Course Hazards and risk assessment GEO4-4425, Utrecht University, 2 March 2016

Topic: Vulnerability of groundwater systems to flooding events

Download: Powerpoint presentation: pdf format 
Download: Effect saline flooding event on groundwater: pdf document 
Download: saltfresh_flooding: PMWIN files, Exercise 1
Download: saltfresh_flooding: PMWIN files, Exercise 5

Lecture Notes Density Dependent Groundwater Flow: Salt water intrusion in coastal aquifers

Auteur: Gualbert Oude Essink 
Dictaat: Density Dependent Groundwater Flow

1 Introduction
2 Characteristics of a density dependen groundwater system
3 Freshwater head
4 The concept of a fresh-saline interface
5 Control of salt water intrusion
6 Numerical modelling
7 Salt water intrusion in the Netherlands
8 Heat transport in porous media: introduction

Lecture Notes Groundwater Modelling

Auteur: Gualbert Oude Essink 
Dictaat: Groundwater Modelling 
PART I Modelling Protocol 
1 Introduction 
2 Classification of mathematical models 
3 Methodology of modelling 
4 Data gathering 
PART II Groundwater Modelling 
5 Introduction 
6 Mathematical description of hydrogeologic processes 
7 Solution techniques 
8 Numerical aspects of groundwater models 
9 Some selected groundwater codes

Animations: examples of salinisation processes

Henry's profile with sea level rise
3D zoet-zout verdeling ondergrond NL
Fresh water injection to combat salinisation
3D zoet-zout verdeling ondergrond Texel
Regional groundwater flow, partly captured by a sandy boil 
 
 

 
Henry's profile with sea level rise
3D zoet-zout verdeling ondergrond NL
Fresh water injection to combat  salinisation
3D zoet-zout verdeling ondergrond Texel
Regional groundwater flow, partly captured by a sandy boil
Physical barrier in the coastal zone
Dutch profile: extraction, upconing and low inland levels
Profile over 3D model: effect sea level rise on salinisation
Movement of the island De Griend (NL): creation of a freshwater lens
Evolution of a freshwater lens
 
 
 
 
Physical barrier in the coastal zone
Dutch profile extraction, upconing and low inland levels
Profile over 3D model: effect sea level rise on salinisation
Movement of the island De Griend (NL): creation of a freshwater lens
Evolution of a freshwater lens
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