Tagus Estuary - EU Directives

INDEX

Abstract

Rationale

Estuary Loads

Location

Rivers discharges

WWTP Discharges

Relative Loads

Model Implementation

Domain

Hydrodynamics

Transient Circulation

Residence Time

Conclusions

Reference Scenario

Time Series Validation

Properties Spatial Distribution

Integration Boxes

Total Balance in Estuary

Scenario1- 50% Reduction in nitrate river load

Properties Spatial Distribution

Total Balance

Scenario2 – 100% Reducion in nutrients WWTP discharge

Properties Spatial Distribution

Total Balance

Conclusions

 
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Model Simulations
Reference Scenario

   Nowadays Conditions (1998)

     
Scenario 1    50% Reduction on Nitrate River Load

  

Influence of the Nitrate Removal by Agriculture Systems

   
Scenario 2

Remove Completely the discharge of WWTP

 

  Influence of the Nutrients Removal by WWTP

 

EU Directives
OSPAR

Tagus Estuary Mondego Estuary Sado Estuary

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