

2. Computational Tools for Design and Evaluation of Conjunctive Use Systems

Example of application of (SWAT)-model (Kassel research catchment)

Page 18: Modeling the Dynamics of River-Groundwater Interaction: Experiences from own Case Studies Prof. Dr. Manfred Koch Department of Geohydraulics and Engineering

2. Computational Tools for Design and Evaluation of Conjunctive Use Systems

Example of application of (SWAT)-model (Kassel research catchment)

Page 19: Modeling the Dynamics of River-Groundwater Interaction: Experiences from own Case Studies Prof. Dr. Manfred Koch Department of Geohydraulics and Engineering

2. Computational Tools for Design and Evaluation of Conjunctive Use Systems

Example of application of (SWAT)-model (Elbe catchment)

Page 20: Modeling the Dynamics of River-Groundwater Interaction: Experiences from own Case Studies Prof. Dr. Manfred Koch Department of Geohydraulics and Engineering

3. Case Studies of CWRM

Effects of Global Climatic Change on water resources in the Elbe basin

Page 21: Modeling the Dynamics of River-Groundwater Interaction: Experiences from own Case Studies Prof. Dr. Manfred Koch Department of Geohydraulics and Engineering

3. Case Studies of CWRM

Application of SWAT to compute the effects of long-term precipitation variations on discharge regimes in the Elbe basin

digital elevation model soil distribution land use

Page 22: Modeling the Dynamics of River-Groundwater Interaction: Experiences from own Case Studies Prof. Dr. Manfred Koch Department of Geohydraulics and Engineering

- FloridaSimulation of Groundwater Recharge in the Tampa Bay Area (Modflow/HSPF)

3. Case Studies of CWRM

GW inflow 0.9 in

Net recharge 4.4. in

Bay inflow 12.

ET